Choose the most appropriate answer:

(a) Internal fertilization occurs

   (i) in female body.

   (ii) outside female body.

   (iii) in male body.

   (iv) outside male body.

(b) A tadpole develops into an adult frog by the process of

    (i) fertilization. (ii) metamorphosis. (iii) embedding. (iv) budding.

(c) The number of nuclei present in a zygote is

     (i) none. (ii) one. (iii) two. (iv) four.

Answer

(a) (i)in female body

 

(b) (ii) Metamorphosis

 

(c)  (iii) One

The Zygote forms after the fusion of nuclei of sperm and nuclei of egg. So, 2 nuclei from sperm and egg become 1 nuclei

  1. Class 8
  2. Chapter 9 Class 8 - Reproduction In Animals

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo