Human Health and Diseases. — Bio Zoology STD 12 — Question

On which basis, the antibodies are classified? Name them.

Define biodiversity.

Name the famous flagship programme of Central Government launched to achieve pollution abatement and rejuvenation of River Ganga.

Retroviruses possess ________ as genetic material.

Name the causative organism of

1. Syphilis
2. Genital warts

Fruit flies (Drosophila melanogaster) are the most widely used genetic tool by molecular geneticists. The life cycle of a fruit fly completes within a time span of 15 days. Calculate the death rate if 12 individuals in a laboratory population of 148 fruit flies died during a particular week.

Name any four organism expressing ZW-ZZ type of sex determination.

Define Karyotyping.

Which type of evolution is brought out by homologous structures and analogous structures?

Name the accessory reproductive glands in female which are homologous to (a) Cowper’s gland and (b) Prostate gland.