Answer the following questions in one word or one sentence.
1. Where is bile produced?
2. Which part of Amoeba helps in capturing the food particles?
3. Why do metallic pans have plastic handles?
4. What is the SI unit of heat?
5. Which acid is injected into our body by an ant sting that causes pain?
6. Define galvanisation.
7. What type of change is photosynthesis?
8. Which soil horizon contains humus?
9. Name the organism which breath through the skin.
10. Write the function of platelets.
Answers
Answer- The above question is from Science chapters of class 7.
Given question: Answer the following questions in one word or one sentence.
1. Where is bile produced?
2. Which part of Amoeba helps in capturing the food particles?
3. Why do metallic pans have plastic handles?
4. What is the SI unit of heat?
5. Which acid is injected into our body by an ant sting that causes pain?
6. Define galvanisation.
7. What type of change is photosynthesis?
8. Which soil horizon contains humus?
9. Name the organism which breathes through the skin.
10. Write the function of platelets.
Answer: 1. Bile is produced in liver.
2. Pseudopodia (false feet), finger-like projections help Amoeba in capturing the food particles.
3. When food is being cooked in metallic pan, the pan may get hot and being good conductor of heat, this can burn our hand on touching it. So, to avoid burning of hand, metallic pans have plastic handles which are bad conductors of heat.
4. SI unit of heat is Joule (J).
5. Formic/Methanoic acid is injected into our body by an ant sting that causes pain.
6. The process of avoiding rust on iron or steel metals by applying a coating of Zinc is called galvanisation.
7. Photosynthesis is a chemical change.
8. Top soil contains humus.
9. The the organism which breathes through the skin is earthworm.
10. Platelets are the blood cells which help in clotting of the blood coming out due to any sort of injury.