Topic Details (Notes format)

Water: A Precious Resource

Subject: General Science

Book: NCERT Science Class 7

Water is essential for life and must be conserved.
- **Uses of Water**:
- Drinking, agriculture, industry.
- **Water Cycle**:
- Evaporation, condensation, precipitation.
- **Water Scarcity**:
- Overuse, pollution, climate change affect availability.

**Possible Exam Questions:**
1. Explain the steps of the water cycle.
2. Why is water conservation important?
3. How does groundwater depletion affect agriculture?
4. What are the causes of water scarcity?
5. Discuss methods to save water.

Practice Questions

Which part of the human eye is responsible for focusing light on the retina?

View Question

Which organ stores and releases glucose in the human body?

View Question

What is the boiling point of water at standard atmospheric pressure?

View Question

Which process describes the splitting of a nucleus into smaller nuclei?

View Question

Which vitamin is essential for calcium absorption?

View Question

What type of macromolecule is an enzyme?

View Question

Which element has the highest electrical conductivity?

View Question

Which planet has the strongest gravitational force?

View Question

Which gas is used in the process of welding?

View Question

What is the chemical formula of water?

View Question