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Human Body Systems

Authored by J H

Science

7th Grade

Used 8+ times

Human Body Systems
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where in the respiratory system does gas exchange occur?

Heart

Lungs

Pharynx

Trachea

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main function of the excretory system?

Protect the nervous system

Strengthen skeletal muscles

Bring oxygen to body cells

Collect and remove wastes from the body

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What substance is brought into the body through the respiratory system?

Water

Oxygen

Carbon Dioxide

Red blood cells

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the respiratory system resembles branches of a tree?

Pharynx

Bronchi

Trachea

Epiglottis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which excretory organ eliminates water and chemical wastes through perspiration?

Skin

Liver

Lungs

Kidney

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which heart structure prevents blood from flowing backwards?

Aorta

Valve

Septum

Coronary Artery

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of blood carries oxygen to the body cells?

Plasma

Platelets

Red blood cells

White blood cells

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