Class-5-Science-Plants (ISO)

  1. What part of the plant absorbs water and nutrients from the soil?
    • A) Stem
    • B) Leaf
    • C) Root
    • D) Flower
  2. Which part of the plant is responsible for making food through photosynthesis?
    • A) Root
    • B) Flower
    • C) Leaf
    • D) Stem
  3. What is the process by which plants make their own food using sunlight?
    • A) Respiration
    • B) Photosynthesis
    • C) Germination
    • D) Transpiration
  4. Which plant part helps the plant to stand upright?
    • A) Leaf
    • B) Root
    • C) Stem
    • D) Flower
  5. What is the function of the plant’s flower?
    • A) To absorb water
    • B) To make food
    • C) To attract pollinators and produce seeds
    • D) To support the plant
  6. Which part of the plant stores food?
    • A) Leaf
    • B) Root
    • C) Stem
    • D) Flower
  7. What do we call the green pigment in plants that helps with photosynthesis?
    • A) Chlorophyll
    • B) Carotene
    • C) Xanthophyll
    • D) Anthocyanin
  8. What part of the plant helps in the reproduction process by attracting insects?
    • A) Root
    • B) Leaf
    • C) Flower
    • D) Stem
  9. Which part of the plant moves water and nutrients from the roots to the leaves?
    • A) Root
    • B) Leaf
    • C) Stem
    • D) Flower
  10. What is the name of the process where a seed begins to grow into a new plant?
    • A) Photosynthesis
    • B) Germination
    • C) Pollination
    • D) Respiration
  11. What structure on the leaf allows for gas exchange?
    • A) Cuticle
    • B) Stomata
    • C) Xylem
    • D) Phloem
  12. Which part of the plant is mainly responsible for absorbing sunlight?
    • A) Root
    • B) Flower
    • C) Leaf
    • D) Stem
  13. Which plant part anchors the plant and absorbs minerals from the soil?
    • A) Flower
    • B) Stem
    • C) Root
    • D) Leaf
  14. How do plants reproduce without flowers?
    • A) Through seeds
    • B) Through spores
    • C) Through pollination
    • D) Through roots
  15. What type of plant uses spores to reproduce instead of seeds?
    • A) Fern
    • B) Rose
    • C) Oak tree
    • D) Tulip
  16. What is the purpose of plant leaves?
    • A) To produce seeds
    • B) To absorb nutrients
    • C) To produce food through photosynthesis
    • D) To support the plant
  17. What part of the plant transports nutrients and water from the leaves to other parts of the plant?
    • A) Xylem
    • B) Phloem
    • C) Stomata
    • D) Cuticle
  18. What is the role of the plant’s cuticle?
    • A) To absorb sunlight
    • B) To protect the leaf from water loss
    • C) To store food
    • D) To produce seeds
  19. Which part of the plant is often colorful and attracts pollinators?
    • A) Root
    • B) Stem
    • C) Flower
    • D) Leaf
  20. What do plants need in addition to sunlight to perform photosynthesis?
    • A) Oxygen
    • B) Water
    • C) Soil
    • D) Heat
  21. Which plant part is typically underground?
    • A) Stem
    • B) Flower
    • C) Leaf
    • D) Root
  22. What is the name of the tissue that transports food in plants?
    • A) Xylem
    • B) Phloem
    • C) Stomata
    • D) Cuticle
  23. How do plants typically get their nutrients?
    • A) From the air
    • B) From the soil
    • C) From other plants
    • D) From the sun
  24. Which part of the plant is usually above the ground and supports the plant?
    • A) Root
    • B) Stem
    • C) Flower
    • D) Leaf
  25. What is the function of plant roots?
    • A) To produce seeds
    • B) To attract insects
    • C) To anchor the plant and absorb water and nutrients
    • D) To make food
  26. What is the outer layer of the leaf that prevents water loss?
    • A) Epidermis
    • B) Stomata
    • C) Cuticle
    • D) Mesophyll
  27. Which part of the plant is often responsible for holding seeds?
    • A) Root
    • B) Leaf
    • C) Flower
    • D) Stem
  28. What part of the plant connects the root to the leaves?
    • A) Stem
    • B) Flower
    • C) Leaf
    • D) Root
  29. What kind of plant is known for having needle-like leaves?
    • A) Fern
    • B) Flowering plant
    • C) Pine tree
    • D) Grass
  30. Which part of the plant is involved in the process of transpiration?
    • A) Root
    • B) Flower
    • C) Leaf
    • D) Stem
  31. What happens during the process of pollination?
    • A) Seeds are dispersed
    • B) Flowers open
    • C) Pollen is transferred from the male part of the flower to the female part
    • D) Leaves absorb sunlight
  32. Which type of plant is known for having broad, flat leaves?
    • A) Conifer
    • B) Fern
    • C) Deciduous tree
    • D) Moss
  33. What do plants release into the air as a byproduct of photosynthesis?
    • A) Nitrogen
    • B) Carbon dioxide
    • C) Oxygen
    • D) Hydrogen
  34. Which plant part helps in seed dispersal?
    • A) Leaf
    • B) Root
    • C) Flower
    • D) Fruit
  35. What type of plant grows from spores rather than seeds?
    • A) Flowering plants
    • B) Conifers
    • C) Ferns
    • D) Grass
  36. Which part of the plant contains cells that perform photosynthesis?
    • A) Root
    • B) Stem
    • C) Leaf
    • D) Flower
  37. What is the main function of plant stems?
    • A) To absorb water
    • B) To anchor the plant
    • C) To support the plant and transport nutrients
    • D) To produce seeds
  38. Which part of the plant is often used in cooking and contains essential oils?
    • A) Root
    • B) Leaf
    • C) Stem
    • D) Flower
  39. What term is used for plants that complete their life cycle in one year?
    • A) Perennials
    • B) Annuals
    • C) Biennials
    • D) Evergreens
  40. What do plants primarily use sunlight for?
    • A) To grow tall
    • B) To produce oxygen
    • C) To make food through photosynthesis
    • D) To attract animals

 

Answer Key

  1. C) Root
  2. C) Leaf
  3. B) Photosynthesis
  4. C) Stem
  5. C) To attract pollinators and produce seeds
  6. B) Root
  7. A) Chlorophyll
  8. C) Flower
  9. C) Stem
  10. B) Germination
  11. B) Stomata
  12. C) Leaf
  13. C) Root
  14. B) Through spores
  15. A) Fern
  16. C) To produce food through photosynthesis
  17. A) Xylem
  18. B) To protect the leaf from water loss
  19. C) Flower
  20. B) Water
  21. D) Root
  22. B) Phloem
  23. B) From the soil
  24. B) Stem
  25. C) To anchor the plant and absorb water and nutrients
  26. C) Cuticle
  27. C) Flower
  28. A) Stem
  29. C) Pine tree
  30. C) Leaf
  31. C) Pollen is transferred from the male part of the flower to the female part
  32. C) Deciduous tree
  33. C) Oxygen
  34. D) Fruit
  35. C) Ferns
  36. C) Leaf
  37. C) To support the plant and transport nutrients
  38. B) Leaf
  39. B) Annuals
  40. C) To make food through photosynthesis