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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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7th Grade Biology Quizzes, Questions & Answers
Recent Biology Quizzes
This quiz is for 8th grade students, You have only 30 minutes to solve it!
Questions: 15 | Attempts: 187 | Last updated: Mar 20, 2025
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Sample QuestionWhich body part is this?
This Class 7 Science quiz covers fundamental concepts including changes in states of matter, respiratory gases, and functions of plant and human parts.
Questions: 10 | Attempts: 2761 | Last updated: Jan 10, 2025
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Sample QuestionElectric switch is a device which is used in
Explore the functions and structure of the nervous system with this focused quiz covering topics like the brain stem, CNS, and coordination of muscle movements.
Questions: 8 | Attempts: 178 | Last updated: Aug 22, 2025
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Sample QuestionWhich of the following are collectively called the brain stem?
Explore the fundamental characteristics of living things and delve into the branches of biology like taxonomy. This quiz assesses understanding of cellular structure, environmental responses, and biological classification,...
Questions: 21 | Attempts: 344 | Last updated: Mar 17, 2025
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Sample QuestionLiving things respond to their environment.
Explore the structure and function of neurons in this focused quiz. Topics include parts of neurons, their roles, and the direction of neural impulses.
Questions: 24 | Attempts: 156 | Last updated: Aug 16, 2025
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Sample QuestionThis part of the neuron receives chemical messages from the neurotransmitters of other neurons.
Read the article again and for questions 1–6, choose the answer (A, B, C or D) which you think fits best according to the article.
Questions: 6 | Attempts: 1485 | Last updated: Aug 21, 2025
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Sample QuestionWhy are the first three paragraphs of the article devoted to Emily Feld?
The biological organization of living things is the hierarchy of complex biological structures and systems that define life together. These include organelle, cells, tissues, organs, organ systems, etc. What do you know about...
Questions: 10 | Attempts: 5105 | Last updated: Mar 21, 2025
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Sample QuestionAll of your bones and joints (plus cartilage, tendons and ligaments) working together to allow you to move are considered...
From STARR tests 2013-2019
B.10(C) analyze the levels of organization in biological systems and relate the levels to each other and to the whole system
Questions: 8 | Attempts: 144 | Last updated: Jan 22, 2025
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Sample QuestionThe human body is composed of organ systems. Which list represents a system organized from least to most complex?
How much do you know about sugars? Take this sugar quiz and test your sugar IQ level. Also, you'd be able to check your knowledge regarding sugar facts and myths. Does higher sugar intake increase your risk of fatty liver...
Questions: 11 | Attempts: 625 | Last updated: Aug 18, 2025
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Sample QuestionSugar is a form of Carbohydrates.
Homeostasis quiz: Human body system questions. Homeostasis is basically the body’s ability to maintain its internal processes taking into account what is happening in the environment that a living thing exists. The main...
Questions: 15 | Attempts: 19289 | Last updated: Oct 8, 2025
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Sample QuestionIf the environment gets cold, we will often shiver in order to:
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