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

Q: Choose the option that accurately represents Watershed.

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

QID #23918 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Watershed.

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

Question: Choose the option that accurately represents Watershed.

A. contains the world's largest tropical rainforest system

B. explains movement of lithospheric plates

C. flows northward through northeastern Africa to the Mediterranean

D. is an area draining to a common outlet

Correct Answer: D. 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 #23917 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Sustainable development.

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

Question: Choose the option that accurately represents Sustainable development.

A. is the world's largest hot desert

B. is the largest and deepest ocean

C. meets present needs without undermining future generations

D. form a major mountain chain along western South America

Correct Answer: C. 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 #23916 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Paris Agreement.

Correct Answer: B. 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: Choose the option that accurately represents Paris Agreement.

A. is an area draining to a common outlet

B. seeks to strengthen the global response to climate change

C. is the zero-degree latitude dividing Earth into hemispheres

D. is the zero-degree longitude passing through Greenwich

Correct Answer: B. 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 #23915 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Ramsar Convention.

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

Question: Choose the option that accurately represents Ramsar Convention.

A. provides an international framework for wetland conservation

B. seeks to strengthen the global response to climate change

C. meets present needs without undermining future generations

D. is gradual change in community composition over time

Correct Answer: A. 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 #23914 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Ecological succession.

Correct Answer: D. 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: Choose the option that accurately represents Ecological succession.

A. combines high endemism with severe habitat loss

B. describes transfer of energy through feeding relationships

C. absorbs much of the Sun's harmful ultraviolet radiation

D. is gradual change in community composition over time

Correct Answer: D. 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 #23913 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Food chain.

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

Question: Choose the option that accurately represents Food chain.

A. is a major long-lived anthropogenic greenhouse gas

B. is abnormal warming of the central and eastern equatorial Pacific

C. describes transfer of energy through feeding relationships

D. warms Earth through heat-trapping atmospheric gases

Correct Answer: C. 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 #23912 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Biodiversity hotspot.

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

Question: Choose the option that accurately represents Biodiversity hotspot.

A. contains the world's largest tropical rainforest system

B. combines high endemism with severe habitat loss

C. explains movement of lithospheric plates

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

Correct Answer: B. 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 #23911 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Ozone layer.

Correct Answer: A. 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: Choose the option that accurately represents Ozone layer.

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

B. is the world's largest hot desert

C. flows northward through northeastern Africa to the Mediterranean

D. form a major mountain chain along western South America

Correct Answer: A. 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 #23910 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Carbon dioxide.

Correct Answer: D. 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: Choose the option that accurately represents Carbon dioxide.

A. is the zero-degree longitude passing through Greenwich

B. is the largest and deepest ocean

C. is the zero-degree latitude dividing Earth into hemispheres

D. is a major long-lived anthropogenic greenhouse gas

Correct Answer: D. 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 #23909 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Greenhouse effect.

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

Question: Choose the option that accurately represents Greenhouse effect.

A. is an area draining to a common outlet

B. seeks to strengthen the global response to climate change

C. warms Earth through heat-trapping atmospheric gases

D. meets present needs without undermining future generations

Correct Answer: C. 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 #23908 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents El Nino.

Correct Answer: B. 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: Choose the option that accurately represents El Nino.

A. describes transfer of energy through feeding relationships

B. is abnormal warming of the central and eastern equatorial Pacific

C. is gradual change in community composition over time

D. provides an international framework for wetland conservation

Correct Answer: B. 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 #23907 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Ring of Fire.

Correct Answer: A. 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: Choose the option that accurately represents Ring of Fire.

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

B. absorbs much of the Sun's harmful ultraviolet radiation

C. combines high endemism with severe habitat loss

D. is a major long-lived anthropogenic greenhouse gas

Correct Answer: A. 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 #23906 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Plate tectonics.

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

Question: Choose the option that accurately represents Plate tectonics.

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

B. warms Earth through heat-trapping atmospheric gases

C. is a zone of frequent volcanoes and earthquakes around the Pacific

D. explains movement of lithospheric plates

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

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QID #23905 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Amazon Basin.

Correct Answer: C. 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: Choose the option that accurately represents Amazon Basin.

A. explains movement of lithospheric plates

B. is the world's largest hot desert

C. contains the world's largest tropical rainforest system

D. flows northward through northeastern Africa to the Mediterranean

Correct Answer: C. 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 #23904 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Nile.

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

Question: Choose the option that accurately represents Nile.

A. is the zero-degree longitude passing through Greenwich

B. flows northward through northeastern Africa to the Mediterranean

C. is the largest and deepest ocean

D. form a major mountain chain along western South America

Correct Answer: B. 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 #23903 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Sahara.

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

Question: Choose the option that accurately represents Sahara.

A. is the world's largest hot desert

B. is an area draining to a common outlet

C. is the zero-degree latitude dividing Earth into hemispheres

D. meets present needs without undermining future generations

Correct Answer: A. 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 #23902 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Andes.

Correct Answer: D. 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: Choose the option that accurately represents Andes.

A. provides an international framework for wetland conservation

B. seeks to strengthen the global response to climate change

C. is gradual change in community composition over time

D. form a major mountain chain along western South America

Correct Answer: D. 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 #23901 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Pacific Ocean.

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

Question: Choose the option that accurately represents Pacific Ocean.

A. describes transfer of energy through feeding relationships

B. absorbs much of the Sun's harmful ultraviolet radiation

C. is the largest and deepest ocean

D. combines high endemism with severe habitat loss

Correct Answer: C. 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 #23900 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Prime Meridian.

Correct Answer: B. 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: Choose the option that accurately represents Prime Meridian.

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

B. is the zero-degree longitude passing through Greenwich

C. warms Earth through heat-trapping atmospheric gases

D. is a major long-lived anthropogenic greenhouse gas

Correct Answer: B. 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 #23899 AIIMS UPPSC Health Education Officer (HEO) 2026 Mock Test Series World Geography and Environment Hard

Choose the option that accurately represents Equator.

Correct Answer: A. 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: Choose the option that accurately represents Equator.

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

B. explains movement of lithospheric plates

C. is a zone of frequent volcanoes and earthquakes around the Pacific

D. contains the world's largest tropical rainforest system

Correct Answer: A. 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

Choose the option that accurately represents Watershed.

Choose the option that accurately represents Sustainable development.

Choose the option that accurately represents Paris Agreement.

Choose the option that accurately represents Ramsar Convention.

Choose the option that accurately represents Ecological succession.

Choose the option that accurately represents Food chain.

Choose the option that accurately represents Biodiversity hotspot.

Choose the option that accurately represents Ozone layer.

Choose the option that accurately represents Carbon dioxide.

Choose the option that accurately represents Greenhouse effect.

Choose the option that accurately represents El Nino.

Choose the option that accurately represents Ring of Fire.

Choose the option that accurately represents Plate tectonics.

Choose the option that accurately represents Amazon Basin.

Choose the option that accurately represents Nile.

Choose the option that accurately represents Sahara.

Choose the option that accurately represents Andes.

Choose the option that accurately represents Pacific Ocean.

Choose the option that accurately represents Prime Meridian.

Choose the option that accurately represents Equator.

Free MCQs with Answers and Explanations