Our Environment and Its Management [NSO Level 1- Science Olympiad (SOF) Class 10]: Questions 1 - 5 of 117

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Question 1

Question MCQ▾

Which of the following statements is true about P, Q, R and S?

Image Showing Pyramid of Energy Structure

Choices

Choice (4)Response

a.

The energy level at P is larger than that at R

b.

R is larger in size than P

c.

Q is producers and S is tertiary consumers

d.

S is less in number than R

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Question 2

Question MCQ▾

Which of the labelled arrows represents the largest amount of energy lost to the ecosystem?

Image Showing Energy Flow in Food Chain

Choices

Choice (4)Response

a.

Q

b.

P

c.

R

d.

Question does not provide sufficient data or is vague

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Question 3

Question MCQ▾

Which of the following is the sequence of a food chain?

Choices

Choice (4)Response

a.

Autotrophs – Carnivores – Herbivores – Decomposer

b.

Autotrophs – Herbivores – Carnivores – Decomposer

c.

Herbivores – Autotrophs – Decomposer – Carnivores

d.

Autotrophs – Decomposer – Herbivores – Carnivores

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Question 4

Question MCQ▾

Acid rain occurs when:

Choices

Choice (4)Response

a.

Carbon monoxide and nitrogen oxides are mixed

b.

Sulfur dioxide and nitrogen oxides are mixed

c.

Nitrogen oxides and CFCs are mixed

d.

Carbon monoxide and sulfur dioxide are mixed

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Question 5

Question MCQ▾

When the temperature of earth will be increase due to the greenhouse effect, Earth will be:

Choices

Choice (4)Response

a.

Cold

b.

Warm

c.

Remain the same

d.

Question does not provide sufficient data or is vague

Edit