Anatomy Of Flowering Plants Question 13
Question: Which of the following statements are correct about phloem?
(i) Phloem transports food materials, usually from roots to the other parts of the plant. (ii) It is composed of sieve tube elements, companion cells, and phloem parenchyma and phloem fibres. (iii) The companion cells are specialised parenchymatous cells which are closely associated with sieve tube elements. (iv) The first formed primary phloem consists of narrow sieve tubes and is referred to as protophloem, and the later formed phloem has bigger sieve tubes and is referred to as metaphloem.
Options:
A) Both (i) and (iii)
B) Both (ii) and (iii)
C) Both (ii) and (iv)
D) All of the above
Show Answer
Answer:
Correct Answer: C
Solution:
[c] Phloem transports food materials, usually from leaves to the other parts of the plant.
The companion cells are specialised parenchymatous cells which are closely associated with sieve tube elements.
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