Science Olympiad practice tests for Class 3 Chapter Plants and Animals
Multiple Choice Questions (MCQs): Practice Test
Which of the following animals swallows its food?
What is the main function of leaves in a plant?
Which part of a radish do we eat, and what type of structure is it?
A food chain always starts with:
What is the purpose of stomata in leaves?
How do grasshoppers breathe, and what happened to the grasshopper in a glass tank without air?
What type of animals are cow, buffalo, and giraffe in terms of their diet?
Why are leaves often referred to as the “kitchen of the plant”?
What do plants do with the help of chlorophyll in their leaves?
How do lions and hyenas obtain their food?
What happens when an earthworm swallows soil?
What do grasshoppers require for their survival?
Science Olympiad practice tests for Class 3 Chapter Plants and Animals
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Questions in the Quiz
Which of the following animals swallows its food?
- Rabbit
- Frog
- Rat
Answer: c) Frog
What is the main function of leaves in a plant?
- Storing food for the plant
- Producing new branches in adult plants
- Making food for the plant through photosynthesis
Answer: d) Making food for the plant through photosynthesis
Which part of a radish do we eat, and what type of structure is it?
- Leaves – Modified into spines
- Roots – Swollen
- Stems – Underground
Answer: b) Roots – Swollen
A food chain always starts with:
- Carnivores
- Herbivores
- Plants
Answer: d) Plants
What is the purpose of stomata in leaves?
- Absorbing sunlight
- Exchanging gases
- Storing food
Answer: b) Exchanging gases
How do grasshoppers breathe, and what happened to the grasshopper in a glass tank without air?
- They breathe through their skin, and it survived.
- They breathe through their lungs, and it died.
- They breathe through spiracles, and it died.
Answer: d) They breathe through spiracles, and it died.
