Gibberellins

Q.

Which plant hormone helps in delaying senescence?

1. Abscisic acid

2. Ethylene

3. Gibberellins

4. Auxin

Q.

How does spraying gibberellins on sugarcane help its growth?

Q.

What is zeatin?

Q.

Can you please provide me with all the important questions of control and coordination

Q.

Which of the following is an adenine derivative responsible for cell division?

1. Cytokinin

2. Jasmonic Acid

3. Ethylene

4. Brassinosteroids

Q.

Does auxin detect light?

Q.

Which of the following is used in agriculture for ripening banana and mango?

1. Ethephon

2. ABA

3. Gibberellin

4. Cytokinin

Q.

_____ are the plant hormones which are widely used in horticulture and food industries.

1. Ethylene

2. Abscisic Acid

3. Cytokinins

4. Gibberellins

Q.

Identify the pair that is correctly matched from the given.

Auxin – cell division
Gibberellin – internodal elongation
Cytokinin – fruit ripening
Ethylene – apical dominance

1. Auxin – cell division

2. Gibberellin – internodal elongation

3. Cytokinin – fruit ripening

4. Ethylene – apical dominance

Q. is commercially used to increase the length of plants.

1. Gibberellin
2. Auxin
3. cytokinin
4. Ethylene

Q. The main function of the plant hormone called abscisic acid is to :
(a) increase the length of cells
(b) promote cell division
(c) inhibit growth
(d) promote growth of stem and roots

Q. which plant hormone causes wilting of leaves?

Q.

Which among the following accelerates elonagtion of stem?

1. Ethylene

2. Gibberellins

3. Vitamin

4. Enzyme

Q.

Which among the following accelerates elonagtion of stem?

1. Ethylene

2. Gibberellins

3. Vitamin

4. Enzyme

Q.

Which one of the following hormones causes dwarf bean plants to grow tall?

1. Auxin

2. Gibberellin

3. Cytokinin

4. Ethylene

Q. Choose the incorrect statement about insulin.

1. It is produced from pancreas
2. It regulates growth and development of the body
3. It regulates blood sugar level
4. Insufficient secretion of insulin will cause diabetes

Q.

Which one of the following pairs is correctly matched?

1. Auxin – cell division

2. Gibberellin – internodal elongation

3. Cytokinin – fruit ripening

4. Ethylene – apical dominance

Q.

Which of the following plant hormones is commonly used to produce seedless fruits?

1. Auxin

2. Gibberellin

3. ABA

4. Ethylene

Q. is commercially used to increase the length of plants.

1. Gibberellin
2. Auxin
3. cytokinin
4. Ethylene