Environment & Ecology MCQs: Mangroves, Glaciers & Climate

1.

Which term is used to describe the phenomenon where a glacier melts faster than it accumulates snow?

A Glacial Advance

B Glacial Equilibrium

C Glacial Retreat

D Glacial Stagnation

2.

The retreat of Himalayan glaciers poses a significant threat to which of the following?

A Long-term water security for perennial rivers

B Increase in forest cover in the Himalayas

C Stabilization of mountain slopes

D Reduction in natural disaster frequency

3.

What is the primary cause of the alarming retreat of Himalayan glaciers as highlighted in recent reports?

A Increased volcanic activity in the region

B Global warming and climate change

C Excessive tectonic plate movement

D Reduced rainfall in the Himalayan foothills

4.

Which Indian state has the largest mangrove cover in the country?

A Gujarat

B Odisha

C West Bengal

D Andhra Pradesh

5.

Mangroves are known for their ability to thrive in which of the following environments?

A High-altitude alpine regions

B Saline or brackish water in intertidal zones

C Arid desert landscapes

D Deep freshwater lakes

6.

Which of the following is the primary objective of India's National Mangrove Restoration Initiative?

A To promote commercial shrimp farming in coastal areas

B To restore and conserve mangrove ecosystems across India's coastline

C To convert mangrove forests into industrial zones

D To introduce non-native species in mangrove habitats

Environment & Ecology MCQs - 2026-06-13