EASY
9th West Bengal Board
IMPORTANT
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The biotic part of the ecosystem included

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Important Questions on Ecology and Ecological Organization

EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 19
The free floating plant specimens are called-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 20
In a food chain which one is the secondary consumer-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 21
The correct path of energy flow in an ecosystem is-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 22
Which of the following would necessarily decrease the density of a population in a green habitat?
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 23
Cuscuta reflexa is an example of-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 1
In ecosystem the green plants are known as _____.
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 2
The source of energy in ecosystem is _____ energy.
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 15 - Ecology and Ecological Organization>EXERCISE>Q 5
Energy flow is _____.