In India, In Vitro Fertilisation (IVF) technology can legally be undertaken with respect to

Weak muscles and feeling very little energy to work is a symptom of the deficiency of

Fishes in water bodies, that are frozen on the top, often gather in groups near the bottom. This is because

1) Warm water sinks at the bottom of the lake that is very cold on the top.

2) Ice on the top of the water body insulates the water body making the bottoms liveable.

Which of the above is/are correct?

Consider the following statements.

1) Hair washed with hard water looks dull because of presence of calcium and magnesium ions in hard water.

2) Dye absorb evenly on clothes washed with soap in hard water due to the formation of the gummy mass of potassium salts.

Which of the above is/are correct?

Flowering plants, Angiosperms, cannot be found in