AIPMT-PRELIMS Botany Plant Growth and Development Class 11 Questions

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

Phototropic curvature is the result of uneven distribution of

Which one of the following acids is a derivative of carotenoids?

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

The length of different internodes in a culm of sugarcane is variable because of:

Opening of floral buds into flowers, is a type of

Which one of the following pairs, is not correctly matched?

“Foolish seedling” disease of rice led to the discovery of

Parthenocarpic tomato fruits can be produced by:

How does pruning help in making the hedge dense?

Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

The maximum growth rate occurs in :-

Cell elongation in internodal regions of the green plants takes place due to :-

Cellular totipotency is demonstrated by:

Differentiation of shoot is controlled by :-

Plants deficient of element zinc, show its effect on the biosynthesis of plant growth hormone -

Coconut milk factor is : -

Seed dormancy is due to the:

Axillary bud and terminal bud derived from the activity of :-

Which breaks dormancy of potato tuber :-

Hormone responsible for senescence :-

Which of the following prevents the fall of fruits :-

If the apical bud has been removed then we observe :

Which hormone is responsible for fruit ripening :

Coconut milk is used in tissue culture in which present :