Biosphere Questions And Answers: 10 MCQs is important for exams. So, a quick simple 10 quizzes on biosphere for readers. The biosphere is all about life and generally describe our living world on earth and extends to the upper areas of the atmosphere where birds and insects can be found.
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Further, it goes deep into the ground at a dark cave or to the bottom of the ocean. In other words, the biosphere extends to any place that life (of any kind) can exist on Earth.
Quick Check on Your Knowledge about Biosphere Questions And Answers: 10 MCQs
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Question 1 of 10
1. Question
1 pointsOrganisms at the base of the food chain are
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Question 2 of 10
2. Question
1 pointsWhich of the following is usually not an air pollutant ?
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Question 3 of 10
3. Question
1 pointsThe average salt content of sea water is
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Question 4 of 10
4. Question
1 pointsThe crop most susceptible to frost is
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Question 5 of 10
5. Question
1 pointsIn a forest the following four step food chain operates Grass, Insects, Frogs, Birds,
which of these organisms can be classified as a primary carnivore on the basis of the food chain ?
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Question 6 of 10
6. Question
1 pointsWhich of the following agricultural pratices have been primarily responsible for pollution of our wated resourcs ?
1. Use of livestock manure
2. Use of chemical fetilisers
3. Excessive use of chemical pesticidesCorrect
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Question 7 of 10
7. Question
1 pointsWhich of the following fuels causes minimum environmental pollution ?
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Question 8 of 10
8. Question
1 pointsA microscopic organism playing a vital role in nitrogen cycle is
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Question 9 of 10
9. Question
1 pointsWhich of the following gases is not found free in air
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Question 10 of 10
10. Question
1 pointsThe amount of oxygen in the atmosphere into useful substances with the help of
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