9th Grade Biology Quizzes, Questions & Answers

Recent Biology Quizzes

NeuroplasticITy; What Do People Really Know About IT?

Neuroplasticity; What Do People Really Know About It?

Explore the dynamic world of brain adaptability in 'Neuroplasticity; What Do People Really Know About It?' This quiz assesses understanding of how stress, age, genetics, and activities influence neural pathways, offering insights...

Questions: 10 | Attempts: 823 | Last updated: Mar 22, 2025

Sample Question
Neuroplasticity refers to changes in neural pathways & synapses due to changes in what?

Behavior

Environment

Thinking and Emotions

All of the Above

Basic Biology And Chemistry Questions Quiz

Basic Biology and Chemistry Questions Quiz

Are you looking for some basic biology and chemistry questions to test out your understanding of some of the topics covered in a class? The quiz below is exactly what you need, and al that you have to do is give it a try and get...

Questions: 5 | Attempts: 1829 | Last updated: Mar 21, 2025

Sample Question
What is Diffusion?

Diffusion is the movement of molecules from low to high concentration with the help of ATP.

Diffusion is the movement of molecules from high to low concentration.

Diffusion is the movement of water molecules from low to high concentration.

Diffusion is the movement of molecules from low to high concentration.

The Challenging Biology Quiz 2

The challenging Biology Quiz 2

Take this challenging quiz on biology and compare your score with others too!

Questions: 21 | Attempts: 793 | Last updated: Mar 21, 2025

Sample Question
A Carbohydrate consists of

Amino acid units

One or more sugar units

Lipid droplets

Glycerol

Bio Quiz--introduction To Life

Bio Quiz--Introduction to Life

The 'Bio Quiz--Introduction to Life' assesses knowledge on cell theory, characteristics of life, and experimental design in biology. It tests understanding of basic biological principles and their application in experimental...

Questions: 10 | Attempts: 95 | Last updated: Oct 5, 2025

Sample Question
Which of the following is NOT a principle of the cell theory?

Cells are the basic units of life.

All living things are made of cells.

Very few cells reproduce.

All cells come from existing cells.

Unit 1 Target 8-experimental Design Quiz

Unit 1 Target 8-Experimental Design Quiz

This quiz in Unit 1 Target 8 evaluates understanding of experimental design in biology. It includes scenarios on plant light preferences, soil chemistry's effect on flower color, temperature effects on crustaceans, and enzyme...

Questions: 10 | Attempts: 1659 | Last updated: Mar 20, 2025

Sample Question
Aisha wants to conduct an experiment to determine whether sun and shade varieties of the same plant species prefer the same wavelengths of light. She plans to measure rates of photosynthesis. Which design would be best for her experiment.

1 plant of the sun variety tested under blue light only, and 1 plant of the shade variety tested under blue light only

4 plants of the sun variety: 1 tested under blue light, 1 under green, 1 under red, and 1 under yellow light with 4 plants of the shade variety: 1 tested under blue light, 1 under green, 1 under red, and 1 under yellow light

10 plants of the sun variety tested under blue light only; and 10 plants of the shade variety tested under blue light only

40 plants of the sun variety: 10 tested under blue light, 10 under green, 10 under red, and 10 under yellow light with 40 plants of the shade variety: 10 tested under blue light, 10 under green, 10 under red, and 10 under yellow light

Unit 1 Target 1: Experimental Design

This quiz, titled 'Unit 1 Target 1: Experimental Design,' evaluates understanding of experimental setups in biology. It covers experiments on plant light preferences, soil chemistry effects on flower color, bird population...

Questions: 10 | Attempts: 784 | Last updated: Mar 21, 2025

Sample Question
Aisha wants to conduct an experiment to determine whether sun and shade varieties of the same plant species prefer the same wavelengths of light. She plans to measure rates of photosynthesis. Which design would be best for her experiment.

1 plant of the sun variety tested under blue light only, and 1 plant of the shade variety tested under blue light only

4 plants of the sun variety: 1 tested under blue light, 1 under green, 1 under red, and 1 under yellow light with 4 plants of the shade variety: 1 tested under blue light, 1 under green, 1 under red, and 1 under yellow light

10 plants of the sun variety tested under blue light only; and 10 plants of the shade variety tested under blue light only

40 plants of the sun variety: 10 tested under blue light, 10 under green, 10 under red, and 10 under yellow light with 40 plants of the shade variety: 10 tested under blue light, 10 under green, 10 under red, and 10 under yellow light

Yr 9 Science Disease

YR 9 SCIENCE DISEASE

This YR 9 SCIENCE DISEASE quiz assesses knowledge on disease prevention, focusing on handwashing, the immune system, antigens, and cell types. It enhances understanding of how our bodies fight diseases, crucial for students...

Questions: 20 | Attempts: 526 | Last updated: Mar 21, 2025

Sample Question
It is most effective to wash your hands

In warm water

In warm water with soap

In cold water

Any of the above are effective

Non of the above are effective

IGCSE Biology Mcq Quiz! Exam

IGCSE Biology MCQ Quiz! Exam

This IGCSE Biology MCQ Quiz assesses knowledge on key biological concepts including blood circulation, cell structures, osmosis, and magnification. It's designed to prepare students for exams, enhancing their understanding of...

Questions: 10 | Attempts: 1683 | Last updated: Mar 21, 2025

Sample Question
Which of the following blood vessels carry deoxygenated blood?

Pulmonary artery

Pulmonary vein

Hepatic artery

Hepatic vein

Hepatic portal vein

Aorta

Biology 100 Test 1

Biology 100 TEST 1

Biology is the natural science that involves the study of life and living organisms. It is a broad and complicated, but with enough practice and reading, it is more than interesting. Take up the quiz below and find out...

Questions: 25 | Attempts: 1907 | Last updated: Dec 12, 2025

Sample Question
While walking around campus, you notice that hummingbirds often visit red flowers. You wonder why hummingbirds often visit red flowers. You think that perhaps hummingbirds prefer red flowers to flowers of other colors. You conduct an experiment in which you give hummingbirds the choice of visiting a red flower, a white flower, and yellow flower must differ only in color for this experiment to work. In the scenario above, which represents a prediction?

Hummingbirds prefer red flowers to flowers of other colors.

Hummingbirds often visit red flowers.

If hummingbirds prefer red flowers, then they will choose to visit a red flower over a white flower or a yellow flower.

Why do hummingbirds often visit red flowers.

Life Science Enrichment Quiz

There are 5 questions each on the following themes: Cell Biology, Genetics, Evolution, Ecology, Physiology, and The Scientific Method Study the power-point and watch the relevant videos that your teacher gave you to...

Questions: 30 | Attempts: 148 | Last updated: Aug 13, 2025

Sample Question
In this human gamete which structure stores most of the genetic information?

Mitochondrion

Lysosome

Nucleus

Tail

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