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Class 7 Biology: Forests: Our Lifeline — Chapter Test 1

Class 7 • Biology • Forests: Our Lifeline • Chapter Test

MediumFREE

15

Questions

20 min

Duration

15

Marks (1 each)

No

Negative marking

Original practice questions with full solutions by ExamPortal.

Instructions

  • • Read each question carefully and pick the correct answer.
  • • You can mark questions for review and come back to them.
  • • Answers are saved automatically.
  • • The test is submitted automatically when time runs out.

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This test is completely free.

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SYLLABUS & QUESTION BLUEPRINT

Sample Practice Questions

Preview 5 sample questions from this 15-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 15
Forests are called the 'lungs of the Earth' because they:
A
breathe
B
produce oxygen and absorb carbon dioxide
C
have lungs
D
store water only
View Correct Answer & Step-by-Step Solution
Correct Option:(B)produce oxygen and absorb carbon dioxide

Detailed explanation is available inside the official test attempt review.

Question 2 of 15
The uppermost layer of a forest formed by tall trees is the:
A
understorey
B
canopy
C
forest floor
D
shrub layer
View Correct Answer & Step-by-Step Solution
Correct Option:(B)canopy

Detailed explanation is available inside the official test attempt review.

Question 3 of 15
Decomposers in the forest include:
A
lions
B
fungi and bacteria
C
deer
D
birds
View Correct Answer & Step-by-Step Solution
Correct Option:(B)fungi and bacteria

Detailed explanation is available inside the official test attempt review.

Question 4 of 15
A food chain always begins with:
A
a carnivore
B
a producer (green plant)
C
a decomposer
D
a herbivore
View Correct Answer & Step-by-Step Solution
Correct Option:(B)a producer (green plant)

Detailed explanation is available inside the official test attempt review.

Question 5 of 15
Forests help prevent:
A
rain
B
soil erosion and floods
C
oxygen production
D
plant growth
View Correct Answer & Step-by-Step Solution
Correct Option:(B)soil erosion and floods

Detailed explanation is available inside the official test attempt review.

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Frequently asked questions

How many questions are there in Class 7 Biology: Forests: Our Lifeline — Chapter Test 1?

There are 15 questions to answer in 20 min. Each correct answer gives 1 mark, for a total of 15 marks.

Is there negative marking?

No. Wrong answers do not lose marks, so attempt every question.

Is this mock test free?

Yes, it is completely free. Just log in with your email to start.

What does this test cover?

It covers the chapter "Forests: Our Lifeline" of Class 7 Biology. All questions are original, with a full solution for each.

Will I see my result and the solutions?

Yes. Right after you submit you get your score, accuracy, rank and percentile, and you can review every question with the correct answer and a step-by-step explanation.

Can I take this test again?

Yes, you can retake it as many times as you like and compare your scores.