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Introduction to Environment and Ecosystem Quiz

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Introduction to Environment and Ecosystem Quiz

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Questions and Answers

What are the components of the environment according to the CBSE Syllabus 2023-24?

Living and non-living things including physical, chemical, and biotic factors (correct)

Only living things such as plants, animals, and microorganisms

Only non-living things like sunlight, temperature, and air

Living things and their interactions with each other

What do saprophytes feed on?

Dead and decaying material (correct)

Minerals and soil nutrients

Sunlight and air

Live organisms like plants and animals

What is the mode of nutrition for animals?

Heterotrophic (correct)

Autotrophic

Photosynthetic

Decomposing

What does an ecosystem comprise?

Biotic and abiotic factors interacting in a given area Signup and view all the answers

What do decomposers do?

Break down organic matter or waste material and release nutrients into the soil Signup and view all the answers

What are the abiotic components of an ecosystem?

Sunlight, temperature, air, wind, rainfall, soil and minerals Signup and view all the answers

Which organisms are autotrophic?

Plants and some bacteria Signup and view all the answers

What is the main difference between saprophytes and decomposers?

Saprophytes feed on dead and decaying material while decomposers break down organic matter or waste material Signup and view all the answers

What does the term 'environment' encompass?

Both living and non-living things, i.e. physical, chemical and biotic factors Signup and view all the answers

What is the primary focus of the chapter renumbered as Chapter 13 in the CBSE Syllabus 2023-24?

Various components of the environment, their interactions and how our activities affect the environment Signup and view all the answers