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5th Grade > Science

OUR ENVIRONMENT MCQs

Total Questions : 38 | Page 1 of 4 pages
Question 1. Which season is marked by more greenery and blooming flowers?Which Season Is Marked By More Greenery And Blooming Flowers...
  1.    Spring
  2.    Summer
  3.    Winter
  4.    Autumn
 Discuss Question
Answer: Option A. -> Spring
:
A
Springtakes place between winterand summer season. So, the temperature during spring seasongradually increases. This season givesproperatmosphereto flowers and leaves to bloom.
Question 2. _______ gas is present in air in a very small quantity and is important for plants.
  1.    Hydrogen
  2.    Carbon monoxide
  3.    Nitrogen
  4.    Carbon dioxide
 Discuss Question
Answer: Option D. -> Carbon dioxide
:
D
Air is a mixture of gases containing 78% of nitrogen, 21% of oxygen and 1% of other gases including carbon dioxide. Carbon dioxide gas is essential for the synthesis of food in green plants.
Question 3. Which part of the food chain eats only meat?
  1.    Herbivore
  2.    Carnivore
  3.    Producer
  4.    Decomposer
 Discuss Question
Answer: Option B. -> Carnivore
:
B
Carnivoresare predators. They hunt and eat other animals to survive.
Question 4. The Earth completes one revolution around the Sun in ___ days.
  1.    300
  2.    274
  3.    365
  4.    360
 Discuss Question
Answer: Option C. -> 365
:
C
The Earth completes one revolution around the Sun in about 365 days or 1 year.
Question 5. Rabbits eat grass and other plants to survive, but they do not eat animals. What kind of animal are rabbits?
  1.    Carnivores
  2.    Producers
  3.    Herbivores
  4.    Decomposers
 Discuss Question
Answer: Option C. -> Herbivores
:
C
Aherbivoreis an animal that eats only plants for survival. E.g. Deer, Goat, Rabbit etc.
Question 6. What do you call an animal that hunts and eats other animals? 
  1.    Prey
  2.    Predator
  3.    Producer
  4.    Decomposer
 Discuss Question
Answer: Option B. -> Predator
:
B
An animal that hunts, killsand eats other animals is called a predator. E.g Tiger, Lion etc
Question 7. Ozone is the blanket of air that surrounds the Earth.
  1.    True
  2.    False
  3.    Autumn
  4.    Spring
 Discuss Question
Answer: Option B. -> False
:
B
The blanket of air that surrounds the earth is called the atmosphere. Ozone layer is a part of stratosphere which protects us from harmful UV rays of sun.
Question 8. The Equator divides the Earth into _______ and _______ hemispheres.
  1.    Northern, Southern
  2.    Upper, Lower
  3.    Top, Bottom
  4.    Western, Eastern
 Discuss Question
Answer: Option A. -> Northern, Southern
:
A
The Equator divides the Earth into equal upper and lower half called Northern and Southern hemispheres.
Question 9. Which season leaves you thirsty in regular intervals of time?
  1.    Summer
  2.    Winter
  3.    Autumn
  4.    Spring
 Discuss Question
Answer: Option A. -> Summer
:
A
Due to the hot weather in summer, we feel like drinking lots of water to stay hydrated and keep cool.
Question 10. _____ is the imaginary line which is equidistant from the two poles and divides the Earth into equal halves.
  1.    Capricorn
  2.    Equator
  3.    Axis
  4.    Tilt
 Discuss Question
Answer: Option B. -> Equator
:
B
The Equator is an imaginary line drawn to dividethe earthinto equal hemispheres called Northern and Southern hemisphere.

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