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Question (1)

QN0034182

A habitat is best defined as a place where an organism ________.

(A) reproduces only
(B) lives and grows under suitable conditions
(C) competes with other organisms
(D) migrates during seasons

Correct Answer: B

Explanation:

A habitat provides suitable conditions for an organism to live and grow.

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Question (2)

QN0034183

Which of the following is an abiotic component of a habitat?

(A) Frog
(B) Algae
(C) Soil
(D) Bacteria

Correct Answer: C

Explanation:

Soil is a non-living (abiotic) component.

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Question (3)

QN0034184

The term used for all living components of a habitat is ________.

(A) abiotic components
(B) biotic components
(C) trophic levels
(D) ecosystem services

Correct Answer: B

Explanation:

Living organisms in a habitat are called biotic components.

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Question (4)

QN0034185

Which combination contains only biotic components?

(A) Fish, algae, duckweed
(B) Water, soil, fish
(C) Air, sunlight, frog
(D) Soil, temperature, lotus

Correct Answer: A

Explanation:

Fish, algae and duckweed are all living organisms.

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Question (5)

QN0034186

Fish obtain oxygen mainly from ________.

(A) sunlight
(B) soil
(C) water
(D) plants directly

Correct Answer: C

Explanation:

Fish absorb dissolved oxygen present in water.

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Question (6)

QN0034187

If a pond loses most of its water during summer, which abiotic factor has changed most directly?

(A) Population
(B) Community
(C) Water availability
(D) Predation

Correct Answer: C

Explanation:

The direct abiotic change is reduction in water availability.

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Question (7)

QN0034188

A group of 40 lotus plants growing together in a pond at a given time represents a ________.

(A) habitat
(B) community
(C) population
(D) ecosystem

Correct Answer: C

Explanation:

A population is a group of the same type of organisms living together.

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Question (8)

QN0034189

The exact term for different populations sharing the same habitat is ________.

(A) ecosystem
(B) community
(C) species
(D) biome

Correct Answer: B

Explanation:

Different populations living together form a community.

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Question (9)

QN0034190

In a 1 m × 1 m area, there are 25 grass plants and 5 clover plants. Which statement is correct?

(A) Both have equal populations.
(B) Clover has a larger population.
(C) Grass has a population five times that of clover.
(D) Grass and clover form separate ecosystems.

Correct Answer: C

Explanation:

25 ÷ 5 = 5, so grass population is five times larger.

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Question (10)

QN0034191

If all organisms in a habitat belonged to the same species, the most likely result would be ________.

(A) no competition
(B) unlimited food supply
(C) competition for similar resources
(D) increased biodiversity

Correct Answer: C

Explanation:

Organisms of the same species require similar resources.

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Question (1)

A habitat is best defined as a place where an organism ________.

Explanation:

Link:

Question (2)

Which of the following is an abiotic component of a habitat?

Explanation:

Link:

Question (3)

The term used for all living components of a habitat is ________.

Explanation:

Link:

Question (4)

Which combination contains only biotic components?

Explanation:

Link:

Question (5)

Fish obtain oxygen mainly from ________.

Explanation:

Link:

Question (6)

If a pond loses most of its water during summer, which abiotic factor has changed most directly?

Explanation:

Link:

Question (7)

A group of 40 lotus plants growing together in a pond at a given time represents a ________.

Explanation:

Link:

Question (8)

The exact term for different populations sharing the same habitat is ________.

Explanation:

Link:

Question (9)

In a 1 m × 1 m area, there are 25 grass plants and 5 clover plants. Which statement is correct?

Explanation:

Link:

Question (10)

If all organisms in a habitat belonged to the same species, the most likely result would be ________.

Explanation:

Link:

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