AnswersBiology Sem 2 2025-2026Unit Test

Unit Test — Unit test Answers

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Which describes the foramen magnum?

A
large opening at the base of the skull that the spinal cord passes through
B
shallow depression on the skull to which the jaw bone attaches
C
large projection on the skull to which the jaw muscles attach
D
tiny spaces between the fused bones of the skull
22
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In the body, the homeostasis of which element is related to properties of bone?

A
cesium
B
carbon
C
calcium
D
copper
23

Which of the following correctly differentiates the types of muscles based on the type of movement that they produce?

A
smooth is voluntary; skeletal and cardiac are involuntary
B
skeletal is voluntary; smooth and cardiac are involuntary
C
cardiac is voluntary; skeletal and smooth are involuntary
D
smooth, skeletal, and cardiac are all involuntary
24

A group of cells that have the same function is called a(n) _____.

A
tissue
B
organs
C
organism
D
organelles
25

The esophagus, stomach, and small intestines all function together to digest food and absorb nutrients. Which level of organization is being described?

A
tissue
B
organism
C
organ
D
organ system

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