Botany-Phases of Growth

NEET Botany Phases of Growth MCQ Question

Type: MCQ-diagram based-Medium-Class 11

Consider a diagram showing two leaves A and B of different initial sizes that increase in area to A1 and B1 respectively over a given time period. Which leaf demonstrates a higher relative growth rate and why?

Question diagram
A

Leaf A, because it has a larger initial size.

B

Leaf B, because it has a smaller initial size.

C

Leaf A, because it has a larger absolute growth rate.

D

Leaf B, because it shows a greater increase in area.

Correct Answer

Option B

Detailed Explanation

Relative growth rate is determined by the growth per unit time expressed on a common basis, such as per unit initial size. A smaller initial size can lead to a higher relative growth rate if the increase is significant.

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