2,4-D widely used to

1.Kill dicot trees

2.Kill monocot weeds

3.Kill dicot weeds

4.Kill monocot shrubs

Subtopic:  Growth Hormones & Auxin |
 84%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a function performed by Auxin?

1.Controls Xylem differentiation

2.Helps in cell division and cell growth inhibition

3.Used as herbicide

4.Used to prepare weed free lawns by gardeners

Subtopic:  Growth Hormones & Auxin |
 80%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not correct about Gibberellins?

1.Another kind of promotors PGR

2.There are more than 100 Gibberellins

3.Found in Fungi and higher plants

4.The first and most intensively studied form of Gibberellins is GA2

Subtopic:  Gibberellin |
 92%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following statements is correct?

1. All GAs are basic

2. All GAs are Acidic

3. Most of the GAs are Acidic

4. Most of the GAs are basic

Subtopic:  Gibberellin |
 81%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a Physiological effect of Gibberellins?

1.Increase in the length of the grape stalks

2.They cause fruits like Apple to elongate and improve it's shape

3.They also delay senescence

4.They can shorten the market period for fruits

Subtopic:  Gibberellin |
 83%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is a Physiological effect of Gibberellins?

1.GA3 is used to speed up the malting process in brewing industry

2.They promote senescence

3.They shorten the market period

4. Induce parthenocarpy in tomatoes

Subtopic:  Gibberellin |
 81%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Spraying sugarcane crop with gibberellins increases the length of the stem and increase the length by

1.20 tonnes per Km

2.20 tonnes per acre

3.40 tonnes per acre

4.40 tonnes per Km

Subtopic:  Gibberellin |
 91%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Early seed production in…….. can be done by GAs

1.Pineapple

2.Grapes

3.Tomatoes

4.Conifers

Subtopic:  Gibberellin |
 66%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Gibberellins does not  promote bolting in

1.Beet

2.Cabbage

3.Plants with rosette habit

4.Pineapple

Subtopic:  Gibberellin |
 86%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Bolting is

1.Internode elongation just prior to flowering

2.Internode elongation just after flowering

3.Reduction in stem length just prior to flowering

4.Reduction in stem length just after flowering

Subtopic:  Gibberellin |
 89%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh