Q. 1. Define reproductions?
Q. 2. What is the importance of dna copying in reproduction?
Q. 3. Where is the male gamete formed in a flowering plant?
Q. 4. How many male gametes are present in one pollel-grain?
Q. 5. What is puberty?
Q. 6. What is gestation?
Q. 7. What is fission?
Q. 8. Where the anther contains sepal, ovules and pollel-grains?
Q. 9. Define vegitative propagation. Name its three methods of vegetative propagation used by the gardners to grow plants?
Q. 10. What are the advantages of vegetative propagation?
Q. 11. Why is dna copying an essential part of the process of reproduction?
Q. 12. How is the process of pollination different from fertilization?
Q. 13. What are changes seen in the girls at the time of puberty?
Q. 14. What are the different methods of contraception?
Q. 15. Distinguish between asexual reproduction and sexual reproduction?
Q. 16. Describe the menstrual cycle in female?
Q. 17. Why is variation beneficial to the species but not necessarily for the individual?
Q. 18. How does the embroy get nourishment inside the mother’s body?
Q. 19. What are the function performed by the testis in human beings?
