1. Sperm lysin, the enzymatic substance produced by sperms in mammals is known as

2. Egg development without fertilization is known as

3. After a sperm has penetrated an ovum in the process of fertilization, entry of further sperms is prevented by

4. In the process of fertilization, this is true

5. In rabbits, humans and other placental mammals, fertilization occurs in

6. In female mammals, Bartholin’s glands open into the

7. This is a minute cell which separates from the animal egg during maturation is known as

8. The nutritive medium for the ejaculated sperms is given by

9. This helps in the penetration of the egg by the sperm

10. In a man, sperms move after ejaculation at a rate of nearly