Question

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 by the process of: i. Fertilisation ii. Metamorphosis iii. Budding iv. Regeneration c. The type of asexual reproduction in which an animal reproduces by diving into two individuals is called: i. Multiple fission ii. Budding iii. Regeneration iv. Binary fission d. The egg laying animals are called: i. Oviparous ii. Viviparous iii. Ovoviviparous iv. All of these e. Another term for the fertilized eggs is: i. Fetus ii. Embryo iii. Baby iv. Zygote f. The part in the female body where fertilization takes place is: i. Uterus ii. Oviduct iii. Ovary iv. Testes 2) Fill in the blanks. [6x0.5=3] a. …………….produce sperms in human beings. b. The embryo gets embedded in the wall of the …………….for further development. c. When two parents take part in reproduction, then it is called…………… d. Dolly, the first mammal to be cloned was born on …………, 1996. e. Human sperm is divided into ………..parts. f. The zygote divides repeatedly to give rise to………… 3) Write one word for the following. [6x0.5=3] a. The process of fusion of gametes. b. The stage of the embryo in which all the body parts are identifiable c. The method of asexual reproduction in hydra d. Animals which directly give birth to their babies without laying eggs e. The hormone produced by male reproductive organ f. The part of female reproductive organ where eggs are produced 4) Write “T” for the correct statement and “F” for the false one. [6x0.5=3] a. Each sperm is a single cell. b. Fertilization is necessary even in asexual reproduction. c. An embryo is made up of single cell. d. A new human individual develops from a cell called gamete. e. The male gamete is called ova. f. Female reproductive organ produces hormone estrogen. 5) Answer the following in short. [4x2=8] a. Write down any four importance of reproduction. b. What is meant by test-tube babies? Explain. c. Explain the process of binary fission in amoeba with suitable diagram. d. Draw a well labeled figure of male reproductive organ.

Answer 1

Explanation:

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