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Biology Quiz

Questions: 10 Difficulty: Mixed

You can only choose once. Choose wisely.

1. What is the largest organ in the human body? (Biology)

Heart
Liver
Skin
Brain

2. What is the primary function of red blood cells? (Biology, Medicine)

Fight infections
Clot blood
Transport oxygen
Carry hormones

3. Which is the fastest land animal? (Biology, Nature)

Cheetah
Lion
Horse
Tiger

4. Which gas is essential for photosynthesis? (Biology)

Carbon dioxide
Nitrogen
Oxygen
Hydrogen

5. What is the smallest bone in the human body? (Biology)

Stapes
Tibia
Femur
Humerus

6. What is the study of plants called? (Biology, Science)

Botany
Mycology
Ecology
Zoology

7. What is the study of heredity called? (Biology)

Ecology
Botany
Genetics
Zoology

8. Which vitamin is produced by the human body when exposed to sunlight? (Biology)

Vitamin C
Vitamin B
Vitamin D
Vitamin A

9. What is the largest organ in the human body? (Biology, General Knowledge)

Skin
Liver
Lungs
Heart

10. What is the name of the process by which plants lose water vapor? (Biology, Science)

Evaporation
Photosynthesis
Respiration
Transpiration