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- Biology
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    - Ecological Conservation 47
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    - Endocrine System 78
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    - Respiratory System 44
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    - Sensory Organs 56
  - Botany Plant Biology
    - Plant Anatomy 38
    - Plant Morphology 5
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    - Photosynthesis 53
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  - Zoology Animal Biology
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    - Fish 76
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    - Mammals 106
    - Anatomy 2
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    - Development 6
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Exams & Certifications

4th Grade Human Anatomy & Physiology Quizzes, Questions & Answers

Recent Human Anatomy & Physiology Quizzes

Trivia Quiz On Ear Function

Questions: 9 | Attempts: 3168 | Last updated: Apr 12, 2025

Sample Question
In the nerve cells, the sound waves change to ___________________that race along nerve cells to the brain.

Vibrations

Electric signals

Molecules

Energy

Ear Reading Quiz! Trivia Questions!

Questions: 14 | Attempts: 669 | Last updated: Mar 21, 2025

Sample Question
What is the part of the ear that is shaped like a snail?

Hammer

Eardrum

Cochlear

Bones In The Body(5)

Questions: 7 | Attempts: 125 | Last updated: Mar 20, 2025

Sample Question
What is another name for the 'skull'?

Sternum

Cranium

Femur

Cranicle

None of the above

4th Grade Test On Respiration

Questions: 13 | Attempts: 444 | Last updated: Mar 19, 2025

Sample Question
The two inflatable sacs that deliver oxygen to your body is called?

Windpipe

Lungs

Bronchi

Alveoli

Human Body Systems , Life Cycles and Reproduction - Fourth Grade

Questions: 11 | Attempts: 175 | Last updated: Jan 22, 2025

Sample Question
The function of the Circulatory System is

Move blood through your body

Bring food, water, and oxygen to cells and remove waste.

Break down wastes of the body

Digest food.

Options A and B are correct.

Unit 2- Body System Objectives

Questions: 6 | Attempts: 236 | Last updated: Mar 21, 2025

Sample Question
Which is not a main part of the digestive system?

Mouth

Epiglottis

Intestines

Stomach

Rectum

Questions About The Five Body Systems

Questions: 7 | Attempts: 390 | Last updated: Mar 22, 2025

Sample Question
The main organ of the circulatory system is

Liver

Pancreas

Heart

Lungs

Brain

How Many Bones Are There In The Human Skeleton

Questions: 7 | Attempts: 759 | Last updated: Mar 19, 2025

Sample Question
Where in our body are half the bones found?

Legs and Arms

Hands and Feet

Spine and Neck

Cell, Organ Or Organ System?

Questions: 10 | Attempts: 1133 | Last updated: Aug 22, 2025

Sample Question
In biology a cell is ...

A square.

The basic unit of all living things.

The centre of an atom.

Body Landmarks

Questions: 5 | Attempts: 2818 | Last updated: Mar 21, 2025

Sample Question
Abdominal

Fingers, toes

Thigh

Navel

Anterior body trunk inferior to ribs

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