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