Question

Richmond lang effect is

A. The effect of kinetins in delaying senescence  
B. The effect of auxin on root and shoot formation
C. The effect of traumatic acid is wound formation
D. None of the above
Answer :   The effect of kinetins in delaying senescence

Releted MCQ Question on
Botany >> Plant Growth and Development

Releted Question 1

Typical growth curve in plants is :

A. Linear
B. Stair-steps shaped
C. Parabolic
D. Sigmoid
Releted Question 2

Coiling of garden pea tendrils around any support is an example of:

A. thigmotaxis
B. thigmonasty
C. thigmotropism
D. thermotaxis
Releted Question 3

Senescence as an active developmental cellular process in the growth and functioning of a flowering plant, is indicated in

A. vessels and tracheid differentiation
B. leaf abscission
C. annual plants
D. floral parts
Releted Question 4

Opening of floral buds into flowers, is a type of

A. autonomic movement of variation
B. paratonic movement of growth
C. autonomic movement of growth
D. autonomic movement of locomotion

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Plant Growth and Development


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