8th Class Biology Question Paper 2017

1. Which of the following is NOT a function of the skeletal system?

a) Support
b) Protection
c) Hormone production
d) Movement

2. What is the primary function of red blood cells?

a) Transporting oxygen
b) Fighting infections
c) Producing hormones
d) Digesting food

3. Which organelle is known as the “powerhouse” of the cell?

a) Nucleus
b) Ribosome
c) Mitochondria
d) Endoplasmic reticulum

4. Photosynthesis primarily occurs in which part of a plant cell?

a) Chloroplast
b) Nucleus
c) Cell membrane
d) Golgi apparatus

5. What is the role of DNA in cells?

a) Providing energy
b) Storing genetic information
c) Synthesizing proteins
d) Regulating cell growth

6. Which process allows plants to release oxygen into the atmosphere?

a) Respiration
b) Photosynthesis
c) Fermentation
d) Transpiration

7. What is the function of the nervous system?

a) Regulating body temperature
b) Providing structural support
c) Controlling movement and responses
d) Transporting nutrients

8. Which of the following is NOT a type of tissue in the human body?

a) Nervous tissue
b) Connective tissue
c) Epithelial tissue
d) Digestive tissue

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9. What is the purpose of the circulatory system?

a) Filtering waste products
b) Exchanging gases
c) Providing structural support
d) Producing hormones

10. Which of the following is a function of the respiratory system?

a) Pumping blood
b) Breaking down food
c) Exchanging oxygen and carbon dioxide
d) Filtering toxins from the body

11. Which molecule carries genetic information in cells?

a) RNA
b) ATP
c) DNA
d) Glucose

12. What is the smallest unit of life?

a) Cell
b) Atom
c) Molecule
d) Organ

13. What is the process by which plants make their food?

a) Respiration
b) Digestion
c) Photosynthesis
d) Fermentation

14. Which part of the plant absorbs water and nutrients from the soil?

a) Stem
b) Leaf
c) Root
d) Flower

15. What is the primary function of the digestive system?

a) Transportation
b) Respiration
c) Digestion
d) Excretion

16. Which gas do plants release during photosynthesis?

a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Hydrogen

17. What is the role of chlorophyll in plants?

a) Absorb sunlight
b) Store energy
c) Transport nutrients
d) Regulate water balance

18. Where does fertilization occur in humans?

a) Ovary
b) Fallopian tube
c) Uterus
d) Vagina

19. Which of the following is NOT a function of the liver?

a) Detoxification
b) Protein synthesis
c) Blood clotting
d) Carbohydrate storage

20. What is the function of the mitochondria in cells?

a) Synthesize proteins
b) Store genetic information
c) Produce energy
d) Transport materials

21. What is the role of white blood cells in the body?

a) Transport oxygen
b) Fight infections
c) Clot blood
d) Store fat

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22. Which part of the brain controls balance and coordination?

a) Cerebrum
b) Cerebellum
c) Brainstem
d) Hypothalamus

23. What is the purpose of the skeletal system?

a) Movement
b) Protection
c) Blood circulation
d) Digestion

24. Which of the following is a function of the urinary system?

a) Produce hormones
b) Control body temperature
c) Filter waste from the blood
d) Transport oxygen

25. What is the function of the ribosomes in cells?

a) Produce energy
b) Store genetic information
c) Synthesize proteins
d) Regulate cell growth

26. Which of the following is NOT a type of blood vessel?

a) Vein
b) Artery
c) Capillary
d) Tendon

27. What is the role of the endocrine system?

a) Control movement
b) Regulate body temperature
c) Produce hormones
d) Exchange gases

28. What is the function of the pancreas in the digestive system?

a) Produce bile
b) Digest proteins
c) Regulate blood sugar
d) Absorb nutrients

29. Where does gas exchange occur in the respiratory system?

a) Trachea
b) Lungs
c) Bronchi
d) Diaphragm

30. What is the function of the cell membrane?

a) Protect the cell
b) Store genetic information
c) Control what enters and exits the cell
d) Produce energy

31. Which of the following is NOT a characteristic of living organisms?

a) Growth
b) Movement
c) Reproduction
d) Decay

32. What is the purpose of the lymphatic system?

a) Produce antibodies
b) Transport oxygen
c) Regulate body temperature
d) Store nutrients

33. What is the function of the kidneys in the excretory system?

a) Produce urine
b) Filter waste from the blood
c) Digest food
d) Store bile

34. Which of the following is a function of the skin?

a) Produce hormones
b) Absorb nutrients
c) Protect the body
d) Transport oxygen

35. Where does fertilization occur in plants?

a) Ovary
b) Pistil
c) Anther
d) Stamen

36. What is the function of the central nervous system?

a) Regulate body temperature
b) Control movement and responses
c) Produce hormones
d) Filter waste from the blood

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37. Which of the following is a function of the immune system?

a) Control blood sugar levels
b) Protect against infections
c) Digest food
d) Produce red blood cells

38. What is the function of the alveoli in the respiratory system?

a) Pump blood
b) Exchange gases
c) Produce mucus
d) Digest food

39. Where does digestion begin in the human body?

c) Stomach
b) Small intestine
c) Mouth
d) Esophagus

40. Which of the following is a function of the reproductive system?

a) Produce urine
b) Regulate body temperature
c) Produce hormones
d) Reproduce offspring

41. What is the purpose of the circulatory system?

a) Transport nutrients and oxygen
b) Regulate body temperature
c) Produce hormones
d) Control movement

42. Which of the following is a function of the nervous system?

a) Pump blood
b) Digest food
c) Control movement and responses
d) Exchange gases

43. What is the role of the liver in the digestive system?

a) Produce bile
b) Digest proteins
c) Absorb nutrients
d) Filter waste from the blood

44. Where does gas exchange occur in the respiratory system?

a) Bronchi
b) Trachea
c) Lungs
d) Diaphragm

45. What is the function of the pancreas in the digestive system?

a) Produce insulin
b) Produce bile
c) Regulate blood sugar levels
d) Absorb nutrients

46. Which of the following is a function of the urinary system?

a) Produce hormones
b) Digest food
c) Filter waste from the blood
d) Transport oxygen

47. What is the function of the kidneys in the excretory system?

a) Produce urine
b) Regulate blood sugar levels
c) Digest food
d) Store bile

48. Which of the following is a function of the skin?

a) Produce hormones
b) Absorb nutrients
c) Protect the body
d) Transport oxygen

49. Where does fertilization occur in plants?

a) Pistil
b) Ovary
c) Anther
d) Stamen

50. What is the function of the central nervous system?

a) Regulate body temperature
b) Control movement and responses
c) Produce hormones
d) Filter waste from the blood