1) The largest cell in the human body is :
Answer
Ovum
2) The source of oxygen generated during photosynthesis is:
Answer
water
3) Water in plants is transported by -
Answer
xylem
4) Where are the Eucalyptus trees found in abundance -
Answer
Nilgiri Hills
5) All the progeny obtained from a single plant by vegetative propagation are called -
Answer
Clones
6) What is a Sponge?
Answer
An animal
7) Penicillin is extracted from -
Answer
fungus
8) What is the rod shaped bacteria called?
Answer
Bacillus
9) The animal which has become extinct recently in India happens to be -
Answer
Cheetah
10) ‘Darwin finches’ refer to a group of :
Answer
Birds
11) The tissue in man where no cell division occurs after birth is -
Answer
nerves
12) Sea sickness is due to the effect of the motion of ship, on -
Answer
stomach
13) The name of the first cloned sheep was -
Answer
Dolly
14) Through ‘Photosynthesis’ green plants generate -
Answer
organic materials
15) The first photosynthetic oxygen liberating organisms to appear on earth were :
Answer
Cyanobacteria
16) Which is the anticoagulant substance in blood?
Answer
Heparin
17) Sugarcane is a type of -
Answer
grass
18) Mineral constituent of chlorophyll is -
Answer
Magnesium
19) Which of the part of tongue bears cells for sour taste?
Answer
Sides
20) Who discovered malaria causing germs?
Answer
Charles Louis Alphonse Laveran
21) The colour of the eye depends upon the pigment present in -
Answer
iris
22) The normal cholesterol level in human blood is -
Answer
180 - 200 mg%
23) Saponification involves the hydrolysis of fats and oils by-
Answer
caustic soda
24) The branch of medical science which is concerned with the study of disease as it affects a community of people is called :
Answer
epidemiology
25) Wisdom teeth is the -
Answer
3rd molar teeth
26) The tusk of elephant is an enormously enlarged -
Answer
upper incisor
27) Scurvy is caused due to the deficiency of -
Answer
Vitarnin-C
28) Male (Anopheles) mosquito feeds on -
Answer
Nectar of flower
29) Identify an example of a connective tissue in humans -
Answer
Bone
30) Photosynthesis is a/an -
Answer
endothermic process
31) Syrinx is the voice box in -
Answer
Birds
32) The ability of the eye to see in the dark, is due to the production of a purple pigment known as -
Answer
Retinene
33) Which organ of the body produces the fluid known as bile?
Answer
Liver
34) Cooking oil can be converted into vegetable ghee by the process of -
Answer
hydrogenation
35) The deficiency of Vitamin B causes -
Answer
Beri - Beri
36) In which vertebrate oxygenated and deoxygenated blood gets mixed -
Answer
Amphibian
37) What is the chemical name of vitamin E?
Answer
Tocopherol
38) Who is commonly known as "the Father of Microbiology"?
Answer
Antonie Philips van Leeuwenhoek
39) Commonest mammal is -
Answer
Man (Homo sapiens)
40) Lungs are the primary organs of .
Answer
Respiration
41) Lac is produced from -
Answer
an insect
42) The animal which uses sounds as its ‘eyes’ is -
Answer
Bat
43) The Vitamin which helps in clotting of blood is :
Answer
K
44) At very high altitude, the Red Blood Corpuscles in the human body will :
Answer
increase in size
45) What are the blood corpuscles that help to build up resistance against diseases?
Answer
Leucocytes
46) Which is the gland that holds the body's thermostat?
Answer
Hypothalamus
47) Pathogenic bacteria secrete -
Answer
Antigens
48) Our bones, and teeth are generally made of —
Answer
Tricalcium phosphate
49) Angora wool is extracted from —
Answer
rabbit
50) Which wood will become useless soon after exposing in the open air -
Answer
Wet wood
51) Clove, the commonly-used spice, is obtained from the -
Answer
Flower bud
52) Chromosomes are made up of -
Answer
DNA and Protein
53) Toxicology is related to the study of -
Answer
poisons
54) In human body, Vitamin A is stored in the -
Answer
liver
55) Cow milk is a rich source of -
Answer
Vitamin B12
56) The large amount of sugar present in human blood is -
Answer
glucose
57) is concerned with cell division.
Answer
Cytokinin
58) For a person having hypermetropia, the near point is .
Answer
Greater than 25cm
59) In a food chain, the solar energy utilized by plants is only -
Answer
0.1 per cent
60) Which is the largest living bird on Earth?
Answer
Ostrich
61) Blood pressure is measured by -
Answer
Sphygmanometer
62) Growth of the baby in the uterus is found using -
Answer
Ultra sound
63) Besides ear ossicles, the cavity of the middle ear in humans contains -
Answer
air
64) The percentage of water content in the human blood plasma normally varies from -
Answer
91-92
65) "Sodium Pump" operates in -
Answer
Nerve impulse
66) Which type of pathogen causes the water-borne disease Schistosomiasis?
Answer
Parasitic
67) In coriander, the useful parts are -
Answer
leaves & dried fruits
68) Which plant is called 'Herbal Indian Doctor'?
Answer
Amla
69) If the radius of blood vessels of a person decreases his/her blood pressure will -
Answer
increase
70) Bee Keeping is known as -
Answer
Apiculture
71) Name the tiny pores present on the surface of leaves in plants.
Answer
Stomata
72) What is the full form of DNA?
Answer
Deoxyribonucleic acid
73) Scientific study of birds is known as -
Answer
Ornithology
74) Which drug is used as an Anti-Diabetic drug?
Answer
Metformin
75) During dehydration what is the substance that is usually lost by the body?
Answer
Sodium chloride
76) Pituitary gland is located in —
Answer
brain
77) Where is the Botanical Survey of India headquartered?
Answer
Kolkata
78) What is the chromosome number in a human ovum?
Answer
46
79) The metal present in insulin is -
Answer
Zine
80) Pregnant women usually become deficient in -
Answer
Calcium and Iron
81) Which components of light are absorbed by chlorophyll?
Answer
Violet and red
82) Photosynthesis takes place inside plant cells in _.
Answer
Chloroplasts
83) Which part of human body is first highly affected by nuclear radition?
Answer
Skin
84) Small pox is a deadly and highly contagious:
Answer
Viral disease
85) The enzyme sucrase acts on -
Answer
sucrose only
86) Which drug is used for Pain Relief?
Answer
Tramadol
87) The National tree of India -
Answer
The banyan
88) Cell or tissue death within a living body is called as -
Answer
Necrosis
89) Insufficient blood supply in human body is referred as -
Answer
Ischemia
90) The only snake that builds a nest is:
Answer
King Cobra
91) Humerus bone is situated in -
Answer
Thigh
92) The pH of human blood is -
Answer
7.4
93) Insulin is a kind of .
Answer
hormone
94) The charcoal used to decolorize raw sugar is -
Answer
Wood charcoal
95) The element which is rich in most leafy vegetables is -
Answer
Iron
96) Polio is caused by -
Answer
Virus
97) The functions of pacemaker is -
Answer
Initiation of heart beat
98) The best method of disposal of garbage is -
Answer
Incineration
99) Transpiration is mainly effective during .
Answer
Night
100) The smallest flowering plant is -
Answer
Wolffia
101) Which part becomes modified as the tusk of elephant?
Answer
Second incisor
102) One of these vitamins is called erythrocyte maturation factor -
Answer
B-12
103) Deep fried food materials are carcinogenic because they are rich in -
Answer
Hydrocarbons
104) What is the name of vessel that delivers the nutrient rich blood from the stomach and small intestine to the liver?
Answer
Hepatic portal vein
105) 'Ringworm' is a disease caused by -
Answer
Fungi
106) Enzymes are absent in -
Answer
viruses
107) Olive Ridley is a famous -
Answer
turtle species
108) The standard audible capacity of a healthy human being as per World Health Organi-sation is in the range of -
Answer
5-10 decibels
109) Which organ of the body never rests?
Answer
Heart
110) The presence of what distinguishes a plant cell from an animal cell?
Answer
Chloroplasts
111) What is the number of chromosomes in a normal human body cell?
Answer
46
112) Xerophthalmia is a deficiency disease caused by lack of -
Answer
Vitamin A
113) An ant can see the objects all around it due to the presence of -
Answer
Compound eyes
114) Hemophilia is -
Answer
a hereditary defect
115) Jonas Salk invented the vaccine for -
Answer
Polio
116) Cancer is a disease where we find uncontrolled -
Answer
cell division
117) In human beings, the digestion of proteins starts in which part of the alimentary canal?
Answer
Stomach
118) Jaundice is a symptom of disease of -
Answer
Liver
119) The vaccination against small pox involves the introditetion of -
Answer
weakened germs
120) Haemophilia is a genetic disorder which leads to -
Answer
non-clotting of blood
121) 'Mangifera indica' is the phylum of -
Answer
Mango
122) Typhoid is caused by -
Answer
Salmonella typhi
123) BCG immunization is for -
Answer
Tuberculosis
124) The noble gas used for the treatment of cancer is -
Answer
Radon
125) Bt seed is associated with -
Answer
Cotton
126) Leukaemia or blood cancer is characterised by abnormal increase of the -
Answer
White blood cells
127) In `Scorpion' poison is present in the -
Answer
sting
128) The total number of bones in man is -
Answer
206
129) The number of heartbeats on an average in an adult human is in the range of -
Answer
71-80
130) The end product of the digestion of starch in the alimentary canal is —
Answer
glucose
131) The balance of CO2 and O2 in atmosphere is due to _.
Answer
Photosynthesis
132) Bark of this tree is used as' a condiment -
Answer
Cinnamon
133) The acid contained in vinegar is -
Answer
Acetic acid
134) Besides carbohydrates, a major source of energy in our food is constituted by -
Answer
Fats
135) The limb bones of children become bent if there is deficiency of vitamin -
Answer
D
136) Too much consumption of tea or coffee can result in deficiency of -
Answer
Calcium
137) Deficiency of Vitamin B6 in men causes -
Answer
anaemia
138) First successful heart, transplantation was done by -
Answer
C.N. Barnard
139) Lac, which is used as sealing wax is produced by -
Answer
insect
140) What is the approximate time required for a heart-beat?
Answer
0.8 second
141) Who discovered the Cholera-bacillus?
Answer
Robert Koch
142) Oxygen liberated during photosynthesis is coming from :
Answer
Water
143) The normal temperature of the human body is -
Answer
37°C
144) Eyes of potato are useful for -
Answer
Vegetative propagation
145) Roundworm is a human parasite found in the -
Answer
Large intestine
146) Which organ of the body never rests?
Answer
Heart
147) In which part of the eye lies the pigment that decides the colour of the eyes of a person?
Answer
Iris
148) Who discovered Cholera germs?
Answer
Robert Koch
149) What is the limit of MG/DL, of blood sugar in the normal person at the time of fast?
Answer
70-100
150) The cross-section of a stem of tree has fifty rings, what is the age of the tree?
Answer
50 years
151) Onion is a modified form of -
Answer
stem
152) The pollination of maize takes place by -
Answer
pollination by air
153) Sweetex used by the diabetic patients has energy content of :
Answer
Zero calories
154) The element which is the most abundant in the human body is :
Answer
Oxygen
155) Animals do not have enzyme systems which enable them to make use of the energy from -
Answer
fat
156) Who discovered sex hormones?
Answer
Eugen Steinach
157) Fermentation is a process of decomposition of an organic compound by -
Answer
enzymes
158) The branch of agriculture which deals with the feeding, shelter, health and breeding of the domestic animals is called -
Answer
Veterinary Science
159) Edward Jenner is associated with -
Answer
Small Pox
160) Carbohydrate is stored in the body as -
Answer
glycogen
161) Which animal produces the biggest baby?
Answer
Blue Whale
162) Johann Gregor Mendel is famous for propounding -
Answer
Laws of heredity
163) Yellow Fever is transmitted by -
Answer
Aedes
164) Washing of peeled vegetables removes the vitamin -
Answer
C
165) For the aquatic organisms, the source of food is -
Answer
Zooplankton
166) 'Crabs' belongs to the phylum of -
Answer
Arthropoda
167) A medicine which promotes the secretion of urine is called -
Answer
Diuretic
168) The chemicals released by one species of animals in order to attract the other members of the same species are -
Answer
Pheromones
169) Who propounded the theory of natural selection?
Answer
Darwin
170) Rabies is a -
Answer
Viral disease
171) Which organ has finger like outgrowths which are called as Villi (Singular Villus)?
Answer
Small Intestine
172) Viruses are -
Answer
Acellular
173) Brain of a normal human adult weighs about -
Answer
3 lb
174) Number of Eyes in an Earthworm is -
Answer
no eyes
175) Accupuncture is -
Answer
a treatment method with needles
176) The presence of air cavities is an adaptation of -
Answer
Water plants
177) The vitamin necessary for coagulation of blood is -
Answer
vitamin K
178) Ringworm is a disease caused by -
Answer
Fungi
179) The anti-malarial drug quinine is made from a plant. The plant is -
Answer
Cinchona
180) Tuberculosis is transmitted through -
Answer
Droplet transmission
181) Jaundice is caused due to the infection of -
Answer
Liver
182) Founder of Homeopathy is -
Answer
Samuel Hahnemann
183) The disease caused by Asbestos is -
Answer
Emphysema
184) In the eye, colour vision is effected by the presence of -
Answer
Cones
185) During photosynthesis the liberated gas is -
Answer
oxygen
186) The ‘Theory of Evolution’ was put forward by -
Answer
Charles Darwin
187) Development of an egg without fertilization is called -
Answer
Parthenogenesis
188) In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is -
Answer
Osmosis
189) The language used in writing the scientific name of animals is -
Answer
Latin
190) Ripe grapes contain -
Answer
Fructose
191) Of all micro-organisms, the most adaptable and versatile are -
Answer
Viruses
192) According to WHO, the bird flu virus cannot be transmitted through food cooked beyond -
Answer
70 degrees celsius
193) The number of chambers in a human heart is -
Answer
Four
194) Human cloning is permitted in Britain for the purpose of -
Answer
Therapeutics
195) EEG records the activity of -
Answer
brain
196) The colour of cow's milk is slightly yellow due to the presence of -
Answer
Carotene
197) Antibodies are mainly synthesized from -
Answer
Lymphocyte
198) Penicillin is widely used as -
Answer
an antibiotic
199) Antacids are found in medicines that cure -
Answer
stomach ache
200) Where do plants synthesize protein from?
Answer
Amino Acids
201) The damage of the human body due to radiation (x-rays or y-rays etc,) is measured in -
Answer
Rads
202) Mangifera indica is the phylum -
Answer
Mango
203) Amoebiasis is causing -
Answer
Dysentery
204) The nitrogen in the ecosystem is circulated by -
Answer
Bacteria
205) The brain of a computer is -
Answer
C.P.U.
206) Who is the father of Biology?
Answer
Aristotle
207) The total number of bones in our body is -
Answer
206
208) Which category of compound is most concentrated energy source?
Answer
Fats
209) Which one of these is a communicable disease?
Answer
Diphtheria
210) Dolly, the World's First cloned animal was a -
Answer
sheep
211) Vegetables are easily perishable because of their high content of -
Answer
water
212) A universal recipient belongs to the blood group -
Answer
AB
213) The vitamin that helps in blood clotting is -
Answer
Vitamin K
214) The disease in which the sugar level of blood increases is known as -
Answer
Diabetes mellitus
215) M.R.I. stands for -
Answer
Magnetic Resonance Imaging
216) Raja Rao the famous Indian Novelist who died on 8 July 2006. The title of his first novel was -
Answer
Kanthapura
217) What is the normal blood sugar level of a human being?
Answer
120 - 150 mg/dl
218) Literal meaning of the term “Homo Sapiens” is -
Answer
Man — The Wise
219) Which cell organelle is called the Master of the Cell?
Answer
Nucleus
220) Generally insects respire through -
Answer
Spiracle
221) Where did the new form of pneumonia “SARS” start?
Answer
China
222) What is the chemical name of vitamin E?
Answer
Tocopherol
223) If an insect that feeds on feces sits on the food you are going to eat, you are most likely to be infected by which disease?
Answer
Typhoid
224) The causative organism of dengue fever is -
Answer
Virus
225) Bleeding of gums and loosening of teeth is caused due to deficiency of-
Answer
Vitamin C
226) During photosynthesis in plants, the gas evolved is -
Answer
Oxygen
227) The science dealing with the study of teeth is -
Answer
Odontology
228) The enzyme in whose presence glucose and fructose are converted into alcohol is -
Answer
Zymase
229) Anaemia occurs due to the deficiency of -
Answer
folic acid
230) Cereals are a rich source of -
Answer
Starch
231) The vitamin most readily destroyed by heat is -
Answer
Ascorbic acid
232) The process of producing energy in plants is known as -
Answer
Photosynthesis
233) Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?
Answer
Cerebrum
234) The poison of honey bee is :
Answer
Acidic
235) Birds which swim in water have -
Answer
webbed feet
236) Liver-oil of fish is rich in -
Answer
Vitamin A
237) Dialysis is used to perform the function of —
Answer
Kidneys
238) Presticides are used to destroy -
Answer
insects
239) The tallest and thickest type of grass is -
Answer
Bamboo
240) The process of preventing the birds from flying is called -
Answer
brailing
241) Largest gland in human body is _.
Answer
Liver
242) Saliva helps in the digestion of -
Answer
Starch
243) The disease that is caused by virus is -
Answer
Common Cold
244) Small Pox is caused by -
Answer
Variola Virus
245) Respiration process requires -
Answer
oxygen
246) AIDS is a/an -
Answer
viral disease
247) Amoebic dysentery is caused by -
Answer
Entameeba histolytica
248) If the blood group of one parent is AB and that of the other O, the possible blood group of their child would be -
Answer
A or B
249) How many bones are there in the human body?
Answer
206
250) The term ‘gene’ was coined by -
Answer
W. L. Johanssen
251) The study of visceral organs is -
Answer
Splanchnology
252) The branch of biology dealing with the study of cells is known as -
Answer
Cytology
253) The blood cholesterol level in 100ml of blood in a normal person varies between —
Answer
150 and 200 mg
254) Thalassemia is a hereditary disease. It affects -
Answer
Blood
255) Nitrogen fixing bacteria found in the root nodules of leguminous plant is:-
Answer
Symbiotic
256) The total number of vertebrae in a human being is -
Answer
33
257) On the average, what percent age of human body has the element of oxygen?
Answer
65
258) The is responsible for precision of voluntary actions and for maintaining the posture and balance of the body.
Answer
Cerebellum
259) The age of trees is determined by its -
Answer
growth rings
260) Yeast, used in making bread is a -
Answer
fungus
261) Kidney disease in man is caused by the pollutant -
Answer
Cadmium
262) Fruits of this plant are found underground -
Answer
Groundnut
263) A rare and endangered animal in Silent Valley is -
Answer
Lion-tailed macaque
264) The main cause of rancidity in of fats and foods is the oils -
Answer
oxidation
265) The part of the brain responsible for maintain balance like walking in a straight line or riding a bicycle is called -
Answer
Cerebellum
266) The hybrid between horse and donkey is called -
Answer
Mule
267) 'ELISA' test is employed to diagnose -
Answer
Tuberculosis bacterium
268) The body temperature is regulated by —
Answer
Hypothalamus
269) The study of extinct animals is called -
Answer
Palaeontology
270) The medical term used for the sleeplessness is -
Answer
Insomnia
271) Sweat glands in mammals are primarily concerned with -
Answer
therrnoregulation
272) DNA test was developed by -
Answer
Watson and Crick
273) An ECG shows the functioning of the -
Answer
heart
274) A vitamin requires cobalt for its activity. The vitamin is -
Answer
Vitamin B12
275) Plasma membrane in eukaryotic cells is made up of -
Answer
Phospholipid
276) The locomotory organ of 'Amoeba' is -
Answer
Pseudopodia
277) The number of chromosomes present in normal human being are -
Answer
46
278) The longest bone in the human body is -
Answer
Femur
279) The edible part of Cabbage is -
Answer
vegetative bud
280) Which enzyme converts proteins?
Answer
Trypsin
281) The deficiency of iron in man result in -
Answer
Anemia
282) Protein which renders a cell less susceptible to attack by viruses is called -
Answer
Inferon
283) Goitre is caused by the deficiency of -
Answer
Iodine
284) Which acid is present in lemon -
Answer
citric acid
285) Iodoform is used as an :
Answer
antiseptic
286) An instrument for measuring blood pressure is called -
Answer
Sphygmomanometer
287) The term 'Rh factor' refers to -
Answer
Rhesus factor
288) What is the chemical name of vinegar?
Answer
Acetic acid
289) pH of blood is -
Answer
7.4
290) Smaller roots coming out of main root is called as .
Answer
Lateral root
291) The vitamin that helps to prevent infections in the human body is -
Answer
vitamin C
292) The normal RBC count in adult male is -
Answer
5.0 million
293) Study of newly born up to the age of 3 months is called -
Answer
Neonatology
294) The causative agent of Tuberculosis is -
Answer
Mycobacterium
295) The enzyme that is present in the saliva of man is -
Answer
Amylase
296) The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to -
Answer
seed coat impermeability
297) Animals having open circulatory system POSSESSES -
Answer
haemocoel
298) Blood cancer is otherwise called as -
Answer
Leukemia
299) Which cell organelle is called the Master of the Cell?
Answer
Nucleus
300) Generally insects respire through -
Answer
Spiracle
301) Where did the new form of pneumonia “SARS” start?
Answer
China
302) What is the chemical name of vitamin E?
Answer
Tocopherol
303) If an insect that feeds on feces sits on the food you are going to eat, you are most likely to be infected by which disease?
Answer
Typhoid
304) The causative organism of dengue fever is -
Answer
Virus
305) Bleeding of gums and loosening of teeth is caused due to deficiency of-
Answer
Vitamin C
306) During photosynthesis in plants, the gas evolved is -
Answer
Oxygen
307) The science dealing with the study of teeth is -
Answer
Odontology
308) The enzyme in whose presence glucose and fructose are converted into alcohol is -
Answer
Zymase
309) Anaemia occurs due to the deficiency of -
Answer
folic acid
310) Cereals are a rich source of -
Answer
Starch
311) The vitamin most readily destroyed by heat is -
Answer
Ascorbic acid
312) The process of producing energy in plants is known as -
Answer
Photosynthesis
313) Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?
Answer
Cerebrum
314) The poison of honey bee is :
Answer
Acidic
315) Birds which swim in water have -
Answer
webbed feet
316) Liver-oil of fish is rich in -
Answer
Vitamin A
317) Dialysis is used to perform the function of —
Answer
Kidneys
318) Presticides are used to destroy -
Answer
insects
319) The tallest and thickest type of grass is -
Answer
Bamboo
320) The process of preventing the birds from flying is called -
Answer
brailing
321) Largest gland in human body is _.
Answer
Liver
322) Saliva helps in the digestion of -
Answer
Starch
323) The disease that is caused by virus is -
Answer
Common Cold
324) Small Pox is caused by -
Answer
Variola Virus
325) Respiration process requires -
Answer
oxygen
326) AIDS is a/an -
Answer
viral disease
327) Amoebic dysentery is caused by -
Answer
Entameeba histolytica
328) If the blood group of one parent is AB and that of the other O, the possible blood group of their child would be -
Answer
A or B
329) How many bones are there in the human body?
Answer
206
330) The term ‘gene’ was coined by -
Answer
W. L. Johanssen
331) The study of visceral organs is -
Answer
Splanchnology
332) The branch of biology dealing with the study of cells is known as -
Answer
Cytology
333) The blood cholesterol level in 100ml of blood in a normal person varies between —
Answer
150 and 200 mg
334) Thalassemia is a hereditary disease. It affects -
Answer
Blood
335) Nitrogen fixing bacteria found in the root nodules of leguminous plant is:-
Answer
Symbiotic
336) The total number of vertebrae in a human being is -
Answer
33
337) On the average, what percent age of human body has the element of oxygen?
Answer
65
338) The is responsible for precision of voluntary actions and for maintaining the posture and balance of the body.
Answer
Cerebellum
339) The age of trees is determined by its -
Answer
growth rings
340) Yeast, used in making bread is a -
Answer
fungus
341) Kidney disease in man is caused by the pollutant -
Answer
Cadmium
342) Fruits of this plant are found underground -
Answer
Groundnut
343) A rare and endangered animal in Silent Valley is -
Answer
Lion-tailed macaque
344) The main cause of rancidity in of fats and foods is the oils -
Answer
oxidation
345) The part of the brain responsible for maintain balance like walking in a straight line or riding a bicycle is called -
Answer
Cerebellum
346) The hybrid between horse and donkey is called -
Answer
Mule
347) 'ELISA' test is employed to diagnose -
Answer
Tuberculosis bacterium
348) The body temperature is regulated by —
Answer
Hypothalamus
349) The study of extinct animals is called -
Answer
Palaeontology
350) The medical term used for the sleeplessness is -
Answer
Insomnia
351) Sweat glands in mammals are primarily concerned with -
Answer
therrnoregulation
352) DNA test was developed by -
Answer
Watson and Crick
353) An ECG shows the functioning of the -
Answer
heart
354) A vitamin requires cobalt for its activity. The vitamin is -
Answer
Vitamin B12
355) Plasma membrane in eukaryotic cells is made up of -
Answer
Phospholipid
356) The locomotory organ of 'Amoeba' is -
Answer
Pseudopodia
357) The number of chromosomes present in normal human being are -
Answer
46
358) The longest bone in the human body is -
Answer
Femur
359) The edible part of Cabbage is -
Answer
vegetative bud
360) Which enzyme converts proteins?
Answer
Trypsin
361) The deficiency of iron in man result in -
Answer
Anemia
362) Protein which renders a cell less susceptible to attack by viruses is called -
Answer
Inferon
363) Goitre is caused by the deficiency of -
Answer
Iodine
364) Which acid is present in lemon -
Answer
citric acid
365) Iodoform is used as an :
Answer
antiseptic
366) An instrument for measuring blood pressure is called -
Answer
Sphygmomanometer
367) The term 'Rh factor' refers to -
Answer
Rhesus factor
368) What is the chemical name of vinegar?
Answer
Acetic acid
369) pH of blood is -
Answer
7.4
370) Smaller roots coming out of main root is called as .
Answer
Lateral root
371) The vitamin that helps to prevent infections in the human body is -
Answer
vitamin C
372) The normal RBC count in adult male is -
Answer
5.0 million
373) Study of newly born up to the age of 3 months is called -
Answer
Neonatology
374) The causative agent of Tuberculosis is -
Answer
Mycobacterium
375) The enzyme that is present in the saliva of man is -
Answer
Amylase
376) The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to -
Answer
seed coat impermeability
377) Animals having open circulatory system POSSESSES -
Answer
haemocoel
378) Blood cancer is otherwise called as -
Answer
Leukemia
379) The H5N1 virus which causes bird flu was first discovered in -
Answer
1997
380) Animals living in the three trunks are known as -
Answer
Arboreal
381) The discoverer of penicillin was -
Answer
Alexander Fleming
382) Blood groups were discovered by -
Answer
Landsteiner
383) The optimum dissolved oxygen level (in mg/litre) required for survival of aquatic organisms is -
Answer
4 - 6
384) An example of false fruit is -
Answer
Apple
385) The green colour of the leaves is due to the presence of -
Answer
Chlorophyll
386) The edible part of an onion is -
Answer
Fleshy leaves
387) Haemophilia is mostly associated with -
Answer
Royal families
388) Approximately how many times each day, do our heart valves open and close normally?
Answer
1,00,000 times
389) Normal blood pressure of man is -
Answer
80/120 mm
390) To which group of blood an universal recipient belongs?
Answer
AB group
391) The normal body temperature of human beings is -
Answer
98.4 °F
392) Normal fasting blood sugar level per 100 ml. of blood in man is -
Answer
80 -100 mg
393) The vector of disease sleeping sickness is -
Answer
tse-tse fly
394) The animal which can tolerate more summer heat is -
Answer
Goat
395) Ringworm is a disease.
Answer
Fungal
396) Pituitary gland is situated in -
Answer
the base of the brain
397) The percentage of Plasma in the total blood volume in human beings is about :
Answer
55
398) Both erythrocytes and leucocytes are formed in the .
Answer
Bone marrow
399) Tetanus is caused by -
Answer
Clostridium
400) Many Fungi belonging to the general Microporum Trichophyton and Epidermophyton are responsible for -
Answer
Ringworms
401) In man, the normal number of chromosomes is -
Answer
46
402) Scurvy is a disease which is caused due to the deficiency of vitamin.
Answer
C
403) Which are the largest fixator of solar energy -
Answer
Green plants
404) Study of field crops is called -
Answer
Agronomy
405) Locked jaw disorder is the other name of the disease -
Answer
Tetanus
406) Excretory products of mammalian embryo are eliminated out by -
Answer
Placenta
407) Virus contains -
Answer
Protein and lipid
408) By which the sex of a child is determined before birth?
Answer
Foetus of mother
409) AIDS virus has -
Answer
single-stranded RNA
410) ECG is done to diagnose an ailment connected with?
Answer
Heart
411) Process of digestion is helped by -
Answer
Enzyme
412) Glaucoma is a disease of the -
Answer
Eyes
413) The chemical used for destroying Fungi in water tanks is -
Answer
Copper sulphate
414) Which was the first antibiotic -
Answer
Penicilin
415) Human kidney disorder is caused by the pollution of -
Answer
Cadmium
416) Dehydration in human body is caused due to the deficiency of -
Answer
Water
417) Which is the organ that excretes water, fat and various catabolic wastes :
Answer
Kidney
418) Blood Circulation was discovered by -
Answer
William Harvey
419) Heart is devoid of -
Answer
involuntary muscle
420) From which part of the Omit is clove, the commonly used spice, obtained -
Answer
Flower bud
421) Chewing gum is made from -
Answer
Latex
422) Rickets is the deficiency disease of Vitamin D, in which the affected part is the -
Answer
bone
423) Darvvin finches' refers to a group of -
Answer
Birds
424) Which phenomenon do bats or dolphins use to find prey, predators or obstacles?
Answer
Echo location
425) Columba livia is the scientific name of -
Answer
Pigeon
426) Bones are pneumatic in -
Answer
Birds
427) The pigment involved in photosynthetic activity is -
Answer
chlorophyll
428) Free-living nitrogen fixing micro-organisms are -
Answer
Rhizobia
429) Vegetable oils are converted into solid fat (ghee) by -
Answer
Hydrogenation
430) A drug which helps in controlling fever is -
Answer
Paracetamol
431) An insect - catching plant is :
Answer
Nepenthes
432) The method not used as a Biological control is :
Answer
Use of pesticides
433) 'Cod' is a variety of -
Answer
Fish
434) dried flower buds are used as a spice in -
Answer
Cloves
435) The tissue in man where no cell division occurs after birth is -
Answer
nerves
436) The brain of human adult weighs about -
Answer
1200 - 1300 gm
437) Total number of bones in man is -
Answer
206
438) ‘Bos Taurus’ is a scientific name of -
Answer
Cow
439) The carbon dioxide content in the air that we exhale is about -
Answer
0.04
440) Maximum harm to a tree is caused by -
Answer
loss of all leaves
441) Tamiflu is frontline drug against -
Answer
bird flu
442) Insects responsible for transmitting diseases are called -
Answer
Vector
443) Clove, the commonly used spice, is obtained from the -
Answer
flower bud
444) Milk is not considered a balanced diet now-a-days because of the absence of :
Answer
Iron and Vitamin C
445) Which vitamin helps in blood-coagulation?
Answer
Vitamin-K
446) A substance that stimulates the production of antibodies when introduced into a living organism is known as—
Answer
antigen
447) Night blindness results from the deficiency of —
Answer
Vitamin-A
448) How many feet has a crab got?
Answer
8
449) Typhoid fever is caused by -
Answer
bacteria
450) Which organ of Human body is affected by Alzheimer disease?
Answer
Brain
451) Instrument for measuring light intensity is called -
Answer
Lucimeter
452) In a human body, the longest bone is in the -
Answer
thigh
453) Hay fever is a sign of -
Answer
allergy
454) Which is the longest bone in the human body?
Answer
Femur
455) Dehydration in human body is caused due to the loss of:
Answer
water
456) The average heart beat rate per minute in a normal person is -
Answer
72
457) HYV refers to -
Answer
High yielding variety
458) Among the defects of eye, the shortsightedness is called -
Answer
myopia
459) A man with colour blindness will see red as -
Answer
Green
460) EEG is used to detect the functioning of -
Answer
Heart
461) The metal, which is a constituent of vitamin B12 is -
Answer
Cobalt
462) Fluid part of blood devoid of corpuscles is called -
Answer
Serum
463) Heart murmur indicates a -
Answer
defective valve
464) Which of these components of the blood is responsible for clotting -
Answer
Platelets
465) A person will have brown eyes, blue eyes or black eyes depending on the particular pigment present in the :
Answer
Iris
466) A plant with compound leaves is -
Answer
Coconut
467) The scientist who explained about blood circulation for the first time was -
Answer
William Harvey
468) What are the basic units from which human spare parts can be created?
Answer
Stern cells
469) The pollen grains of flowers pollinated by insects are :
Answer
rough and sticky
470) How many layers does Human Skin have?
Answer
3
471) It causes clotting of blood -
Answer
Thrombin
472) The largest flightless bird which can run at a great speed is -
Answer
Ostrich
473) Ginger is a modified -
Answer
stem
474) Honey contains mainly -
Answer
Carbohydrates
475) In a plant, the xylem tissue conducts -
Answer
water
476) The gas released during photosynthesis :
Answer
Oxygen
477) The transfer of minerals from top soil to subsoil through soil-water is called?
Answer
Leaching
478) When you eat Carrot, you are eating:
Answer
Root
479) The floral part that produces pollen grains is -
Answer
Anther
480) Which are not included in the milk teeth in a child of 3-4 years?
Answer
Molars
481) The red colour of human blood is due to -
Answer
hemoglobin
482) The functional unit of the kidney is -
Answer
nephron
483) Deposition of uric acid crystals at the joint is the cause of -
Answer
Arthritis
484) The colour change in the Chameleon is due to the presence of -
Answer
Chromatophore
485) The deficiency of iodine leads to -
Answer
Goitre
486) Blue-green algae are included in the group -
Answer
Cyanobacteria
487) Haemoglobin contains the metal -
Answer
Iron
488) The most abundant enzyme in the living world is -
Answer
Rubisco
489) Mycobacterium leprae is a -
Answer
Bacillus
490) An insect is an organism having -
Answer
3 pairs of legs
491) Malaria is transmitted from one person to another by:
Answer
Anopheles Mosquito
492) Liver is a RICH source of -
Answer
proteins
493) Cuscuta is a -
Answer
Parasite
494) The number of eggs normally released during one menstrual cycle is:
Answer
4
495) Vegetables and fruits should be a part of our diet because they stimulate -
Answer
Peristalsis
496) Insectivorous plants grow in soil deficient in -
Answer
Nitrogen
497) RBCs do not perform aerobic respiration because these do not contain -
Answer
Mitochondria
498) A cross between homozygous recessive and heterozygous plant is -
Answer
Test cross
499) A person having blood type B could safely donate blood to persons with blood types -
Answer
B and AB
500) Cooking oil can be converted into vegetables ghee by the process of -
Answer
Hydrogenation