Consider the following statements: 1. Food prepared by plant is trans

1.	Consider the following statements: 1. Food prepared by plant is transported to different parts of plant through phloem. 2. Water and minerals in plant is transported through phloem. 3. The cell wall of phloem cells is rich in lignin. Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 (c) 1 and 3 (d) 1, 2 and 3
Answer» The correct option is:(a) 1 only Explanation: In the leaves, the photosynthates or sugars are converted into starch and via phloem their transport to all the other parts occur. The xylem cells transport only water and some minerals from the roots up to the shoots. The xylem vessels are dead cells with empty lumen but they are hard to carry out the water transport by depositing secondary wall materials, such as lignin.

Consider the following statements: 1. Food prepared by plant is transported to different parts of plant through phloem. 2. Water and minerals in plant is transported through phloem. 3. The cell wall of phloem cells is rich in lignin. Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 (c) 1 and 3 (d) 1, 2 and 3

Answer»

The correct option is:(a) 1 only

Explanation:

In the leaves, the photosynthates or sugars are converted into starch and via phloem their transport to all the other parts occur. The xylem cells transport only water and some minerals from the roots up to the shoots. The xylem vessels are dead cells with empty lumen but they are hard to carry out the water transport by depositing secondary wall materials, such as lignin.

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