Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Human Reproduction

Short Answer Type

61. Differentiate between Zona pellucida and Corona radiata.

Differences between Zona pellucida and Corona radiata

Zona pellucida

Corona radiata

1. The non-cellular, secretory layer around the ovum is termed zona pellucida.

2. It is the second layer .

3. It prevents the entry of more than one sperm into ovum.

1. The cellular layer around zona pellucida is termed corona radiata.

2. It is the outermost layer.

3. It provides protection and protein to the cell.

1609 Views

62. Write short note on implantation.

598 Views

Long Answer Type

63. Write two major functions each of testis and ovary

265 Views

Short Answer Type

64. Differentiate between Morula and Blastula.

478 Views

65. How many eggs are released by a human ovary in a month. How many eggs do you think would have been released if the mother gave birth to identical twins. Would your answer change if the twins born were fraternal.

356 Views

66. How many eggs do you think were released by the ovary of a female dog which gave birth to six puppies ?

147 Views

Long Answer Type

67. Draw a labelled diagram of male reproductive system

332 Views

68. Draw a labelled diagram of female reproductive system.

204 Views

69.

What is spermatogenesis? Briefly describe the process of spermatogenesis.

803 Views

Short Answer Type

70. Draw a labelled diagram of sperm.

1378 Views