Which Ecosystem Makes Up Approximately 70% of the Earth's Surface

question 56

Multiple Choice

Which ecosystem makes up approximately 70% of the Earth's surface?

• A) Aquatic; marine
• B) Aquatic; fresh water
• C) Aquatic; coral reefs
• D) Terrestrial; tundra
• E) Terrestrial; rainforest

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Definitions:

Cones

Photoreceptor cells in the retina of the eye that function best in relatively bright light and enable the perception of color.

Daytime Vision

Vision during daylight hours, primarily involving the cone cells in the retina, which are responsible for color vision and sharp detail.

Anterior Cingulate Cortex

A region of the brain associated with functions like decision-making, emotion, and empathy.

Cutaneous Sensation

The sense of touch or the perception of stimuli on or underneath the skin, including pressure, temperature, and pain.