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Important Questions: Environment - UPSC MCQ


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10 Questions MCQ Test - Important Questions: Environment

Important Questions: Environment for UPSC 2024 is part of UPSC preparation. The Important Questions: Environment questions and answers have been prepared according to the UPSC exam syllabus.The Important Questions: Environment MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Important Questions: Environment below.
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Important Questions: Environment - Question 1

Which of the following best defines the natural environment?

Detailed Solution for Important Questions: Environment - Question 1
The natural environment encompasses elements created by nature, including land, water, air, plants, and animals, which form the basis of life on Earth.
Important Questions: Environment - Question 2

Identify the following figure 

Detailed Solution for Important Questions: Environment - Question 2

A desert ecosystem is defined by interactions between organism populations, the climate in which they live, and any other non-living influences on the habitat.

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Important Questions: Environment - Question 3

What is the lithosphere?

Detailed Solution for Important Questions: Environment - Question 3
The lithosphere is the solid crust or the hard-top layer of the earth, composed of rocks and minerals, and is covered by a thin layer of soil.
Important Questions: Environment - Question 4
Which of the following is a major component of the biotic environment?
Detailed Solution for Important Questions: Environment - Question 4
The biotic environment includes living components such as plants and animals, which interact and depend on each other for survival.
Important Questions: Environment - Question 5

The ______ holds the atmosphere around the earth.

Detailed Solution for Important Questions: Environment - Question 5

The Gravitational Pressure holds the atmosphere around the earth

Important Questions: Environment - Question 6

Aquariums are considered a natural ecosystem.

Detailed Solution for Important Questions: Environment - Question 6

Aquariums are not considered a natural ecosystem as they are human-made environments designed to replicate natural aquatic habitats for educational, recreational, or research purposes.

Important Questions: Environment - Question 7

Which of the following are abiotic component?
(1) Soil
(2) Air
(3) Crab
(4) Water 
(5) Jellyfish
(6) Rocks

Detailed Solution for Important Questions: Environment - Question 7

Abiotic are non living things while Crab and Jelly Fish are living beings.

Important Questions: Environment - Question 8
What is the main function of the atmosphere?
Detailed Solution for Important Questions: Environment - Question 8
The atmosphere acts as a blanket of air that surrounds the earth, providing essential gases for breathing, protecting living organisms from harmful solar radiation, and helping to regulate temperature.
Important Questions: Environment - Question 9
How do plants and animals depend on each other?
Detailed Solution for Important Questions: Environment - Question 9
Plants and animals are interdependent; plants provide food and habitats for animals, while animals assist in pollination and seed dispersal, facilitating plant reproduction and growth.
Important Questions: Environment - Question 10
Which component is essential for the process of photosynthesis in plants?
Detailed Solution for Important Questions: Environment - Question 10
Photosynthesis in plants requires carbon dioxide, which is absorbed from the atmosphere, along with sunlight and water, to produce food and oxygen.
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