Aqueous Humour

Q.

The maximum number of electrons that can be accommodated in the $2^{\text{nd}}$ shell of an atom is ______.

1. four
2. six
3. eight
4. twelve

Q. When light is travelling from one medium to another and $\frac{sini}{sinr}$ > 1, then the light will bend away from the normal.

1. True
2. False

Q.

Which of the following life processes is involved when an athlete sweats after a race?

1. Excretion

2. Nutrition

3. Growth

4. Respiration

Q. Aqueous humour contains almost 97% of water.

1. True
2. False

Q.

The maximum number of electrons in the first shell is ___.

Q. A set of numbers which include both positive and negative numbers and do not have a fractional component and are denoted by letter Z is known as

1. integers
2. natural numbers
3. whole numbers
4. rational numbers

Q.

Explain how the electrons are arranged in the shells of Potassium atom.