UPPSC Health Education Officer (HEO) 2026 Mock Test Series with Answers

QID #23838 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Watershed is correctly matched?

Correct Answer: C. Watershed — is an area draining to a common outlet
Watershed is an area draining to a common outlet. The other choices describe different concepts.

Question: Which pair involving Watershed is correctly matched?

A. El Nino — warms Earth through heat-trapping atmospheric gases

B. Greenhouse effect — is a zone of frequent volcanoes and earthquakes around the Pacific

C. Watershed — is an area draining to a common outlet

D. Ring of Fire — is abnormal warming of the central and eastern equatorial Pacific

Correct Answer: C. Watershed — is an area draining to a common outletExplanation: Watershed is an area draining to a common outlet. The other choices describe different concepts.

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QID #23837 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Sustainable development is correctly matched?

Correct Answer: B. Sustainable development — meets present needs without undermining future generations
Sustainable development meets present needs without undermining future generations. The other choices describe different concepts.

Question: Which pair involving Sustainable development is correctly matched?

A. Plate tectonics — flows northward through northeastern Africa to the Mediterranean

B. Sustainable development — meets present needs without undermining future generations

C. Nile — contains the world's largest tropical rainforest system

D. Amazon Basin — explains movement of lithospheric plates

Correct Answer: B. Sustainable development — meets present needs without undermining future generationsExplanation: Sustainable development meets present needs without undermining future generations. The other choices describe different concepts.

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QID #23836 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Paris Agreement is correctly matched?

Correct Answer: A. Paris Agreement — seeks to strengthen the global response to climate change
Paris Agreement seeks to strengthen the global response to climate change. The other choices describe different concepts.

Question: Which pair involving Paris Agreement is correctly matched?

A. Paris Agreement — seeks to strengthen the global response to climate change

B. Pacific Ocean — form a major mountain chain along western South America

C. Andes — is the world's largest hot desert

D. Sahara — is the largest and deepest ocean

Correct Answer: A. Paris Agreement — seeks to strengthen the global response to climate changeExplanation: Paris Agreement seeks to strengthen the global response to climate change. The other choices describe different concepts.

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QID #23835 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Ramsar Convention is correctly matched?

Correct Answer: D. Ramsar Convention — provides an international framework for wetland conservation
Ramsar Convention provides an international framework for wetland conservation. The other choices describe different concepts.

Question: Which pair involving Ramsar Convention is correctly matched?

A. Watershed — is the zero-degree latitude dividing Earth into hemispheres

B. Equator — is the zero-degree longitude passing through Greenwich

C. Prime Meridian — is an area draining to a common outlet

D. Ramsar Convention — provides an international framework for wetland conservation

Correct Answer: D. Ramsar Convention — provides an international framework for wetland conservationExplanation: Ramsar Convention provides an international framework for wetland conservation. The other choices describe different concepts.

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QID #23834 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Ecological succession is correctly matched?

Correct Answer: C. Ecological succession — is gradual change in community composition over time
Ecological succession is gradual change in community composition over time. The other choices describe different concepts.

Question: Which pair involving Ecological succession is correctly matched?

A. Paris Agreement — meets present needs without undermining future generations

B. Sustainable development — provides an international framework for wetland conservation

C. Ecological succession — is gradual change in community composition over time

D. Ramsar Convention — seeks to strengthen the global response to climate change

Correct Answer: C. Ecological succession — is gradual change in community composition over timeExplanation: Ecological succession is gradual change in community composition over time. The other choices describe different concepts.

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QID #23833 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Food chain is correctly matched?

Correct Answer: B. Food chain — describes transfer of energy through feeding relationships
Food chain describes transfer of energy through feeding relationships. The other choices describe different concepts.

Question: Which pair involving Food chain is correctly matched?

A. Ecological succession — absorbs much of the Sun's harmful ultraviolet radiation

B. Food chain — describes transfer of energy through feeding relationships

C. Ozone layer — combines high endemism with severe habitat loss

D. Biodiversity hotspot — is gradual change in community composition over time

Correct Answer: B. Food chain — describes transfer of energy through feeding relationshipsExplanation: Food chain describes transfer of energy through feeding relationships. The other choices describe different concepts.

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QID #23832 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Biodiversity hotspot is correctly matched?

Correct Answer: A. Biodiversity hotspot — combines high endemism with severe habitat loss
Biodiversity hotspot combines high endemism with severe habitat loss. The other choices describe different concepts.

Question: Which pair involving Biodiversity hotspot is correctly matched?

A. Biodiversity hotspot — combines high endemism with severe habitat loss

B. El Nino — warms Earth through heat-trapping atmospheric gases

C. Greenhouse effect — is a major long-lived anthropogenic greenhouse gas

D. Carbon dioxide — is abnormal warming of the central and eastern equatorial Pacific

Correct Answer: A. Biodiversity hotspot — combines high endemism with severe habitat lossExplanation: Biodiversity hotspot combines high endemism with severe habitat loss. The other choices describe different concepts.

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QID #23831 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Ozone layer is correctly matched?

Correct Answer: D. Ozone layer — absorbs much of the Sun's harmful ultraviolet radiation
Ozone layer absorbs much of the Sun's harmful ultraviolet radiation. The other choices describe different concepts.

Question: Which pair involving Ozone layer is correctly matched?

A. Amazon Basin — explains movement of lithospheric plates

B. Plate tectonics — is a zone of frequent volcanoes and earthquakes around the Pacific

C. Ring of Fire — contains the world's largest tropical rainforest system

D. Ozone layer — absorbs much of the Sun's harmful ultraviolet radiation

Correct Answer: D. Ozone layer — absorbs much of the Sun's harmful ultraviolet radiationExplanation: Ozone layer absorbs much of the Sun's harmful ultraviolet radiation. The other choices describe different concepts.

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QID #23830 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Carbon dioxide is correctly matched?

Correct Answer: C. Carbon dioxide — is a major long-lived anthropogenic greenhouse gas
Carbon dioxide is a major long-lived anthropogenic greenhouse gas. The other choices describe different concepts.

Question: Which pair involving Carbon dioxide is correctly matched?

A. Sahara — flows northward through northeastern Africa to the Mediterranean

B. Nile — form a major mountain chain along western South America

C. Carbon dioxide — is a major long-lived anthropogenic greenhouse gas

D. Andes — is the world's largest hot desert

Correct Answer: C. Carbon dioxide — is a major long-lived anthropogenic greenhouse gasExplanation: Carbon dioxide is a major long-lived anthropogenic greenhouse gas. The other choices describe different concepts.

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QID #23829 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Greenhouse effect is correctly matched?

Correct Answer: B. Greenhouse effect — warms Earth through heat-trapping atmospheric gases
Greenhouse effect warms Earth through heat-trapping atmospheric gases. The other choices describe different concepts.

Question: Which pair involving Greenhouse effect is correctly matched?

A. Pacific Ocean — is the zero-degree latitude dividing Earth into hemispheres

B. Greenhouse effect — warms Earth through heat-trapping atmospheric gases

C. Equator — is the zero-degree longitude passing through Greenwich

D. Prime Meridian — is the largest and deepest ocean

Correct Answer: B. Greenhouse effect — warms Earth through heat-trapping atmospheric gasesExplanation: Greenhouse effect warms Earth through heat-trapping atmospheric gases. The other choices describe different concepts.

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QID #23828 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving El Nino is correctly matched?

Correct Answer: A. El Nino — is abnormal warming of the central and eastern equatorial Pacific
El Nino is abnormal warming of the central and eastern equatorial Pacific. The other choices describe different concepts.

Question: Which pair involving El Nino is correctly matched?

A. El Nino — is abnormal warming of the central and eastern equatorial Pacific

B. Paris Agreement — meets present needs without undermining future generations

C. Sustainable development — is an area draining to a common outlet

D. Watershed — seeks to strengthen the global response to climate change

Correct Answer: A. El Nino — is abnormal warming of the central and eastern equatorial PacificExplanation: El Nino is abnormal warming of the central and eastern equatorial Pacific. The other choices describe different concepts.

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QID #23827 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Ring of Fire is correctly matched?

Correct Answer: D. Ring of Fire — is a zone of frequent volcanoes and earthquakes around the Pacific
Ring of Fire is a zone of frequent volcanoes and earthquakes around the Pacific. The other choices describe different concepts.

Question: Which pair involving Ring of Fire is correctly matched?

A. Food chain — is gradual change in community composition over time

B. Ecological succession — provides an international framework for wetland conservation

C. Ramsar Convention — describes transfer of energy through feeding relationships

D. Ring of Fire — is a zone of frequent volcanoes and earthquakes around the Pacific

Correct Answer: D. Ring of Fire — is a zone of frequent volcanoes and earthquakes around the PacificExplanation: Ring of Fire is a zone of frequent volcanoes and earthquakes around the Pacific. The other choices describe different concepts.

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QID #23826 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Plate tectonics is correctly matched?

Correct Answer: C. Plate tectonics — explains movement of lithospheric plates
Plate tectonics explains movement of lithospheric plates. The other choices describe different concepts.

Question: Which pair involving Plate tectonics is correctly matched?

A. Ozone layer — combines high endemism with severe habitat loss

B. Biodiversity hotspot — is a major long-lived anthropogenic greenhouse gas

C. Plate tectonics — explains movement of lithospheric plates

D. Carbon dioxide — absorbs much of the Sun's harmful ultraviolet radiation

Correct Answer: C. Plate tectonics — explains movement of lithospheric platesExplanation: Plate tectonics explains movement of lithospheric plates. The other choices describe different concepts.

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QID #23825 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Amazon Basin is correctly matched?

Correct Answer: B. Amazon Basin — contains the world's largest tropical rainforest system
Amazon Basin contains the world's largest tropical rainforest system. The other choices describe different concepts.

Question: Which pair involving Amazon Basin is correctly matched?

A. Greenhouse effect — is a zone of frequent volcanoes and earthquakes around the Pacific

B. Amazon Basin — contains the world's largest tropical rainforest system

C. Ring of Fire — is abnormal warming of the central and eastern equatorial Pacific

D. El Nino — warms Earth through heat-trapping atmospheric gases

Correct Answer: B. Amazon Basin — contains the world's largest tropical rainforest systemExplanation: Amazon Basin contains the world's largest tropical rainforest system. The other choices describe different concepts.

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QID #23824 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Nile is correctly matched?

Correct Answer: A. Nile — flows northward through northeastern Africa to the Mediterranean
Nile flows northward through northeastern Africa to the Mediterranean. The other choices describe different concepts.

Question: Which pair involving Nile is correctly matched?

A. Nile — flows northward through northeastern Africa to the Mediterranean

B. Sahara — contains the world's largest tropical rainforest system

C. Amazon Basin — explains movement of lithospheric plates

D. Plate tectonics — is the world's largest hot desert

Correct Answer: A. Nile — flows northward through northeastern Africa to the MediterraneanExplanation: Nile flows northward through northeastern Africa to the Mediterranean. The other choices describe different concepts.

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QID #23823 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Sahara is correctly matched?

Correct Answer: D. Sahara — is the world's largest hot desert
Sahara is the world's largest hot desert. The other choices describe different concepts.

Question: Which pair involving Sahara is correctly matched?

A. Prime Meridian — is the largest and deepest ocean

B. Pacific Ocean — form a major mountain chain along western South America

C. Andes — is the zero-degree longitude passing through Greenwich

D. Sahara — is the world's largest hot desert

Correct Answer: D. Sahara — is the world's largest hot desertExplanation: Sahara is the world's largest hot desert. The other choices describe different concepts.

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QID #23822 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Andes is correctly matched?

Correct Answer: C. Andes — form a major mountain chain along western South America
Andes form a major mountain chain along western South America. The other choices describe different concepts.

Question: Which pair involving Andes is correctly matched?

A. Watershed — is the zero-degree latitude dividing Earth into hemispheres

B. Equator — meets present needs without undermining future generations

C. Andes — form a major mountain chain along western South America

D. Sustainable development — is an area draining to a common outlet

Correct Answer: C. Andes — form a major mountain chain along western South AmericaExplanation: Andes form a major mountain chain along western South America. The other choices describe different concepts.

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QID #23821 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Pacific Ocean is correctly matched?

Correct Answer: B. Pacific Ocean — is the largest and deepest ocean
Pacific Ocean is the largest and deepest ocean. The other choices describe different concepts.

Question: Which pair involving Pacific Ocean is correctly matched?

A. Paris Agreement — is gradual change in community composition over time

B. Pacific Ocean — is the largest and deepest ocean

C. Ecological succession — provides an international framework for wetland conservation

D. Ramsar Convention — seeks to strengthen the global response to climate change

Correct Answer: B. Pacific Ocean — is the largest and deepest oceanExplanation: Pacific Ocean is the largest and deepest ocean. The other choices describe different concepts.

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QID #23820 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Prime Meridian is correctly matched?

Correct Answer: A. Prime Meridian — is the zero-degree longitude passing through Greenwich
Prime Meridian is the zero-degree longitude passing through Greenwich. The other choices describe different concepts.

Question: Which pair involving Prime Meridian is correctly matched?

A. Prime Meridian — is the zero-degree longitude passing through Greenwich

B. Ozone layer — combines high endemism with severe habitat loss

C. Biodiversity hotspot — describes transfer of energy through feeding relationships

D. Food chain — absorbs much of the Sun's harmful ultraviolet radiation

Correct Answer: A. Prime Meridian — is the zero-degree longitude passing through GreenwichExplanation: Prime Meridian is the zero-degree longitude passing through Greenwich. The other choices describe different concepts.

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QID #23819 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Easy

Which pair involving Equator is correctly matched?

Correct Answer: D. Equator — is the zero-degree latitude dividing Earth into hemispheres
Equator is the zero-degree latitude dividing Earth into hemispheres. The other choices describe different concepts.

Question: Which pair involving Equator is correctly matched?

A. El Nino — warms Earth through heat-trapping atmospheric gases

B. Greenhouse effect — is a major long-lived anthropogenic greenhouse gas

C. Carbon dioxide — is abnormal warming of the central and eastern equatorial Pacific

D. Equator — is the zero-degree latitude dividing Earth into hemispheres

Correct Answer: D. Equator — is the zero-degree latitude dividing Earth into hemispheresExplanation: Equator is the zero-degree latitude dividing Earth into hemispheres. The other choices describe different concepts.

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UPPSC Health Education Officer (HEO) 2026 Mock Test Series with Answers | Military Brat Defence Academy

Which pair involving Watershed is correctly matched?

Which pair involving Sustainable development is correctly matched?

Which pair involving Paris Agreement is correctly matched?

Which pair involving Ramsar Convention is correctly matched?

Which pair involving Ecological succession is correctly matched?

Which pair involving Food chain is correctly matched?

Which pair involving Biodiversity hotspot is correctly matched?

Which pair involving Ozone layer is correctly matched?

Which pair involving Carbon dioxide is correctly matched?

Which pair involving Greenhouse effect is correctly matched?

Which pair involving El Nino is correctly matched?

Which pair involving Ring of Fire is correctly matched?

Which pair involving Plate tectonics is correctly matched?

Which pair involving Amazon Basin is correctly matched?

Which pair involving Nile is correctly matched?

Which pair involving Sahara is correctly matched?

Which pair involving Andes is correctly matched?

Which pair involving Pacific Ocean is correctly matched?

Which pair involving Prime Meridian is correctly matched?

Which pair involving Equator is correctly matched?

Free MCQs with Answers and Explanations