Consider the following:

1. Electromagnetic radiation

2. Geothermal energy

3. Gravitational force

4. Plate movements

5. Rotation of the earth

6. Revolution of the earth

Which of the above are responsible for bringing dynamic changes in the surface of the

earth?

Consider the following animals

1. Sea cow

2. Sea horse

3. Sea lion

Which of the above is/are mammal/mammals?

Which of the following can be found as pollutants in the drinking water in someparts of India?

1. Arsenic

2. Sorbitol

3. Formaldehyde

4. Uranium

Select the correct answer using the codes given below.

Consider the following:

1. Star tortoise

2. Monitor lizard

3. Pygmy hog

4. Spider monkey

Which of the above are naturally found in India?

Recombinant DNA technology (Genetic Engineering) allows genes to betransferred

1. across different species of plants

2. from animals to plants

3. from microorganisms to higher organisms

Select the correct answer using the codes given below.

Ecology is the study of