CUET-UG SERIES Biology
Ecosystems
7 previous year questions.
Volume: 7 Ques
Yield: Medium
High-Yield Trend
1
2024 6
2023 Chapter Questions 7 MCQs
01
PYQ 2023
medium
biology ID: cuet-ug-
In an ecosystem, the vertical distribution of different species occupying different levels is called.
1
Seral stage
2
Stratification
3
Trophic level
4
Standing crop
02
PYQ 2023
medium
biology ID: cuet-ug-
The "River Popper Hypothesis" was given by.
1
Alexander von Humboldt
2
Paul Ehrlich
3
Edward Wilson
4
David Tilman
03
PYQ 2023
medium
biology ID: cuet-ug-
Identify the statement which are not true for the natural ecosystem
(A) Grassland and desert are example of terrestrial ecosystem.
(B) Oceans and rivers are man-made ecosystems.
(C) Wetland and estuary are examples of aquatic ecosystem.
(D) Crop fields and aquarium are natural ecosystems.
Choose the correct answer from the option given below
(A) Grassland and desert are example of terrestrial ecosystem.
(B) Oceans and rivers are man-made ecosystems.
(C) Wetland and estuary are examples of aquatic ecosystem.
(D) Crop fields and aquarium are natural ecosystems.
Choose the correct answer from the option given below
1
(A) and (C) only
2
(B) and (C) only
3
(A) and (B) only
4
(B) and (D) only
04
PYQ 2023
medium
biology ID: cuet-ug-
The unit of Productivity in terms of energy is :
1
2
[ ]
3
[ ]
4
[ ]
05
PYQ 2023
medium
biology ID: cuet-ug-
Which of the following ecosystem is most productive in terms of net primary productivity?
1
Deserts
2
ONC Estuaries
3
Tropical rain forests
4
Oceans
06
PYQ 2023
medium
biology ID: cuet-ug-
Match LIST I with LIST II
Choose the correct answer from the options given below
LIST I | LIST II | ||
| A | Dodo | I | Africa |
| B | Quagga | II | Russia |
| C | Thylacine | III | Mauritius |
| D | Stellar Sea Cow | IV | Australia |
1
(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
2
(A)-(I), (B)-(IV), (C)-(II), (D)-(III)
3
(A)-(IV), (B)-(II), (C)-(III), (D)-(I)
4
(A)-(II). (B)-(I). (C)-(IV), (D)-(III)
07
PYQ 2024
medium
biology ID: cuet-ug-
Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I (Concepts) | List-II (Explanation) |
|---|---|
| (A) Standing state | (IV) Amount of mineral nutrients in the soil at a given time |
| (B) Secondary productivity | (II) Rate of formation of organic matter by consumers |
| (C) Standing crop | (III) Mass of living matter in a trophic level at a given time |
| (D) Net primary productivity | (I) Available biomass for the consumption of heterotrophs |
1
(A) - (IV), (B) - (III), (C) - (II), (D) - (I)
2
(A) - (II), (B) - (I), (C) - (III), (D) - (IV)
3
(A) - (IV), (B) - (II), (C) - (III), (D) - (I)
4
(A) - (IV), (B) - (I), (C) - (III), (D) - (II)
About Ecosystems - CUET-UG
Ecosystems 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 Ecosystems 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 Ecosystems carry the most weight. Then, tackle the questions iteratively to solidify your understanding.