Biosphere
Gujarat Board · Class 11 · Geography
Most important questions from Biosphere for Gujarat Board Class 11 Geography board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
Which components make up an ecosystem? (Select all correct answers)
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Biotic components (animals, plants, microorganisms), Abiotic components (water, gases, land, light), Lithosphere, hydrosphere, atmosphere
An ecosystem is formed when biotic components (living things) combine with abiotic components (non-living things) along with the three spheres to create an autonomous system.
Which gas do plants release during photosynthesis?
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Oxygen
During photosynthesis, plants use carbon dioxide from the atmosphere and release oxygen, which is essential for animal respiration.
What are green plants called in a food chain?
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Primary producers or autotrophs
Green plants are called primary producers or autotrophs because they produce their own energy from sunshine through photosynthesis.
Which of the following are examples of herbivores or primary consumers? (Select all correct answers)
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Cow, Buffalo, Deer
Herbivores or primary consumers are animals that eat only plants. Cow, buffalo, and deer are herbivores, while lion and tiger are carnivores.
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