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    - Comparative Anatomy 12
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    - Food Chains 16
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    - Nutrient Cycles 13
    - Biodiversity 28
    - Ecological Conservation 46
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    - Excretory System 10
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    - Immune System 11
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    - Sensory Organs 57
  - Botany Plant Biology
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    - Plant Morphology 5
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    - Photosynthesis 53
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    - Echinodermata 6
    - Chordata 5
    - Fish 76
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    - Birds 5
    - Mammals 106
    - Anatomy 17
    - Physiology 25
    - Reproduction 26
    - Development 6
    - Behavior 63
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    - Microbial Structure 5
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    - Carbohydrates 6
    - Biochemical Lipids 9
    - Bio Proteins 5
    - Bio Enzymes 21
    - Bio Nucleic Acids 5
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    - Bio Minerals 6
    - Bio Metabolism 60
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    - Coral Reefs 5
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    - Kepler Laws 5
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    - Eclipses 6
    - Precession 5
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Exams & Certifications

9th Grade Developmental Biology Quizzes, Questions & Answers

Recent Developmental Biology Quizzes

How Well Do You Know Embryonic/Fetal Development?

This test is to test how knowledgeable you are in embryo and fetal development. Big hint for the test, the human gestation period is 40 weeks.

Questions: 10 | Attempts: 1818 | Last updated: Mar 22, 2025

Sample Question
How old is this embryo?

13 weeks

5 weeks

8 weeks

3 weeks

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