Gk of Biology

1. Penicillin is extracted from.
Ans:Fungus.

2. Which among the following element increases the absorption of water and calcium in plants?
Ans:Lymphocytes.

3. Which among the following help in circulation of blood?
Ans:Boron.

4. Angora wool is extracted from.
Ans: Rabbit.

5. Our bones and teeth are generally made of .
Ans: Tricalcium phosphate.

6. Pituitary gland is located in.
Ans: Brain.

7. Which of the following diseases affected women easily than that of men.
Ans: Heart attack.

8. The cross section of a stem of tree has fifty rings. What is the age of the tree.
Ans: 50 years.

9. The pollination of maize takes place by
Ans: Pollination by air .

10. Onion is a modified from of
Ans: Stem.

11. The pollen grains of flowers pollinate by insects are.
Ans: Rough and Sticky

12. The disease caused by Asbestos is.
Ans: Emphysema.

13. Which of the following is the largest living bird.
Ans: Ostrich.

14. Kidney disease in man is caused by the pollutant.
Ans: Cadmium.

15. A rare and endangered animal in silent valley is.
Ans:  Lion-tailed macaque.

16. AIDS virus has.
Ans: Single-stranded RNA

17. Anglo Nubian is a breed of.
Ans: Goat.

18. What kind of soil is treated with gypsum to make it suitable for cropping.
Ans: Alkaline.

19. Typhoid fever is caused by.
Ans: Bacteria.

20. What is a Sponge.
Ans: An animal.