Plant - Growth ...

Auxins are abundantly produced in -

Clinostat is used in study for -

Which of the following exerts profound effect on the reproductive growth of a flowering plant ?

What is the cause of excurrent habit in pinus?

Which one of the following hormone is concerned chiefly with root initiation?

If the tip of a seedling is cut off growth as well as bending ceases because it hampers

What causes a green plant to bend towards light as it grows?

An apparatus used to demonstrate phototropism is :-

Growth hormone acts -

The movement of auxin is largely -

The formula of Auxin–A is -

Which growth hormone is responsible for apical dominance ?

2 , 4 - D is a synthetic -

Which of the following induces femaleness in plants ?

Which of the following prevents the fall of fruits ?

Which of the following is weed killer ?

Which one is prevents over–ripening of banana and browning of cut fruits ?

Which weedicide can defoliate the complete forest ?

Agent orange is

Phytotron is a device by which ?

Lateral axillary buds are not allowed to grow by

Richmond - Lang effect is due to :-

A hypothetical chemical belived to be involved in flowering is :-

DCMU is a herbicide which kills the plant by -

Supra optima (more than 10 PPM) concentration of Auxins -

Growth curve is -

Which of the following auxins are widely used as herbicides -

The compounds that inhibit the action of auxin are known as -

Premature fall of fruit can be stopped by -