Environment & Ecology MCQs

81.

Public perception is mentioned as a challenge for CCUS. This refers to:

A Public enthusiasm for new technologies

B Public acceptance and understanding of CCUS

C Governmental support for CCUS

D Industry investment in CCUS

82.

Innovations in which area are reducing the energy penalty associated with CO2 separation in point-source capture?

A Nuclear fusion

B Membrane technology and advanced amine solvents

C Geothermal energy extraction

D Biotechnology

83.

CCUS is considered necessary for decarbonizing sectors where emissions are:

A Easily eliminated

B Difficult to eliminate entirely

C Non-existent

D Primarily from natural sources

84.

Which of the following is a key challenge for CCUS technologies?

A Low cost of implementation

B Lack of demand for captured CO2

C High capital costs

D Excessive availability of underground storage sites

85.

Enhanced Oil Recovery (EOR) is mentioned as a utilization of captured CO2, but its net climate benefit is:

A Clearly established

B Debated

C Negligible

D Always positive

86.

What type of policy support are governments providing to accelerate CCUS deployment?

A Increased fossil fuel subsidies

B Tax credits and grants for pilot projects

C Relaxation of environmental regulations

D Restrictions on renewable energy development

87.

Geological sequestration of CO2 involves storing it underground in:

A Shallow soil layers

B Surface lakes

C Deep saline aquifers and depleted oil/gas reservoirs

D Volcanic craters

88.

Which of the following is NOT mentioned as a product derived from captured CO2?

A Building materials

B Chemicals

C Fertilizers

D Fuels

89.

Direct Air Capture (DAC) technologies aim to:

A Capture CO2 from industrial smokestacks

B Remove CO2 directly from ambient air

C Convert CO2 into liquid fuels

D Store CO2 in underground caverns

90.

What does CCUS stand for in the context of climate change mitigation?

A Carbon Consumption, Utilization, and Sequestration

B Carbon Capture, Utilization, and Storage

C Climate Control, Understanding, and Sustainability

D Clean Combustion, Upgrading, and Supply

Environment & Ecology MCQs - 2026-03-30