CUET-UG SERIES
Biology

Environmental Issues

5 previous year questions.

Volume: 5 Ques
Yield: Medium

High-Yield Trend

2
2023
3
2022

Chapter Questions
5 MCQs

01
PYQ 2022
medium
biology ID: cuet-ug-

Arrange the stages of biomagnification of DDT.
(A) Fish eating birds (PPT 25 PPm)
(B) Small fish (DDT 0.5 PPm)
(C) Zooplankton (DDT 0.04 PPm)
(D) Water (DDT 0.003 PPm)
(E) Large fish (DDT 2 PPm)
Choose the correct answer from the options given below:

1

2

3

4

02
PYQ 2022
medium
biology ID: cuet-ug-

Given below are two statements :

Statement I: Ladybird and Dragonflies are useful to get rid of aphids and mosquitoes. Trichoderma fungus are effective bio control agents of several plant pathogens.
Statement II: The biological control of plant diseases and pest can control increasing use of insecticides and pesticides, thus saving our environment from being getting polluted.

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

03
PYQ 2022
medium
biology ID: cuet-ug-
Human activities like over cultivation, unrestricted grazing, deforestation and poor irrigation practices result into
1
Water Logging
2
Soil erosion and desertification
3
Biomagnification
4
Eutrophication
04
PYQ 2023
medium
biology ID: cuet-ug-
Match List I with List II

List I

List II

A.Green house gasesI.Snow blindness
B.Electrostatic precipitationII.Unleaded petrol
C.Catalytic converterIII.Thermal power plant
D.UV_B radiationIV.Global warming

Choose the correct answer from the options given below :
1
A-IV, B-III, C-II, D-I
2
A-IV, B-II, C-III, D-I
3
A-I, B-II, C-III, D-IV
4
A-IV, B-III, C-II, D-I
05
PYQ 2023
medium
biology ID: cuet-ug-
Identify the metal which is NOT used in catalytic converters.
1
Gold
2
Platinum
3
Rhodium
4
Palladium

About Environmental Issues - CUET-UG

Environmental Issues is a vital chapter for CUET-UG aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Environmental Issues PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Environmental Issues carry the most weight. Then, tackle the questions iteratively to solidify your understanding.