Question

8. Give two examples of unisexual flowers.
9. Name those parts of flower which serve the same function as (a) testis (b) ovary in animals.
10. Name those parts of flower which serve the same function as (a) egg (b) sperms in animals.
11. Which one of the following in NOT a part of the organ-system to which the other three belong
(a) Seminiferous tubules
(b) Fallopian tube
(c) Epididymis
(d) Vas Deferens
12. What harm is caused if the testis in human males fail to descend into the scrotal sacs ?
13. List the general characteristics of the pollen grains of wind pollinated plants.
14. What is double fertilization ?
15. Why do testes in mammals descend into scrotum ?​

Answer 1

Answer:

8) watermelon cucumber, 9)anthers , ovary, ovules, pollen grains , 10) , 11). ,12). , 13). ,14). ,15)