Plant Vascular System

Q. Select the correct option:
i. Xylem helps carry water from roots to other parts of plant.
ii. Xylem translocates mineral salts along with descending stream of water.
iii. Transpiration pull is responsible for the translocation of mineral salts in water.

1. Only i is incorrect
2. Both i and iii are correct
3. Both ii and iii are incorrect
4. All are correct

Q. A scientist cuts the stem of a plant. He finds a thick liquid oozing out from the stem. He sent that liquid to a lab for testing. What do you think the results of the lab would be?

1. Water
2. Mineral salts
3. Both a and b
4. None of the above