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- Biology
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  - Botany Plant Biology
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  - Zoology Animal Biology
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    - Fish 76
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    - Anatomy 17
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Biology Quizzes, Questions & Answers

Recent Biology Quizzes

Food And Energy Quiz

Questions: 5 | Attempts: 1542 | Last updated: Jul 23, 2025

Sample Question
Which of the following nutrient is not used for energy?

Fats

Carbohydrates

Vitamins

Proteins

Biology, The Study Of Life

Questions: 8 | Attempts: 2721 | Last updated: Sep 10, 2025

Sample Question
The basic unit of life is a(n)

Atom

Cell

Organism

Organ

The Australian Guide To Healthy Eating

Questions: 16 | Attempts: 608 | Last updated: Jan 6, 2025

Sample Question
When did The Australian Guide to Healthy Eating project begin?

1992

1993

1994

1995

1996

Uil 7th/8th Grade Science Test 1

Questions: 50 | Attempts: 11175 | Last updated: Feb 2, 2025

Sample Question
A light bulb converts __________ energy into ________ energy when you flip on a switch.

Electrical; kinetic

Electrical; light

Thermal; electrical

Kinetic; light

2010 Life Science Sol Review Test

Questions: 49 | Attempts: 309 | Last updated: Mar 19, 2025

Sample Question
What is competition?

When animals are eating food.

Where two or more animals are fighting for resources or space.

When animals live in dens.

None of the above.

Hl Life Science Final Exam

Questions: 31 | Attempts: 223 | Last updated: Mar 21, 2025

Sample Question
Avery collected the gas given off by a glowing piece of charcoal. The Gas was then bubbled through a small amount of colorless limewater. Part of Avery’s report stated, "After the gas was put into the jar, the limewater gradually changed to a milky white color." This statement is:

An observation

A conclusion

An assumption of the investigation

A research statistic

A hypothesis

End Of Course Biology Test Prep

Questions: 25 | Attempts: 2631 | Last updated: Oct 16, 2025

Sample Question
Lemurs’ bodies are adapted to efficiently store energy for times when food is scarce. This adaptation may help to explain how lemur ancestors survived the trip across the Mozambique Channel from mainland Africa to Madagascar. Which of the following types of molecules are primarily used for long-term energy storage in the lemur?

Lipids

Carbohydrates

Nucleic Acids

Proteins

Human Biology Practice Quiz: Discover Your Inner Biologist

Questions: 72 | Attempts: 10328 | Last updated: Oct 22, 2025

Sample Question
If the neutrons in the nucleus of an atom are more numerous than the number of protons in the nucleus, then:

The atom is considered to be an ion.

The nucleus is not possible.

The atomic weight will always be the same as the number of electrons in the atom.

The atom has extra electrons.

None of the above is true.

Homeostasis Practice Quiz 2

Questions: 15 | Attempts: 2003 | Last updated: Mar 21, 2025

Sample Question
Which of the following thermoregulatory responses would be considered a strictly behavioural response (not physiological)?

Shivering on a cold day

Sweating on a hot day

Hibernation of some mammals

Vasodilation of skin capillaries

Basking by some reptiles

Skills and Processes Of Science, Quiz 1

Questions: 16 | Attempts: 154 | Last updated: Aug 23, 2025

Sample Question
Students studied a species of fish. They wanted to find out if these fish grow faster in warmer water. The students designed an experiment to determine how different water temperatures affect the growth of the fish. They placed one fish in a tank at 26°C and another fish in a tank at 22°C. The fish were fed the same amount of food during the experiment. The mass of each fish was recorded at the beginning and at the end of the experiment. What was the independent variable?

The amount of food given to each fish

The percent change in mass of the fish

The starting mass of the fish

The temperature of the water

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