Question: Hypertension is the term used for
1. decrease in heart rate
2. decrease in blood pressure
3. increase in blood pressure
4. increase in heart rate
Answer: 3
Question: Essential constituent of plant cell is the carbohydrate –
1. Sucrose
2. Starch
3. Lignin
4. Cellulose
Answer: 2
Question: Which pollutant of the atmosphere inhibits the Hill reaction of photosynthesis?
1. Per acetyl nitrate
2. Ultra violet rays
3. Hydro carbon
4. Nitrogen monoxide
Answer: 2
Question: Kranz anatomy states that, plant has –
1. C4 cycle
2. C2 cycle
3. C3 cycle
4. Both C3 and C4 cycle
Answer: 1
Question: Lowest rate of photosynthesis takes place in –
1. Orange light
2. Red light
3. Green light
4. Blue light
Answer: 3
Question: Which of the following is a terrestrial algae?
1. Terentepholia
2. Spirullina
3. Sargassum
4. Chlorella
Answer: 2
Question: The gastric glands in the stomach produce an enzyme–
1. Ptyalin
2. Pepsin
3. Trypsin
4. Insulin
Answer: 2
Question: Which of the following is an unmatching group?
1. Whale, lizard and frog
2. Cockroach, crab and spider
3. Star fish, sea urchin and sea
4. Cray fish, cuttle fish and hag fish
Answer: 4
Question: The number of amino acids occurring in nature is–
1. 20
2. 40
3. 30
4. 10
Answer: 4
Question: Nerve cells originate from the embryonic –
1. Endoderm
2. Mesoderm
3. Ectoderm
4. Both endo and mesoderm
Answer: 1
Question: Name one rootless plant –
1. Pistia
2. Monochoria
3. Eichhornia
4. Ceratophyllum
Answer: 3
Question: First successful heart transplantation was done by
1. C.N. Barnard
2. D.S. Paintal
3. D. Shetty
4. P.K. Sen
Answer: 1
Question: Deficiency of Vitamin B6 in man causes
1. Anaemia
2. Rickets
3. Scurvy
4. Beri-Beri
Answer: 1
Question: The vaccination against small pox involves the introduction of
1. killed germs
2. live antibodies
3. activated germs
4. weakened germs
Answer: 4
Question: Jaundice is a symptom of disease of
1. Liver
2. Kidney
3. Thyroid
4. Pancreas
Answer: 1
Question: In which of the following groups, animals bear no teeth?
1. Alligator, Turtle, Crow
2. Peacock, Ostrich, Tortoise
3. Owl, Loris, Crow
4. Turtle, Kiwi, Cow
Answer: 1
Question: Which one among the following Indian scientists proposed a theory for long distance transport of water in plants?
1. J.C. Bose
2. Birbal Sahni
3. P. Maheshwari
4. N.S. Parihar
Answer: 1