Study the following statements about relationships.

A. Son-in-law of ‘A' is ‘B' and sister of ‘B' is ‘C', ‘C' is wife of ‘A'.

B. Wife's brother is called brother in law.

C. Daughter of ‘D' is ‘E' and father of ‘E' is ‘F', ‘F' and ‘D' are husband wife.

D. Father of ‘A' is ‘B' and the son of ‘B' is ‘C', ‘C' is brother of ‘A'.

Which of the following are correct about relationships?

Select the true statements from the following:

I. Elephants love to play with muddy water as it keeps their skin cool.

II. Most elephants like to take rest and sleep nearly 10 h a day.

III. A 3 month old elephant weighs about 200 Kg.

IV. Most adult elephants eat about 100 Kg of leaves/twigs in 1 day

Select the correct statements about ‘Desert Oak'.

I. It is a tree found in Australia.

II. This is a special kind of tree which has its root growing from its branches.

III. The roots of this tree go deep into the ground till they reach water.

IV. This tree stores water in its trunk. Local people use thin pipe to drink this water.

Select the correct statements from the following:

I. Animals that have outside ears and hair on their body give birth to the young ones.

II. Animals that do not have outside ears and hair on their body lay eggs.

III. Animals that do not have outside ears and hair on their body give birth to the young ones.

IV. Animals that have outside ears and hair lay eggs.

In figure I, a $24 \mathrm{h}$ clock is shown and in figure II and figure III, sleeping times of two animals X and Y are shown by shaded portions. Select the correct statements among the given options about the sleeping time of X and Y.

Select the correct statements about ‘Khejadi' tree:

(i) This tree is mainly found in desert areas.

(ii) It grows without much water

(iii) It is a shady tree and children like to play in its shade.

(iv) It stores water in its trunk and people use thin pipes to drink this water.