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5th Grade > Science

PLANTS MCQs

Total Questions : 39 | Page 2 of 4 pages
Question 11. The process of seed developing into a new plant is called _______.
  1.    fertilisation
  2.    germination
  3.    photosynthesis
  4.    grafting
 Discuss Question
Answer: Option B. -> germination
:
B
The growth of a seed into a young plant or a seedling is called germination. A seed requires proper moisture, air, temperature, and light for germination.
Question 12. Which of the following substances is not  transported through the plant as the arrows show:
Which Of The Following Substances Is Not  transported Thro...
  1.    Water
  2.    Pollen
  3.    Oxygen
  4.    Sugar
 Discuss Question
Answer: Option B. -> Pollen
:
B
Root is a part of a plant found mostly under the soil. It absorbs water and minerals from the soil. It helps store nutrients. Oxygen and food are also transportedfrom leaves to different parts of the plant.
Pollen is not transferred within the plant. Pollen is transferred externally from the anther to the stigma in flowers.
Question 13. Which part of a rose plant can give rise to a new rose plant?
  1.    Roots
  2.    Stems
  3.    Leaves
  4.    Buds
 Discuss Question
Answer: Option B. -> Stems
:
B
Rose is grown by replanting part of a stem of the rose bush.
Question 14. On a plane surface, farmers grow crops by cutting steps into the soil in plains.
  1.    True
  2.    False
  3.    Layering 
  4.    Grafting
 Discuss Question
Answer: Option B. -> False
:
B
Farmers grow crops by cutting steps in mountains and not on plains. Such kind of farming is done in hilly areas and is called step farming.
On A Plane Surface, Farmers Grow Crops By Cutting Steps Into...
Question 15. ______ is a carnivorous plant.
  1.    Mushroom
  2.    Cuscuta
  3.    Venus Flytrap
  4.    Cactus
 Discuss Question
Answer: Option C. -> Venus Flytrap
:
C
Venus Flytrap is a type of carnivorous plant. They do carry out photosynthesis. But also derive nutrients by trapping and consuming insects.
Question 16. What is the name of the process by which a seed grows into a baby plant?
  1.    Harvesting
  2.    Germination
  3.    Layering 
  4.    Grafting
 Discuss Question
Answer: Option B. -> Germination
:
B
The process by which a seed produces a baby plant or seedling is called germination. Germination takes place if the right amount of moisture, sunlight and right type of soil is present.
Question 17. Which part of the plant does a sugarcane grow from?
  1.    Roots
  2.    Stems
  3.    Leaves
  4.    Buds
 Discuss Question
Answer: Option B. -> Stems
:
B
Sugarcane is grown by replanting part of a mature cane stem. Farmers cut some of the fully grown cane stem into 40 cm lengths. New sugarcane plant grows out of these 'cut' stems.
Question 18. The leaves of cacti are modified into ____ to prevent water loss.
  1.    buds
  2.    tendril
  3.    spines
  4.    tuber
 Discuss Question
Answer: Option C. -> spines
:
C
The leaves of cacti are modified into spines to prevent water loss. Along with this function, another important role of spines is to protect cacti from animals.
Question 19. Which of the following is NOT true regarding stems?
  1.    They transport water.
  2.    They provide support to the plant.
  3.    They transport food and nutrients.
  4.    They absorb water and minerals from soil.
 Discuss Question
Answer: Option D. -> They absorb water and minerals from soil.
:
D
The main function of stem is to provide support to the plant. They transport water, food and nutrients to different parts of the plant.
Roots carry out the function of absorbing water and minerals from the soil.
Question 20.


Which part of a rose plant can give rise to a new rose plant?


  1.     Roots
  2.     Stems
  3.     Leaves
  4.     Buds
 Discuss Question
Answer: Option B. -> Stems
:
B

Rose is grown by replanting part of a stem of the rose bush.


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