Imp Questions For All Chapters – General Science Class 6
The Living World
Short Questions
1. What do living things need to grow?
Answer : Food and water.
2. How do plants make their own food?
Answer : Through photosynthesis.
3. Which gas do plants take in during photosynthesis?
Answer : Carbon dioxide.
4. What do animals use to breathe?
Answer : Lungs, gills, or skin.
5. Which plant part helps in photosynthesis?
Answer : Leaves.
6. What do animals that eat plants called?
Answer : Herbivores.
7. Name one example of an animal that hunts other animals.
Answer : Tiger.
8. What is the process of removing waste from the body called?
Answer : Excretion.
9. How do fish breathe?
Answer : Through gills.
10. What is the main characteristic of living things?
Answer : Growth, movement, and reproduction.
11. Do plants move?
Answer : Yes, but slowly.
12. What is the basic unit of life?
Answer : Cell.
13. What is the lifespan of a giant turtle?
Answer : About 170 years.
14. Which small organisms have only one cell?
Answer : Amoeba and Paramecium.
15. Which animal has the shortest lifespan?
Answer : Mayfly (1 to 24 hours).
Long Questions
1. How do plants and animals grow?
Answer : Plants grow throughout their life by increasing in height and width. Animals grow only for a certain period and then stop growing.
2. What is respiration in living things?
Answer : Respiration is the process of inhaling oxygen and exhaling carbon dioxide. Animals use organs like lungs or gills, while plants respire through tiny pores in their leaves and stems.
3. What is reproduction, and why is it important?
Answer : Reproduction is the process by which living things produce offspring. It helps in maintaining the survival of species on Earth.
4. What are the harmful effects of some plants and animals?
Answer : Some plants, like the datura plant, are poisonous. Mosquitoes and flies spread diseases, and wild animals like tigers can be dangerous to humans.
5. Why is excretion important for living things?
Answer : Excretion removes waste substances from the body. If these waste materials are not removed, they can harm the organism and affect its health.
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