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States of Matter 107
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 3
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Amines 2
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Polymers 5
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Biomolecules 13
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Proteins 26
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Enzymes 4
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Lipids 14
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Metabolism 39
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Vitamins 5
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Hormones 1
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Alloys 1
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Nucleus 1
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Cell Cycle 18
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Genomics 1
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Ecosystem 35
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Biomes 24
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Food Chains 15
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Biodiversity 23
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Habitat 4
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Skeletal System 116
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Nervous System 111
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Porifera 6
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Cnidaria 6
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Nematoda 6
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Annelida 7
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Arthropoda 12
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Mollusca 4
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Chordata 5
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Fish 76
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Amphibians 10
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Reptiles 14
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Birds 2
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Mammals 106
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Anatomy 17
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Physiology 20
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 33
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Mycology 16
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Parasitology 50
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GMOs 4
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Bio Enzymes 21
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Bio Hormones 32
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B Cells 1
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Clouds 1
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Marine Life 47
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Wetlands 5
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Tsunamis 1
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4th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
This is a trivia quiz on the essential nutrients and their functions on the human body. The body can produce some nutrients on its own but some of them need to be added by the food we ingest. In the quiz below, you are expected...
Questions: 17 | Attempts: 805 | Last updated: Mar 21, 2025
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Sample QuestionProviding energy is it main job.
Check out our challenging science quiz based on food groups, specially created for the students of class 3, and review your science knowledge by answering the questions asked here in the test. There are basically five food groups...
Questions: 12 | Attempts: 3237 | Last updated: Mar 21, 2025
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Sample QuestionHow many food groups are used in the Caribbean?
Explore the foundational steps of the scientific method in this quiz. Covering the initial formulation of a problem or question, hypothesis creation, and basic measurement units like grams and milliliters, this quiz is essential...
Questions: 10 | Attempts: 213 | Last updated: Mar 20, 2025
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Sample QuestionWhat is the first step to the Scientific Method?
It has been said that the best way for one to remember something is when it is visible. The science quiz below is designed for a third grader and uses pictures to help you answer it with ease. Give it a try and see how good...
Questions: 35 | Attempts: 1762 | Last updated: Oct 21, 2025
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Sample QuestionWhat is the similarity between a mushroom and a bird's nest fern?
Explore intriguing science in the 'Science Questions: Weird Facts!' Quiz. Test your knowledge on unusual scientific facts, from atmospheric behavior to the smallest mammals and beyond. Engage and challenge your understanding of...
Questions: 8 | Attempts: 461 | Last updated: Mar 21, 2025
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Sample QuestionDoes the atmosphere breathe?
The Scientific Process is a method of checking conclusions against nature, and it’s the basis on which we gather almost all of the knowledge we currently have about science and how the world operates. What do you know about...
Questions: 20 | Attempts: 228 | Last updated: Mar 17, 2025
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Sample QuestionThe test of a hypothesis under controlled conditions
This is a comprehensive quiz containing questions and answers on the characteristics of living things. Living things are all the plants and animals found on earth. They rely on each other to maintain life. Some of the common...
Questions: 10 | Attempts: 39743 | Last updated: Oct 15, 2025
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Sample QuestionAll matter can be considered living or non-living.
Living things have certain life processes in common. There are seven things that they need to do to count as being alive.
Questions: 7 | Attempts: 1629 | Last updated: Apr 1, 2025
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Sample QuestionWhat does M stand for?
The 'Science CST Review 5LS\/5PS White' quiz is designed to assess knowledge in life sciences and physical sciences, aligning with educational standards. It enhances understanding of key scientific concepts, relevant for learners...
Questions: 25 | Attempts: 157 | Last updated: Mar 13, 2025
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Sample Question
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What we have here are some life science interesting questions! The questions are designed to not only test out what you know about living organisms but how they survive in their environments, their genetic makeup and organs too....
Questions: 25 | Attempts: 621 | Last updated: Sep 6, 2025
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Sample QuestionWhich scientist first "thought" there were only two classifications for all organisms, which were only plants and animals?
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