MEDIUM
9th ICSE
IMPORTANT
Earn 100

Draw a simple diagram showing energy flow in food chain.

Important Questions on Heat and Energy

MEDIUM
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(B)>Q 12
Draw a diagram to show energy flow in an ecosystem is governed by the law of conservation of energy.
MEDIUM
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(B)>Q 1
A food chain begins with
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(B)>Q 2
The source of energy in an ecosystem is :
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(B)>Q 3
Energy enters in a food chain through:
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(B)>Q 4

The place of human being in food chain in an ecosystem is as a :

EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(C)>Q 1
State two characteristics that a source of energy must have.
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(C)>Q 2
Name the two groups in which various sources of energy are classified. State on what basis they are classified.
EASY
9th ICSE
IMPORTANT
Concise Physics I.C.S.E Part I For Class 9>Chapter 6 - Heat and Energy>EXERCISE–6(C)>Q 3
What is meant by renewable and non-renewable sources of energy? State two differences between them, giving two examples of each.