CUET-PG SERIES
Botany

Species Diversity

12 previous year questions.

Volume: 12 Ques
Yield: Medium

High-Yield Trend

12
2023

Chapter Questions
12 MCQs

01
PYQ 2023
medium
botany ID: cuet-pg-
Match List I with List II

LIST I

LIST II

AGloger rule ITail, snout, ear and legs of mammals
BBergman ruleIIBird wings
CAllen ruleIIISize of animal and body parts
DRensch ruleIVEffect on coloration

Choose the correct answer from the options given below:
1
A-IV, B-III, C-I, D-II
2
A-IV, B-I, C-III, D-II
3
A-I, B-II, C-III, D-IV
4
A-II, B-III, C-I, D-IV
02
PYQ 2023
medium
botany ID: cuet-pg-
A specimen is termed ______,when in the absence of a holotype it is selected from the originalmaterial cited by the author.
1
Neotype
2
Lectotype
3
Isotype
4
Syntype
03
PYQ 2023
medium
botany ID: cuet-pg-
Vivipary can be observed in-
1
Xerophytes
2
Halophytes
3
Mesophytes
4
Heliophytes
04
PYQ 2023
medium
botany ID: cuet-pg-
Given below are two statements:
Statement I: Pyrethrum compound is derived from several species of Parthenium which is widely used as an insecticidal preparation.
Statement II: Parthenium is a native plant of India grown in Northern Plains and has ecological importance.
In the light of the above statements, choose the most appropriate answer from the options given below:
1
Both Statement I and Statement II are correct
2
Both Statement I and Statement II are incorrect
3
Statement I is correct but Statement II is incorrect
4
Statement I is incorrect but Statement II is correct
05
PYQ 2023
medium
botany ID: cuet-pg-
The correct order for the process of plant succession is:
A. Migration
B. Nudation
C. Ecesis
D. Stabilization
E. Reaction
Choose the correct answer from the options given below:
1
B, A, E, C, D
2
A, B, C, E, D
3
B, A, C, E, D
4
B, C, A, D, E
06
PYQ 2023
medium
botany ID: cuet-pg-
Sucrose, a transportable form of carbon and energy in most plants, is synthesized in
1
Chloroplast
2
Cytosol
3
Mitochondria
4
Endoplasmic reticulum
07
PYQ 2023
medium
botany ID: cuet-pg-
Select the enzyme involved in catalysis of substrate-level photophosphorylation in citric acid cycle.
1
Aconitase
2
Succinate dehydrogenase
3
Succinyl-CoA synthetase
4
Fumarase
08
PYQ 2023
medium
botany ID: cuet-pg-
Choose the correct statements regarding Gibberellins.
(A) All GAs possess a tetracyclic ent-gibberellane skeleton
(B) GA biosynthesis inhibitors (Cycocel) help reducing plant stem length and lodging
(C) GAs are diterpenoids (D) GA biosynthesis occurs in cytoplasm
(E) GA is synthesised in the aleurone layer of embryo
Choose the correct answer from the options given below
1
(A), (B), (C) only
2
(A), (B), (C), (D) only
3
(A), (B), (C), (E) only
4
(A), (B), (D), (E) only
09
PYQ 2023
medium
botany ID: cuet-pg-
Poppy plant exhibits self incompatibility of ___and type with____as male, and ____as female determinants.
1
Gametophytic/SLF/S-RNase
2
Sporophytic/PrsS/SRK
3
Sporophytic/SCR/SP11
4
Gametophytic/Prps/PrsS
10
PYQ 2023
medium
botany ID: cuet-pg-
Blue light elicits following responses for plants
(A) It stimulates asymmetric growth
(B) Inhibits stem elongation
(C) Stimulates stomatal opening
(D) Deactivates proton pump
(E) Stimulates bending of stem
Choose the correct answer from the options given below
1
(A), (B), (C) only
2
(A), (C), (D), (E) only
3
(A), (B), (C), (E) only
4
(A), (E) only
11
PYQ 2023
medium
botany ID: cuet-pg-
Stenohaline species can tolerate
1
narrow range of temperature
2
narrow range of salinity
3
wide range of temperature
4
wide range of salinity
12
PYQ 2023
medium
botany ID: cuet-pg-
Given below are two statements:
Statement I: Ecads of same species are genetically similar and interfertile.
Statement II: Ecotypes are genetically different and are not interfertile
In the light of the above Statements, choose the correct answer from the options given below
1
Both Statement I and Statement II are true
2
Both Statement I and Statement II are false
3
Statement I is true but Statement II is false
4
Statement I is false but Statement II is true