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5th Grade > Science

ANIMAL LIFE MCQs

Total Questions : 39 | Page 1 of 4 pages
Question 1. Animals who eat only plants are known as ______.
  1.    carnivores
  2.    herbivores
  3.    omnivores
  4.    scavengers
 Discuss Question
Answer: Option B. -> herbivores
:
B
Animals who feed on grass, leaves and other plant based food are called herbivores.
Example: Deer, rabbit and elephants.
Question 2. Birds have ___________ bones which helps them in flying.
  1.    heavy
  2.    dense
  3.    big
  4.    hollow
 Discuss Question
Answer: Option D. -> hollow
:
D
Birds have hollow bones. These bones make their body lighter and helps them in flying.
Question 3. The evolution of modern humans started around  ___ years ago.
  1.    500
  2.    1000
  3.    200
  4.    200,000
 Discuss Question
Answer: Option D. -> 200,000
:
D
The first humans evolved from monkey-like ancestors around 200,000 years ago.
The Evolution Of Modern Humans Started Around  ___ Years Ag...
Question 4. Whales and dolphins have ___ to breathe when they come to the surface of water.
  1.    villi
  2.    blowholes
  3.    gills
  4.    fins
 Discuss Question
Answer: Option B. -> blowholes
:
B
Dolphins and whales have lungs like humans that cannot take in oxygen dissolved in water. So they come up to the surface of water to breathe in air through their blowholes. These blowholes are nothing but nostrils at the back of their head.
Question 5. Pick the correct option based on the diet of the given animals:
     1. Owl: ________
     2. Tapeworm: _______
  1.    1. Carnivore; 2. Parasite
  2.    1. Omnivore; 2. Herbivore
  3.    1. Carnivore; 2. Herbivore
  4.    1. Omnivore; 2. Parasite
 Discuss Question
Answer: Option A. -> 1. Carnivore; 2. Parasite
:
A
1. Owls feed on small prey like insects, rats etc. So, they are carnivorous.
2. Tapeworms live inside the host's body and feed on their nutrients, harming the host in turn. Hence they are parasites.
Question 6. Sloths are found in a/an ___ habitat.
  1.    arboreal
  2.    aquatic
  3.    aerial
  4.    terrestrial
 Discuss Question
Answer: Option A. -> arboreal
:
A
Sloths are slow mammals which spendmost of theirlife on tree-tops. Animals living on trees are called arboreal animals. Sloths live in arboreal habitat.
Question 7. An aquatic animal which inflates itself and displays spines on its body to scare away predators is the _____
 
  1.    turtle
  2.    mackerel
  3.    whale
  4.    pufferfish
 Discuss Question
Answer: Option D. -> pufferfish
:
D
Pufferfish“puff up” as a defense mechanism if they are threatened. It puffs up to a shape that is more thandoubleits original size andis covered with spines. The size and the spines scare awaypredators.
Question 8. Grass  Grasshopper Frog Snake
From the given food chain, which organism's population is likely to decrease if the number of snakes increase?
  1.    Grass and grasshopper
  2.    Only grasshopper
  3.    Only frog
  4.    Grass and frog
 Discuss Question
Answer: Option D. -> Grass and frog
:
D
The following would happen in case the population of snake increases.
The population of frogs would decrease.
The population of grasshopper would increase as there are no frogs to feed on them.
The population of grass would decrease as there will be more grasshoppers.
Question 9. _______ is the seasonal movement of birds from one region to another.
  1.    Camouflage
  2.    Migration
  3.    Soaring
  4.    Gliding
 Discuss Question
Answer: Option B. -> Migration
:
B
The seasonal movement of birds from one region to another is known as migration. They do this forfood and nesting._______ Is The Seasonal Movement Of Birds From One Region To...
Question 10. Stick insects avoid predators by camouflage.
  1.    True
  2.    False
  3.    whale
  4.    pufferfish
 Discuss Question
Answer: Option A. -> True
:
A
A stick insect blends with its surroundings amongst tree branches and twigs. This is called camouflage.Camouflageis a type of coloration or pattern that helps an animal blend in with its surroundings.
Stick Insects Avoid Predators By Camouflage.

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