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Previous year question hub

Plant Growth And Development - Botany - Biology Previous Year Questions

Practice Plant Growth And Development - Botany - Biology previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

4Papers
2Years
14Questions
1Topics

Plant Growth And Development question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Plant Growth And Development. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 14 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 14 100%

Subject weightage

Top subjects by unique question coverage.

Biology
14 Qs

Most asked topics

Top topics across the included previous year papers.

Botany
14 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Plant Growth And Development
14 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

MHT CET (PCB) 2025 9th April Morning Shift
4 Qs
MHT CET (PCB) 2025 9th April Evening Shift
3 Qs
MHT CET (PCB) 2024 22th April Evening Shift
4 Qs
MHT CET (PCB) 2024 22th April Morning Shift
3 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
MHT CET (PCB) 2025 9th April Evening Shift20253View paper
MHT CET (PCB) 2025 9th April Morning Shift20254View paper
MHT CET (PCB) 2024 22th April Evening Shift20244View paper
MHT CET (PCB) 2024 22th April Morning Shift20243View paper

All Plant Growth And Development previous year questions

Practice every matching question in batches of 20, with every available option.

1
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Evening Shift

Which one of the following occurs maximum during exponential growth phase in plants?

A
Cell formation
B
Cell elongation
C
Cell differentiation
D
Cell dedifferentiation
Open complete paper
2
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Evening Shift

Given below are two statements.

Statement I - Gibberellins promote flowering in long day plants.

Statement II - ABA inhibits flowering in long day plants but stimulates flowering in short day plants. In the light of above statements, choose the correct option given below:

A
Both statement I and statement II are correct.
B
Both statement I and statement II are incorrect.
C
Statement I is correct but statement II is incorrect.
D
Statement I is incorrect but statement II is correct.
Open complete paper
3
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Evening Shift

According to proton transport theory of stomatal mechanism, protons are formed in the guard cells when _________ .

A
starch is converted into cellulose during daytime.
B
sugar is converted into starch during night time.
C
starch is converted into malic acid during day time which dissociates into malate.
D
potassium malate is formed during night time.
Open complete paper
4
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Evening Shift
In which one of the following conditions tobacco plants do NOT flower?
A
Long uninterrupted dark period.
B
Long uninterrupted light period.
C
Short light period with long uninterrupted dark period.
D
Long dark period is interrupted by a flash of red light ( 660 nm ) and immediately followed by far red light ( 730 nm ).
Open complete paper
5
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Morning Shift

While studying flowering behaviour in __________ and ___________ plant, Garner and Allard discovered photoperiodism.

A
rice, wheat
B
tobacco, soyabean
C
tomato, soyabean
D
wheat, tobacco
Open complete paper
6
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Morning Shift

Phenotypically tall plants can be obtained from genetically dwarf maize plants by application of_________

A
Gibberellins
B
Auxins
C
Ethylene
D
ABA
Open complete paper
7
2024 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2024 22th April Morning Shift

Which plant hormone is called antitranspirant?

A
Gibberellins
B
Auxin
C
Ethylene
D
ABA
Open complete paper
8
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Evening Shift

While describing the dynamics of growth in plants, Relative Growth Rate (RGR) is determined by the following formula.

A

$\mathrm{RGR}=\frac{\mathrm{dn}}{\mathrm{dt}}$

B

$\mathrm{RGR}=\frac{\mathrm{dt}}{\mathrm{dn}}$

C

$\mathrm{RGR}=\frac{\mathrm{n}}{\mathrm{AGR}}$

D

$\mathrm{RGR}=\frac{\mathrm{AGR}}{\mathrm{n}}$

Open complete paper
9
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Evening Shift

Which one of the following phytohormones causes epinasty?

A

Auxins

B

Gibberellins

C

Ethylene

D

Abscissic acid

Open complete paper
10
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Evening Shift

Match the types of plants in Column I with the time of the year when they flower given in Column II.

Column I
Column II
i. Short day plants
 a. throughout the year
ii. Long day plants b. in winter
iii. Day neutral Plants c. in summer
Choose the correct option:
A

$\mathrm{i}-\mathrm{a}, \mathrm{ii}-\mathrm{b}, \mathrm{iii}-\mathrm{c}$

B

i-a, ii-c, iii-b

C

$\mathrm{i}-\mathrm{b}, \mathrm{ii}-\mathrm{c}, \mathrm{iii}-\mathrm{a}$

D

$\mathrm{i}-\mathrm{c}, \mathrm{ii}-\mathrm{b}, \mathrm{iii}-\mathrm{a}$

Open complete paper
11
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Morning Shift

The figure shows photoperiodism. Identify its correct explanation from the following.

MHT CET (PCB) 2025 9th April Morning Shift Biology - Plant Growth and Development Question 1 English
A

Short day plants flower

B

Short day plants do not flower

C

Long day plants do not flower

D

Day neutral plants do not flower

Open complete paper
12
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Morning Shift

Which one of the following represents qualitative growth in plants?

A

Increase in dry weight

B

Increase in number of cells

C

Differentiation of cells

D

Increase in volume

Open complete paper
13
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Morning Shift

If dark period is interrupted by a flash of red light of 660 nm , then SDP will not flower. But if it is immediately followed by _________ then SDP will flower.

A

far red light of 660 nm

B

far red light of 730 nm

C

red light of 660 nm

D

red light of 730 nm

Open complete paper
14
2025 · Biology · Botany · Plant Growth And Development
MHT CET (PCB) 2025 9th April Morning Shift

Which one of the following plant hormones does NOT prevent abscission in plants?

A

Auxin

B

Gibberellin

C

Cytokinin

D

Ethylene

Open complete paper