Prepare for NEET with Botany-specific practice questions. Covering all major Botany chapters, this is perfect for your NEET Biology needs.
Gibberellins promotes cell division and elongation in
Leaves
Roots
Shoots
All of these
Quantitative comparison between the growth of living system can be made in
Two ways
Three ways
One ways
Four ways
I. Indole-3-acetic acid
II. 2-4, dichlorophenoxy acetic acid
III. 6 Indole butyric acid
IV. Naphthalene acetic acid
Above are the examples of which PGR?
Auxin
Cytokinin
Ethylene
Gibberellin
Gibberellins promotes cell division and elongation in
Leaves
Roots
Shoots
All of these
I. Indole-3-acetic acid
II. 2-4, dichlorophenoxy acetic acid
III. 6 Indole butyric acid
IV. Naphthalene acetic acid
Above are the examples of which PGR?
Auxin
Cytokinin
Ethylene
Gibberellin
After a series of experiments, it was concluded that the โฆAโฆ of coleoptile was the site of transmittable influence that caused the โฆBโฆ of the entire coleoptile.
Complete the given statement with the correct combination of options given in the codes below
A-root site; B-bending
A-lateral side; B-bending
A-shoot side; B-bending
A-tip; B-bending
Plant hormones are
Growth regulators
Growth promoters
Growth inhibitors
All of these
Plant hormones are
Growth regulators
Growth promoters
Growth inhibitors
All of these
The movement of pollen tube is called
Chemotropism
Thermotaxis
Thermonastic
Hydrotropism