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Question (11)

QN0034352

If a food chain contains 1 producer, 2 herbivores, and 3 carnivores, how many consumers are present?

(A) 3
(B) 4
(C) 5
(D) 6

Correct Answer: C

Explanation:

Consumers = 2 + 3 = 5.

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Question (12)

QN0034353

Which statement best describes a food chain?

(A) It shows climatic conditions.
(B) It shows feeding relationships among organisms.
(C) It shows only plant populations.
(D) It shows abiotic factors only.

Correct Answer: B

Explanation:

Food chains show who eats whom.

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Question (13)

QN0034354

In a pond, algae are eaten by small fish, which are eaten by large fish. Which organism is the producer?

(A) Algae
(B) Small fish
(C) Large fish
(D) All of these

Correct Answer: A

Explanation:

Algae make their own food.

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Question (14)

QN0034355

A field contains 48 grasshoppers and 12 frogs. Grasshoppers outnumber frogs by ________.

(A) 24
(B) 30
(C) 36
(D) 48

Correct Answer: C

Explanation:

48 − 12 = 36.

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Question (15)

QN0034356

Which organism is most likely to be at the top of the food chain?

(A) Grass
(B) Rabbit
(C) Fox
(D) Caterpillar

Correct Answer: C

Explanation:

Fox is the top consumer among the given organisms.

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Question (16)

QN0034357

In the food chain Plant → Mouse → Snake → Eagle, the snake is a ________.

(A) primary consumer
(B) secondary consumer
(C) producer
(D) decomposer

Correct Answer: B

Explanation:

Snake feeds on the mouse.

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Question (17)

QN0034358

A food chain starts with producers because they ________.

(A) decompose dead matter
(B) make food using sunlight
(C) eat herbivores
(D) consume nutrients from animals

Correct Answer: B

Explanation:

Producers capture solar energy to make food.

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Question (18)

QN0034359

There are 75 plants, 25 rabbits, and 5 foxes. What fraction of the total organisms counted are foxes?

(A) 1/21
(B) 1/15
(C) 1/10
(D) 1/5

Correct Answer: A

Explanation:

Total = 105; Foxes = 5; 5/105 = 1/21.

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Question (19)

QN0034360

Which of the following is a carnivore?

(A) Cow
(B) Deer
(C) Tiger
(D) Rabbit

Correct Answer: C

Explanation:

Tiger eats other animals.

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Question (20)

QN0034361

In the food chain Grass → Grasshopper → Frog → Snake → Eagle, which organism occupies the fifth trophic level?

(A) Frog
(B) Snake
(C) Eagle
(D) Grasshopper

Correct Answer: C

Explanation:

Eagle is at the fifth trophic level.

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Question (11)

If a food chain contains 1 producer, 2 herbivores, and 3 carnivores, how many consumers are present?

Explanation:

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Question (12)

Which statement best describes a food chain?

Explanation:

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Question (13)

In a pond, algae are eaten by small fish, which are eaten by large fish. Which organism is the producer?

Explanation:

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Question (14)

A field contains 48 grasshoppers and 12 frogs. Grasshoppers outnumber frogs by ________.

Explanation:

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Question (15)

Which organism is most likely to be at the top of the food chain?

Explanation:

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Question (16)

In the food chain Plant → Mouse → Snake → Eagle, the snake is a ________.

Explanation:

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Question (17)

A food chain starts with producers because they ________.

Explanation:

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Question (18)

There are 75 plants, 25 rabbits, and 5 foxes. What fraction of the total organisms counted are foxes?

Explanation:

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Question (19)

Which of the following is a carnivore?

Explanation:

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Question (20)

In the food chain Grass → Grasshopper → Frog → Snake → Eagle, which organism occupies the fifth trophic level?

Explanation:

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