HOMEOSTASIS (TUTORIAL)

HOMEOSTASIS (TUTORIAL)

12th Grade

10 Qs

quiz-placeholder

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HOMEOSTASIS (TUTORIAL)

HOMEOSTASIS (TUTORIAL)

Assessment

Quiz

Biology

12th Grade

Medium

Created by

Hajah Norsaliza

Used 12+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is meant by homeostasis?

Control of glucose level in blood.

Maintenance of a constant internal environment of

a body.

Maintenance of a constant internal and external environment.

Control of body temperature during fever.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is NOT a negative feedback

mechanism?

Body temperature control.

Uterine contraction

during birth process.

Control of blood glucose level.

Control of blood pH.

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

The diagram below shows an outline of a feedback mechanism in homeostasis. Identify A, B, Process X and Y.

A = control centre; B = receptor; process X = positive feedback; process Y = negative feedback

A = control centre; B = effectors; process X = negative feedback; process Y = positive feedback

A = receptor; B = effectors; process X = negative feedback; process Y = positive feedback

A = receptor; B = control centre; process X = positive feedback; process Y = negative feedback

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The two body systems that regulate homeostasis

are the…

cardiovascular

and respiratory systems.

cardiovascular and urinary systems.

cardiovascular and endocrine systems.

nervous and endocrine systems.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If a response enhances the original stimulus, the mechanism is classified as a _________ feedback mechanism.

neutral.

polarized

negative

positive

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What happens when beta cells of the pancreas release insulin into the blood?

Blood glucose level rises to a set point and stimulates glucagon release.

Body cells take up more glucose.

The

liver breakdowns glycogen to glucose.

Alpha cells are stimulated to release glucose into the blood.

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which tubule has a U shape?

Distal convoluted tubule.

Proximal convoluted tubule.

Loop of Henle.

Collecting duct.

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