No. of questions -20
Time - 10 min
1.
Who isolated the hormone auxin?
2.
Which of the hormone promotes bolting ?
3.
The hormone which can replace is vernalization is _________
4.
This hormone is not a growth inhibitor
5.
A widely used rooting hormone is
6.
_______ is a gaseous plant hormone
7.
Plants follow different pathways in response to environment or phases of life to form different kinds of structures. This ability is called
8.
Indole-3-acetic acid is the most common naturally occurring plant hormone of_________ class
9.
Which of the following is essential for fruit ripening ?
10.
The concentration of auxin is highest in________
11.
Phototropic and Geotropic movements are linked to_________
12.
Movement of auxin is centripetal
13.
Which of the following statement is not correct?
14.
The hormone responsible for apical dominance is________
15.
Gaseous plant growth regulator is:
16.
Which hormone does help in fruit ripening?
17.
Which is the chemical name of naturally occurring auxins?
18.
Which of the following is a terpene derivative ?
19.
Foolish seeding disease of rise led to discovery of cytokenins
20.
The site of perception of light in plants during photoperiodism is
21.
Auxin is not involved in:
