PLANT GROWTH AND MOVEMENTS (II) biology MCQ’s questions answers

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PLANT GROWTH AND MOVEMENTS (II)

Question 21 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In which structure thigmonasty is observed in simple form?
A
Shoot apex
B
Leaf apex
C
Root apex
D
Leaf tendril
Question 22 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Photoperiodism is:
A
Germination of seed
B
Elongation of internodes.
C
Flowering response towards light
D
Vegetative growth.
Question 23 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is increased in plants as a result of growth?
A
Width
B
Dry volume
C
Dry weight
D
Number
Question 24 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is 2-4 D?
A
Weedicide
B
Insecticide
C
Rodenticide
D
Wormicide
Question 25 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The figure represents which type of growth:
A
Arithmetic.
B
Geometric.
C
Linear
D
Hyperbolic
There are 25 questions to complete.

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