Question

A. Multiple Choice Questions.
1. The dead cells present in phloem are
(a) sieve tubes
(6) companion cells
(c) phloem parenchyma
(d) phloem fibres
2. The rate of transpiration in desert plants is reduced due to the presence of
(a) cuticle
(b) lignin
(c) suberin
(d) stomata
3. A nail is inserted in the trunk of tree at a height of 1 m from the ground level. After 3 years, the nail will
(a) move downwards
(b) move upwards
(c) remain at the same position
(d) move sideways
CSE SCIENCE BIOLOGY - VII
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Answer 1

Answer:

(1)(b) Companion Cells (2)(a) Cuticle (3) (c) Remain at the same position

Explanation:

Answer 2

Answer:

your answer will be A1.phloem fiber, 2.lignin, 3. move sideways.