Botany-Growth Regulators
NEET Botany Growth Regulators MCQ Question
Type: MCQ-numerical-Hard-Class 11
If a plant growth regulator like gibberellic acid is applied to a group of rice seedlings and results in a 20% increase in their average height, what is the new average height if the initial average height was 12 cm?
A
14.4 cm
B
15.2 cm
C
12.2 cm
D
13.0 cm
Correct Answer
Option A
Detailed Explanation
The initial average height is 12 cm. A 20% increase means 0.20 * 12 cm = 2.4 cm is added to the original height, resulting in a new average height of 12 cm + 2.4 cm = 14.4 cm.
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