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  - Polymer Chemistry
    - Polymerization 5
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  - Theoretical Chemistry
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    - Reaction Dynamics 81
    - Electronic Structure 100
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    - Spectroscopy Theory 5
  - Medicinal Chemistry
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  - Green Chemistry
    - Sustainable Design 4
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  - Materials Chemistry
    - Crystal Structure 5
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- Biology
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    - Cell Division 32
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  - Genetics
    - DNA Structure 5
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  - Evolution
    - Origin of Life 9
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    - Natural Selection 6
    - Variation 5
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    - Fossil Record 5
    - Comparative Anatomy 12
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  - Ecology
    - Ecosystem 36
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    - Food Chains 16
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    - Ecological Energy Flow 5
    - Nutrient Cycles 13
    - Biodiversity 28
    - Ecological Conservation 46
    - Habitat 5
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    - Human Impact 5
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  - Human Anatomy & Physiology
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    - Respiratory System 44
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    - Integumentary System 20
    - Sensory Organs 54
  - Botany Plant Biology
    - Plant Anatomy 38
    - Plant Morphology 5
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    - Photosynthesis 52
    - Plant Reproduction 22
    - Plant Growth 5
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    - Plant Taxonomy 43
    - Plant Ecology 19
    - Plant Pathology 6
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  - Zoology Animal Biology
    - Classification 38
    - Porifera 6
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    - Arthropoda 12
    - Mollusca 5
    - Echinodermata 6
    - Chordata 5
    - Fish 76
    - Amphibians 10
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    - Birds 5
    - Mammals 106
    - Anatomy 17
    - Physiology 23
    - Reproduction 26
    - Development 6
    - Behavior 63
  - Microbiology
    - Microbial Structure 5
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    - Virology 33
    - Mycology 16
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    - Microbial Genetics 5
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  - Biotechnology
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  - Molecular Biology
    - Biological Biomolecules 8
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    - Bio Proteins 5
    - Bio Enzymes 21
    - Bio Nucleic Acids 5
    - Biochemical Vitamins 5
    - Bio Minerals 6
    - Bio Metabolism 60
    - Cellular Respiration 21
    - Nitrogen Metabolism 5
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  - Immunology
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  - Developmental Biology
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    - Cleavage 6
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- Earth & Space Science
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Exams & Certifications

4th Grade Ecology Quizzes, Questions & Answers

Recent Ecology Quizzes

This is an end of the unit quiz on the ecosystems we have studied.

Questions: 7 | Attempts: 253 | Last updated: Jan 22, 2025

Sample Question
How many layers are there in the rainforest?

2

4

6

Ecology Quiz: Interactions Of Living Things

Below is an Ecology Quiz on Interactions of Living Things. In an environment living and nonliving things interact at one point as they each have something that the other will need. Their interaction can either be positive,...

Questions: 22 | Attempts: 1610 | Last updated: Mar 21, 2025

Sample Question
Describes the living things factors in the environment

Ecology

Biotic

Abiotic

Population

Interactions In An Ecosystem

Explore the dynamics of ecosystems with our 'Interactions in an Ecosystem' quiz. Assess your understanding of ecological roles including decomposers, predators, and prey, and explore symbiotic relationships. This quiz is designed...

Questions: 14 | Attempts: 635 | Last updated: Mar 21, 2025

Sample Question
A barn owl is -

A.both a producer and predator

Both producer and prey

Both consumer and predator

Intertidal Zone Quiz Questions

For questions 1 through 18 match the intertidal zone with the organism or characteristic. For questions 19 through 26 match the vocabulary word with the definition. This is an untimed quiz.

Questions: 26 | Attempts: 127 | Last updated: Oct 4, 2025

Sample Question
Coralline Algae

Tidepool

Sandy Beach

Rocky Shore

Estuary/Wetland

Funky Flora and Fauna

A quiz to test your noggin on all things rocklike, green and animal like in the Scottish mountains.

Questions: 10 | Attempts: 452 | Last updated: Mar 21, 2025

Sample Question
Easy one first - what is this?

Kestrel

Golden eagle

Buzzard

Gull

A Quiz On Overfishing: Trivia!

Explore the pressing issue of overfishing with 'A Quiz on Overfishing: Trivia!' This quiz tests your knowledge on fish population dynamics, targeted species like Blue fin Tuna, and the impact of fishing practices in various...

Questions: 10 | Attempts: 2599 | Last updated: Mar 22, 2025

Sample Question
How many fish are being wasted?

80%

90%

60%

40%

50%

Interactions In Ecosystems Quiz

This is a quick quiz about interactions in ecosystems. You will need to choose the BEST answer for the questions. You may not use your textbook.

Questions: 8 | Attempts: 4642 | Last updated: Mar 21, 2025

Sample Question
What is an ecosystem?

All of the biotic and abiotic factors in an area.

A place with a bunch of dead and alive things.

A systems of ecos that help animals survive in the environment.

Quiz Your Nature Knowledge

This quiz have questions about our nature. Test yourself and find out how much you know about the world around you.

Questions: 5 | Attempts: 5499 | Last updated: Mar 21, 2025

Sample Question
Which of the following plants are native to Southeast Texas?

Crepe murtle

Giant salvinia

Purple cone flower

Interactions In Ecosystems Test

The 'Interactions In Ecosystems Test' assesses understanding of ecosystem dynamics, focusing on energy flow, species interactions, and the roles of organisms. It explores how changes like pesticide use affect these systems,...

Questions: 10 | Attempts: 1117 | Last updated: Mar 21, 2025

Sample Question
In an ecosystem, birds depend on insects to survive. If someone spreads pesticide to control the insect population, which of the following is most likely to happen?

The bird population will increase.

The bird population will decrease.

The bird population will decrease, then increase.

The bird population will increase, then decrease.

Unit 5, Ecosystem Lesson 18

In biology, an ecosystem is a community of living organisms in conjunction with the non-living components of their environment, all interacting with one another as a system. What else can you tell us about them?

Questions: 42 | Attempts: 1582 | Last updated: Mar 22, 2025

Sample Question
Which statement best defines ecosystem?

An ecosystem is all the non-living organisms and the physical environment within which and with which the organisms don't interact.

An ecosystem includes all the interactions between living organisms and their environment in that area.

An ecosystem is a systemic ecological process that reverberates echoes.

None of the above

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