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Introduction to biology
6 Class 9 Biology questions with answers and explanations.
Printable worksheet with answer key
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The study of living things is called:
- 1 Biology
- 2 Chemistry
- 3 Astronomy
- 4 Geology
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The study of the structure of living things is called:
- 1 Ecology
- 2 Genetics
- 3 Anatomy
- 4 Physiology
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Correct answer: Anatomy
Anatomy deals with structure. Physiology deals with how structures work.
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The study of plants is called:
- 1 Entomology
- 2 Botany
- 3 Zoology
- 4 Microbiology
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Correct answer: Botany
Botany is the branch of biology that studies plants.
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The study of the relationship between organisms and their environment is:
- 1 Embryology
- 2 Ecology
- 3 Anatomy
- 4 Taxonomy
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Correct answer: Ecology
Ecology studies how organisms interact with each other and their surroundings.
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The correct order of levels of organisation from small to large is:
- 1 Cell, tissue, organ, organ system
- 2 Organ system, organ, tissue, cell
- 3 Organ, tissue, cell, organ system
- 4 Tissue, cell, organ system, organ
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Correct answer: Cell, tissue, organ, organ system
Cells form tissues, tissues form organs, and organs form organ systems.
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The study of fossils is called:
- 1 Pathology
- 2 Physiology
- 3 Pharmacology
- 4 Palaeontology