Other than resistance to pests, what are the prospects for which genetically engineered plants have been created?

Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?

a) Hydrogen, Oxygen, Sodium

b) Carbon, Hydrogen, Nitrogen

c) Oxygen, Calcium, Phosphorous

d) Carbon, Hydrogen, Potassium

Answer: B

The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere, because it absorbs

To meet its rapidly growing energy demand, some opine that India should pursue research and development on thorium as the future fuel of nuclear energy. In this context what advantage does thorium hold over uranium?

1. Thorium is far more abundant in nature than uranium.

2. On the basis per unit mass of mined mineral, thorium can generate more energy compared to natural uranium.

3. Thorium produces less harmful waste compared to uranium.

Which is correct?

The disease " bronchitis " is associated with:

The metal used in storage cell is