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Question (11)

QN0031598

A student counts continents and gets seven. Which list is the student most likely using?

(A) Africa, Antarctica, Asia, Australia, Europe, North America, South America
(B) Africa, Eurasia, America, Antarctica, Australia
(C) Africa-Eurasia, America, Antarctica, Australia
(D) Only ocean-based classification

Correct Answer: A

Explanation:

The seven-continent classification includes Africa, Antarctica, Asia, Australia, Europe, North America and South America.

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Question (12)

QN0031599

Greenland is considered the largest island because:

(A) It is larger than all continents
(B) It is a large landmass surrounded by water but not classified as a continent
(C) It has the highest population
(D) It is located in every hemisphere

Correct Answer: B

Explanation:

Greenland is the largest island but not considered a continent.

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Question (13)

QN0031600

A student compares continents and islands. Which conclusion is correct?

(A) Continents cannot have water around them
(B) Islands are smaller land pieces surrounded by water
(C) Islands are always uninhabited
(D) Continents are types of oceans

Correct Answer: B

Explanation:

Islands are smaller land areas surrounded by water.

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Question (14)

QN0031601

If oceans produce more than half of Earth’s oxygen, they are called:

(A) Earth’s deserts
(B) Planet’s lungs
(C) Frozen zones
(D) Land reservoirs

Correct Answer: B

Explanation:

Oceans are called the planet’s lungs because ocean flora produces large amounts of oxygen.

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Question (15)

QN0031602

A coastal community depends on oceans mainly for which combination of activities?

(A) Mining and mountain farming
(B) Fishing, trade and transport
(C) Desert tourism only
(D) Growing forests only

Correct Answer: B

Explanation:

Oceans support fishing, trade, transport and migration.

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Question (16)

QN0031603

If plastic waste in oceans increases continuously, the immediate environmental concern will be:

(A) Growth of marine species
(B) Threat to marine environment
(C) Creation of new oceans
(D) Increase in freshwater resources

Correct Answer: B

Explanation:

Plastic pollution harms marine life and damages ocean ecosystems.

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Question (17)

QN0031604

Which statement about the Southern Ocean is correct?

(A) It is the largest ocean
(B) It is the smallest ocean
(C) It is the fourth largest ocean
(D) It surrounds the Arctic region

Correct Answer: C

Explanation:

The Southern Ocean is the fourth largest ocean.

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Question (18)

QN0031605

A scientist studies climate changes in a cold continent covered mostly with ice. Which continent is being studied?

(A) Australia
(B) Antarctica
(C) Africa
(D) Europe

Correct Answer: B

Explanation:

Antarctica is a cold continent covered largely with ice.

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Question (19)

QN0031606

Which sequence correctly shows the relationship between ocean activity and human life?

(A) Ocean → rainfall → agriculture → human survival
(B) Ocean → no clouds → no rainfall → more forests
(C) Ocean → only disasters → no benefits
(D) Ocean → less biodiversity → better climate

Correct Answer: A

Explanation:

Oceans provide moisture for rainfall, supporting agriculture and life.

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Question (20)

QN0031607

A country overfishes continuously. What is the most likely long-term result?

(A) Increase in marine life
(B) Decline in marine biodiversity
(C) Formation of new islands
(D) Increase in ocean freshwater

Correct Answer: B

Explanation:

Overfishing causes a decline in marine life and biodiversity.

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Question (11)

A student counts continents and gets seven. Which list is the student most likely using?

Explanation:

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Question (12)

Greenland is considered the largest island because:

Explanation:

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Question (13)

A student compares continents and islands. Which conclusion is correct?

Explanation:

Link:

Question (14)

If oceans produce more than half of Earth’s oxygen, they are called:

Explanation:

Link:

Question (15)

A coastal community depends on oceans mainly for which combination of activities?

Explanation:

Link:

Question (16)

If plastic waste in oceans increases continuously, the immediate environmental concern will be:

Explanation:

Link:

Question (17)

Which statement about the Southern Ocean is correct?

Explanation:

Link:

Question (18)

A scientist studies climate changes in a cold continent covered mostly with ice. Which continent is being studied?

Explanation:

Link:

Question (19)

Which sequence correctly shows the relationship between ocean activity and human life?

Explanation:

Link:

Question (20)

A country overfishes continuously. What is the most likely long-term result?

Explanation:

Link:

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