Biology GK Questions For Class 7

Introduction:
Biology GK questions for Class 7 cover essential topics, enhancing students’ knowledge about plants, animals, human body systems, and the environment.

Biology GK Questions for Class 7

1. What is the powerhouse of the cell?
2. Which part of the plant is responsible for photosynthesis?
3. What pigment gives plants their green color?
4. Name the process by which plants make their food.
5. What is the main function of roots in plants?
6. Which cell structure controls what enters and leaves the cell?
7. Name the gas plants release during photosynthesis.
8. What are the building blocks of proteins?
9. What is the main source of energy for the human body?
10. Name the process by which water evaporates from plant leaves.
11. Which organ is primarily responsible for pumping blood?
12. What is the main function of red blood cells?
13. Name the organ that controls body functions and coordinates actions.
14. Which system of the body includes bones and joints?
15. What are the two main types of roots?
16. What is the basic unit of life?
17. What is chlorophyll’s role in plants?
18. Name the smallest bone in the human body.
19. What part of the eye controls the amount of light that enters?
20. Name the process of breaking down food into energy.
21. Which organ helps filter waste from the blood?
22. What is the scientific name for the voice box?
23. Which vitamin is essential for strong bones?
24. Name the liquid part of blood.
25. What is the main function of the lungs?
26. Which nutrient is essential for building muscles?
27. Name the outermost layer of human skin.
28. What type of organism is a mushroom?
29. Which gas is essential for breathing?
30. What structure do plant cells have that animal cells do not?
31. Which part of the brain is responsible for memory?
32. What does DNA stand for?
33. What is the process by which cells divide?
34. What is the largest organ in the human body?
35. What is the primary source of vitamin D?
36. Name the process by which plants absorb water from the soil.
37. What is the common term for the pharynx?
38. What kind of energy do green plants produce during photosynthesis?
39. Which type of blood cell fights infection?
40. Name the bone that protects the brain.
41. What does the term “biotic” refer to in ecosystems?
42. Which part of the flower turns into a fruit?
43. What is a food chain?
44. Which part of the plant absorbs sunlight?
45. Name the process that removes waste products from the body.
46. What is the function of the stomata in plants?
47. What are decomposers in an ecosystem?
48. Which gland controls growth and metabolism?
49. Which type of joint is found in the shoulder?
50. What is the function of the cell membrane?

Answers to Biology GK Questions for Class 7

1. Mitochondria
2. Leaves
3. Chlorophyll
4. Photosynthesis
5. Absorb water and nutrients from the soil
6. Cell membrane
7. Oxygen
8. Amino acids
9. Carbohydrates
10. Transpiration
11. Heart
12. Carry oxygen
13. Brain
14. Skeletal system
15. Taproot and fibrous root
16. The cell
17. Absorbs sunlight for photosynthesis
18. Stapes (in the ear)
19. Pupil
20. Respiration
21. Kidneys
22. Larynx
23. Vitamin D
24. Plasma
25. Exchange oxygen and carbon dioxide
26. Protein
27. Epidermis
28. Fungus
29. Oxygen
30. Cell wall
31. Cerebrum
32. Deoxyribonucleic Acid
33. Mitosis
34. Skin
35. Sunlight
36. Absorption
37. Throat
38. Chemical energy
39. White blood cells
40. Skull
41. Living organisms
42. Ovary
43. A series of organisms each dependent on the next for food
44. Leaves
45. Excretion
46. Regulate gas exchange and water loss
47. Organisms that break down dead matter
48. Thyroid gland
49. Ball-and-socket joint
50. Controls the movement of substances in and out of the cell

Key Takeaways of Biology GK Questions for Class 7

1. Photosynthesis is the process by which plants make their food.
2. The human heart pumps blood and maintains circulation.
3. Red blood cells are essential for oxygen transport.
4. Cells are the building blocks of life.
5. Plants absorb sunlight through chlorophyll.
6. Mitochondria provide energy to the cell.
7. Skin is the body’s largest organ.
8. Decomposers are vital for nutrient recycling.
9. The skeletal system supports body structure.
10. The thyroid regulates growth and energy use.

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