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Question (1)

QN0032735

Which type of waste is most suitable for making compost?

(A) Plastic wrappers
(B) Fruit and vegetable peels
(C) Glass bottles
(D) Metal cans

Correct Answer: B

Explanation:

Fruit and vegetable peels are biodegradable and decompose to form compost.

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Question (2)

QN0032736

What is compost?

(A) A type of plastic waste
(B) A natural manure made from biodegradable waste
(C) A chemical fertilizer
(D) A non-biodegradable material

Correct Answer: B

Explanation:

Compost is a natural manure prepared from biodegradable waste.

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Question (3)

QN0032737

Which of the following is biodegradable?

(A) Plastic bag
(B) Aluminium foil
(C) Banana peel
(D) Glass bottle

Correct Answer: C

Explanation:

Banana peel decomposes naturally and is biodegradable.

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Question (4)

QN0032738

Which waste should be put into a compost pit?

(A) Broken glass
(B) Dry leaves and vegetable peels
(C) Plastic bottles
(D) Rubber tyres

Correct Answer: B

Explanation:

Organic waste like dry leaves and vegetable peels is suitable for composting.

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Question (5)

QN0032739

Why is compost added to soil?

(A) To make the soil harder
(B) To improve soil fertility
(C) To change the colour of soil
(D) To reduce sunlight

Correct Answer: B

Explanation:

Compost adds nutrients to the soil and improves its fertility.

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Question (6)

QN0032740

A family collects 3 kg of kitchen waste every day for composting. How much kitchen waste is collected in 7 days?

(A) 18 kg
(B) 20 kg
(C) 21 kg
(D) 24 kg

Correct Answer: C

Explanation:

3 × 7 = 21 kg.

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Question (7)

QN0032741

A school garden needs 8 kg of compost every week. How much compost is needed in 5 weeks?

(A) 35 kg
(B) 40 kg
(C) 45 kg
(D) 48 kg

Correct Answer: B

Explanation:

8 × 5 = 40 kg.

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Question (8)

QN0032742

Which of the following should not be added to a compost pit?

(A) Vegetable peels
(B) Fruit waste
(C) Plastic packets
(D) Dry leaves

Correct Answer: C

Explanation:

Plastic does not decompose and should not be added to a compost pit.

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Question (9)

QN0032743

A compost pit contains 15 kg of dry leaves and 18 kg of kitchen waste. What is the total waste in the pit?

(A) 31 kg
(B) 32 kg
(C) 33 kg
(D) 34 kg

Correct Answer: C

Explanation:

15 + 18 = 33 kg.

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Question (10)

QN0032744

Which practice helps reduce the amount of waste sent to landfills?

(A) Mixing all waste together
(B) Composting biodegradable waste
(C) Burning plastic waste
(D) Throwing food waste into drains

Correct Answer: B

Explanation:

Composting converts biodegradable waste into useful manure and reduces landfill waste.

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Question (1)

Which type of waste is most suitable for making compost?

Explanation:

Link:

Question (2)

What is compost?

Explanation:

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Question (3)

Which of the following is biodegradable?

Explanation:

Link:

Question (4)

Which waste should be put into a compost pit?

Explanation:

Link:

Question (5)

Why is compost added to soil?

Explanation:

Link:

Question (6)

A family collects 3 kg of kitchen waste every day for composting. How much kitchen waste is collected in 7 days?

Explanation:

Link:

Question (7)

A school garden needs 8 kg of compost every week. How much compost is needed in 5 weeks?

Explanation:

Link:

Question (8)

Which of the following should not be added to a compost pit?

Explanation:

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Question (9)

A compost pit contains 15 kg of dry leaves and 18 kg of kitchen waste. What is the total waste in the pit?

Explanation:

Link:

Question (10)

Which practice helps reduce the amount of waste sent to landfills?

Explanation:

Link:

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