Choose the correct options:

In plants, water is transported through

i. Xylem ii. Phloem

iii. Stomata iv. Root hair

Correct

Match structures; given in Column I with functions given in Column II.

Fill in the blanks.

i. The blood from the heart is transported to all parts of the body by the _________.

ii. Hemoglobin in present in ______ cells.

iii. Arteries and veins are joined by a network of _____.

iv. The rhythmic expansion and contraction of the heart is called_____.

v. The main excretory product in human beings is ______.

vi. Sweat contains water and ________.

vii. Kidneys eliminate the waste materials in the liquid form called______.

viii. Water reaches great heights in the trees because of suction pull caused by _______.

Choose the correct options:

Water absorption through roots can be increased by keeping the plants

i. in the shade ii. in dim light

iii. Under the fan iv. Covered with a polythene bag.

Correct

Why is transport of materials necessary in a plant or in an animal? Explain.