Grade 4 Science And Technology – Characteristics Of Plants. Quiz

1. the following are characteristics of plants. which one is not?

they do breath
they feed on ready made food
they are responsive to changes in the environment
they make their own food
Explanation:

2. which of the following is false about plants

plants wither and die
plants grow
plants reproduce by producing seeds and friuts
they do not die
Explanation:

3. which one of the following is not a living thing

ben plant
stone
maize plant
banana plant
Explanation:

4. the following are characteristics of non-living things except?

they do not inhale
they do grow
they do not respond to changes in the surrounding
they do not grow
Explanation:

5. plants remove waste through the following methods except?

wax production
shedding off old leaves
producing tannins
molting
Explanation:

6. which of the following is not a precaution to be observed while handling plants

washing hands after handling these plants
not destroying the plant while collecting samples
tasting parts of the plants in the field
wearing protective gear e.g. gloves and gumboots
Explanation:

7. john planted a tomato seed. few days later, he found that the seed had developed into a seedling. which characteristics of living things is did the seed show?

growth
reproduction
responding to changes in the environment
they die
Explanation:

8. which ne of the following statements shows the difference between living and non-living things

living things do not grow while non- living things grow
living things move non living things do not
living things breath as well as non-living things
living things breathe while non-living things do not breath
Explanation:

9. which one of the following is not a part through which plants reproduce

roots
bulbs
stem
fruits
Explanation:

10. which on of the following is a protective gear while handling plants

t-shirt
cloaks
gloves
vest
Explanation:

11. Plant parts that use sunlight to make food

Roots
Seeds
Flowers
Leaves
Explanation:

12. Plant parts that absorb water and nutrients

Stem
Leaves
Roots
Hair
Explanation:

13. Plant part that carries water and nutrients throughout the plant

Flower
Roots
Stem
Straw
Explanation:

14. Many plants need the help of insects, like bees, to reproduce. What part of the plant helps to attract these helpful insects?

Flower
Leaves
soil
Shrubs
Explanation:

15. All of the following are basic needs of plants EXCEPT?

Water
Nutrients
Air
shelter
Explanation:

16. A feature or trait that can be seen

Energy
Physical Characteristic
Texture
Basic need
Explanation:

17. When plants lose all of their leaves they are?

Dormant
Migrating
Hibernating
Taking a break
Explanation:

18. The stem, leaves, flower and roots are all parts of ?

A tree
An apple tree
A plant
A sunflower
Explanation:

19. Substances that provide what is necessary for living things to survive are?

Nutrients
Powder
Clothing
oil
Explanation:

20. Besides the sunlight, where else do plants get their nutrients?

Flower
Soil
Air
Leaves
Explanation:

21. What does the stem of the plant do?

It soaks up the water from the ground
It makes food for the plant
It makes seed
It delivers water to the other parts of the plant
Explanation:

22. Which characteristic is NOT true of plants?

Plants can move from one place to another
Plants have roots, stems, leaves, and flowers
Plants need sunlight to make their own food
Plants take in carbon dioxide and release oxygen
Explanation:

Plants are rooted in the ground and cannot move from one place to another.

23. What do plants use to make their own food?

Carbon Dioxide
All of the above
Sunlight
Water
Explanation:

Plants use water, sunlight, and carbon dioxide to make their own food through the process of photosynthesis.

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

Leaves
Roots
Flowers
Stems
Explanation:

Roots are responsible for absorbing water and nutrients from the soil for the plant's growth and development.

25. What is the primary function of leaves in a plant?

To absorb sunlight
To absorb oxygen
To store water
To anchor the plant in the soil
Explanation:

Leaves have chlorophyll that absorbs sunlight for photosynthesis, the process by which plants make their own food.

26. Which structure in a plant is responsible for producing seeds?

Stems
Flowers
Leaves
Roots
Explanation:

Flowers are the reproductive structures of plants and produce seeds for the next generation.

27. Why do plants release oxygen into the air?

To help other plants grow
To dispose of excess carbon dioxide
To provide food for animals
To provide oxygen for animals and humans to breathe
Explanation:

Plants release oxygen during photosynthesis, which is essential for animals and humans to breathe.

28. Which part of a plant acts as a support system for the plant?

Stems
Leaves
Flowers
Roots
Explanation:

Stems provide structural support for the plant and transport water and nutrients between the roots and leaves.

29. What is the purpose of the roots in a plant?

To anchor the plant in the soil
To absorb sunlight
To store water
To produce seeds
Explanation:

Roots anchor the plant in the soil and absorb water and nutrients from the soil for the plant's survival.

30. Which part of a plant is responsible for photosynthesis?

Stems
Roots
Flowers
Leaves
Explanation:

Leaves contain chlorophyll, a pigment that captures sunlight for photosynthesis, the process of making food for the plant.

31. What is the function of a plant's flowers?

To anchor the plant in the soil
To produce seeds
To absorb sunlight
To store water
Explanation:

Flowers are the reproductive structures of plants that produce seeds for the next generation.

32. Which of the following is a characteristic of plants?

Scales
Feathers
Roots
Tails
Explanation:

Plants have roots that help them absorb water and nutrients from the soil.

33. What do plants use to make food?

Sand
Air
Sunlight
Water
Explanation:

Plants use sunlight to perform photosynthesis, a process that helps them make their own food.

34. Which part of a plant is responsible for absorbing water and nutrients from the soil?

Flowers
Stem
Roots
Leaves
Explanation:

Roots are the part of the plant that absorbs water and nutrients from the soil to help the plant grow.

35. What is the function of leaves in a plant?

Carry water and nutrients
Absorb sunlight
Anchor the plant in the soil
Hold the plant upright
Explanation:

Leaves have chlorophyll that helps plants absorb sunlight, which is essential for photosynthesis.

36. Which part of a plant is responsible for making seeds?

Flowers
Stem
Roots
Leaves
Explanation:

Flowers are responsible for making seeds through the process of pollination and fertilization.

37. What gas do plants release during photosynthesis?

Nitrogen
Carbon Dioxide
Oxygen
Hydrogen
Explanation:

Plants release oxygen as a byproduct of photosynthesis, which is essential for other living things.

38. Which of the following is not a characteristic of plants?

Stems
Leaves
Feathers
Bark
Explanation:

Plants do not have feathers, as that is a characteristic of birds and other animals.

39. What is the role of flowers in plants?

Make food
Make seeds
Absorb water
Anchor the plant
Explanation:

Flowers are responsible for making seeds, which then develop into new plants through pollination.

40. Which part of a plant helps in transport of water and nutrients?

Flowers
Roots
Stem
Leaves
Explanation:

The stem of a plant helps in the transport of water and nutrients between the roots and the leaves.

41. What do plants release during respiration?

Carbon Dioxide
Oxygen
Water
Sugar
Explanation:

Plants release carbon dioxide during respiration, which is taken in by animals for oxygen in return.

42. Which of the following is not a plant's response to light?

Shrink
Change color
Grow towards light
Close stomata
Explanation:

Plants grow towards light through phototropism and may change color, but they do not shrink in response to light.

43. What type of environment do most plants need to survive?

Cold and windy
Dry and dark
Wet and sunny
Hot and damp
Explanation:

Most plants need a wet environment with sunlight to survive and perform photosynthesis.

44. Which of the following is a function of roots in a plant?

Make food
Anchor the plant
Absorb sunlight
Transport water
Explanation:

Roots anchor the plant in the soil, providing stability and support for the rest of the plant.

45. What is the purpose of chlorophyll in leaves?

Absorb water
Absorb sunlight
Attract insects
Produce oxygen
Explanation:

Chlorophyll helps leaves absorb sunlight, which is essential for photosynthesis and making food.

46. Which part of a plant is responsible for making sugars through photosynthesis?

Flowers
Leaves
Roots
Stem
Explanation:

Leaves contain chlorophyll that helps in photosynthesis, the process of making food (sugars) in plants.

47. What do plants use to breathe in during respiration?

Oxygen
Carbon Dioxide
Water
Hydrogen
Explanation:

Plants take in oxygen during respiration, just like animals, and release carbon dioxide as a byproduct.

48. Which of the following is a plant adaptation to conserve water?

Roots without hairs
Leaves with waxy coating
Leaves without chlorophyll
Stems with no support
Explanation:

Plants have leaves with a waxy coating to reduce water loss through transpiration and conserve water in arid environments.

49. What is the main function of roots in a plant?

Anchor the plant
Absorb sunlight
Make seeds
Transport water
Explanation:

Roots help absorb water and nutrients from the soil and transport them to the rest of the plant for growth and survival.

50. Which part of a plant helps in the process of photosynthesis?

Leaves
Stem
Roots
Flowers
Explanation:

Leaves contain chlorophyll, which traps sunlight energy needed for photosynthesis to make food for the plant.

51. What is the purpose of flowers in a plant?

Absorb water
Make food
Anchor the plant
Reproduction
Explanation:

Flowers have reproductive structures that help in the process of pollination and seed formation for new plant growth.

52. Which part of a plant is responsible for storing food?

Stem
Leaves
Fruit
Roots
Explanation:

Fruits are the part of the plant that develop from flowers and store food (seeds) for the plant or for animals that eat them.

53. What role do roots play in preventing soil erosion?

Anchoring the plant
Making food
Transporting water
Absorbing sunlight
Explanation:

Roots help anchor the plant in the soil, preventing soil erosion by holding the soil in place with their root systems.

54. What is the function of stems in a plant?

Absorb water
Provide support
Make seeds
Store food
Explanation:

Stems support the plant structure and help transport water and nutrients between the roots and leaves for growth and survival.

55. Which part of a plant is responsible for producing oxygen during photosynthesis?

Flowers
Roots
Stem
Leaves
Explanation:

Leaves produce oxygen as a byproduct of photosynthesis, releasing it into the air for other organisms to breathe.

56. What do plants use to produce sugars during photosynthesis?

Carbon Dioxide
Water
Oxygen
Nitrogen
Explanation:

Plants use carbon dioxide from the air, along with water and sunlight, to produce sugars through the process of photosynthesis.

57. Which of the following does not have a direct role in a plant's photosynthesis process?

Roots
Flowers
Leaves
Stems
Explanation:

While roots help provide water and nutrients for photosynthesis, the actual process occurs in the leaves where chlorophyll is present.

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