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5th Grade > Science

PLANTS MCQs

Total Questions : 39 | Page 4 of 4 pages
Question 31.


Which  part of the potato grows into a new plant?


  1.     Bud
  2.     Flower
  3.     Leaf
  4.     Root
 Discuss Question
Answer: Option A. -> Bud
:
A

Potato is a special kind of stem, which grows underground. It has buds called ‛eye’ on its surface. Any part of the potato with an eye or bud can grow into a new plant.
Which  Part of The Potato Grows Into A New Plant?


Question 32.


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 33.


What are Rabi crops?


  1.     Winter crops
  2.     Summer crops
  3.     Monsoon crops
  4.     Cereal crops
 Discuss Question
Answer: Option A. -> Winter crops
:
A
Crops sown in winters and harvested in spring are called Rabi crops. They are also known as winter crops. For example: wheat, beans, peas, etc.
Question 34.


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 35.


Which of the following is a modified root?


  1.     Carrot
  2.     Potato
  3.     Ginger
  4.     Banana
 Discuss Question
Answer: Option A. -> Carrot
:
A
Carrot is a modified root. Plants store their food in these modified roots. Potato and ginger are modified stem. Banana is a fruit.
Which Of The Following Is A Modified Root?
Question 36.


______ 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 37.


Which of the following are the female parts of a flower?


  1.     Filament
  2.     Stigma
  3.     Ovary
  4.     Style
 Discuss Question
Answer: Option C. -> Ovary
:
B, C, and D
The female part of the flower is called pistil or carpel and contains the stigma, style and the ovary. The male part of the flower on the other hand is called stamen and contains anther and filament.
Which Of The Following Are The Female Parts Of A Flower?
Question 38.


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 39.


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.

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