Engineer & Medical

Transport in Plants question bank (Botany)

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Q1.

Which of the following helps in maintenance of the pressure gradient in sieve tubes?

(A)
Albuminous cells
(B)
Sieve cells
(C)
Phloem parenchyma
(D)
Companion cells
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Q2.

In the given figure, which component has thin outer walls and highly thickened inner walls?

(A)
D
(B)
A
(C)
B
(D)
C
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