20 - Questions Biology Basics: Multiple Choice Quiz

 

1. What is the largest organ in the human body? a) Brain b) Skin c) Liver d) Heart

2. What is the basic unit of life? a) Cell b) Tissue c) Organ d) Organism

3. What is the process by which plants make their food? a) Respiration b) Transpiration c) Photosynthesis d) Fertilization

4. What is the powerhouse of the cell? a) Mitochondria b) Chloroplasts c) Nucleus d) Ribosomes

5. What is the name of the process that produces identical offspring? a) Meiosis b) Mitosis c) Fertilization d) Reproduction

6. What is the name of the molecule that carries genetic information? a) Protein b) Carbohydrate c) Lipid d) DNA

7. Which is not a type of muscle tissue? a) Smooth b) Skeletal c) Cardiac d) Nervous

8. What is the name of the process by which cells break down glucose to produce energy? a) Photosynthesis b) Fermentation c) Respiration d) Transpiration

9. Which of the following is not a type of blood vessel? a) Artery b) Vein c) Capillary d) Epidermis

10. What is the name of the pigment responsible for the green color of plants? a) Melanin b) Chlorophyll c) Hemoglobin d) Keratin

11. What is the name of the process by which water moves across a selectively permeable membrane? a) Osmosis b) Diffusion c) Active transport d) Endocytosis

12. Which of the following is not an example of connective tissue? a) Bone b) Cartilage c) Muscle d) Blood

13. Which of the following is not a function of the skeletal system? a) Support b) Protection c) Movement d) Digestion

14. What is the name of the process by which cells become specialized in structure and function? a) Mitosis b) Meiosis c) Differentiation d) Reproduction

15. Which of the following is not part of the central nervous system? a) Brain b) Spinal cord c) Peripheral nerves d) Neurons

16. Which of the following is not a function of the digestive system? a) Absorption b) Excretion c) Digestion d) Secretion

17. What is the name of the process by which plants and animals release carbon dioxide into the atmosphere? a) Photosynthesis b) Respiration c) Fermentation d) Transpiration

18. Which of the following is not a type of cell in the human body? a) Epithelial b) Connective c) Red blood d) Bone

19. What is the name of the process by which an egg cell and a sperm cell join together to form a zygote? a) Reproduction b) Meiosis c) Fertilization d) Mitosis

20. Which of the following is not a function of the respiratory system? a) Gas exchange b) Protection c) pH regulation d) Olfaction

Answer Key:

1. B
2. D
3. C
4. A
5. C
6. B
7. D
8. A
9. B
10. C
11. A
12. B
13. A
14. D
15. C
16. B
17. A
18. D
19. A
20. B