BIOLOGY [1 Mark Question Answer]

Striped, Unstriped and cardiac muscles.

Biceps cause bending of a limb or other part. Triceps cause straightening of a limb or other part.

Biceps and triceps are two antagonistic muscles.

Muscles which counteract each other's actions are known as antagonistic muscles.

Bones of skull, vertebral column, sternum and ribs.

Rotator is a muscle that rotates one part on another.

Levator is the muscle that raises any part of the body.

Extensor is the muscle that causes the straightening of a limb or other part.
E.g. for extending the foot

Flexor is a muscle that causes bending of a limb or other part e.g. thigh muscle

The place of joining of two or more than two bones is called joint.