1. Frogs are beneficial to us because

2. Which one of the following is a scent gland of mammals?

3. ________ is a merocrine gland

4. The first milk secreted following child birth is called-

5. __________ cells line the blood capillaries

6. Which membrane protects the eyes of frog in water?

7. Ciliated Epithelium occurs in frog

8. Antibodies are chemically _______________

9. The innermost layer of epidermis in mammals is termed

10. The epithelium found in the lining layer of stomach and intestine is

11. Radiation does more damage to cancer cells when compared to normal cells because

12. Which of the following helps in locomotion of earthworms?

13. Protein not found in the connective tissues is

14. Tendons connect the following:

15. Which is not a part of reproductive system of female cockroach?

16. The most abundant type of animal tissue in the complex animals is

17. Spot the salivary gland in the following :

18. Glands of Zeis are associated with eyelashes. These are modified-

19. Which part of hairs have pigment granules of melanin

20. The ciliated epithelium in our body may be found in