Much Soil Material Is Actually Wasted Bits of Rocks and Composed

question 105

Multiple Choice

Much soil material is actually wasted bits of rocks and composed of ________.

• A) humus
• B) loam
• C) silica
• D) hydrogen
• E) air

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Definitions:

Midbrain

A central part of the brainstem involved in vision, hearing, motor control, sleep/wake, arousal, and temperature regulation.

Mesobrain

Another term for the midbrain, which is a portion of the brainstem involved in vision, hearing, motor control, sleep/wake, arousal, and temperature regulation.

Somatic Nervous System

Part of the peripheral nervous system that handles voluntary control of body movements through control of skeletal muscles.

Autonomic Nervous System

The part of the nervous system responsible for control of the bodily functions not consciously directed, such as breathing, the heartbeat, and digestive processes.