Ecology - Ecosystem

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Q1. What is the main function of producers in an ecosystem? (2019)

Solution:

Producers, such as plants, produce energy through photosynthesis, forming the base of the food chain.

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Q2. What is the role of producers in an ecosystem? (2021)

Solution:

Producers convert solar energy into chemical energy through photosynthesis, forming the base of the food chain.

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Q3. Which of the following best describes a food web? (2023)

Solution:

A food web is a complex network of feeding relationships that illustrates how different organisms are interconnected in an ecosystem.

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Q4. Which of the following ecosystems has the highest biodiversity? (2020)

Solution:

Tropical rainforests have the highest biodiversity among ecosystems due to their warm climate and abundant rainfall.

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Q5. In a food chain, which of the following is a primary consumer? (2019)

Solution:

A rabbit is a primary consumer as it feeds on plants (producers).

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Q6. In a food chain, which of the following is the correct order of energy flow? (2021)

Solution:

The correct order of energy flow in a food chain is Producer → Consumer → Decomposer.

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Q7. What term describes the role of an organism in its ecosystem? (2022)

Solution:

Niche refers to the role and position a species has in its environment, including all interactions with biotic and abiotic factors.

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Q8. What is the primary function of producers in an ecosystem? (2019)

Solution:

Producers, such as plants, produce energy through photosynthesis, forming the base of the food chain.

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Q9. What is the primary producer in a freshwater ecosystem? (2022)

Solution:

Algae are the primary producers in a freshwater ecosystem as they perform photosynthesis.

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Q10. Which of the following cycles is involved in the process of photosynthesis? (2022)

Solution:

The carbon cycle is involved in photosynthesis, as plants absorb carbon dioxide from the atmosphere.