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प्रश्न
Construct a crossword puzzle of your own using the keywords.
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उत्तर
Across:
- Essential for human survival, found in rivers, lakes, and oceans.
Answer: Water (1 Across) - A natural source of water flows towards an ocean, a lake, or another river.
Answer: River (4 Across) - The process by which water vapour becomes liquid.
Answer: Condense (5 Across) - A large natural body of water surrounded by land.
Answer: Lake (7 Across) - Underground layer of water-bearing rock.
Answer: Aquifer (8 Across)
Down:
- The continuous movement of water on, above, and below the surface of the Earth.
Answer: Cycle (1 Down) - Frozen water falling from the sky in flakes.
Answer: Snow (2 Down) - The solid form of water.
Answer: Ice (3 Down) - The largest body of saltwater covers most of the Earth's surface.
Answer: Ocean (6 Down) - Tiny droplets of water suspended in the atmosphere form clouds.
Answer: Vapor (9 Down) Filled crossword Grid
Filled crossword Grid:
Here is the filled grid based on the answers:

Explanation:
- 1 Across (Water): Essential for human survival.
- 4 Across (River): Natural source flowing towards larger bodies.
- 5 Across (Condense): Process of vapour becoming liquid.
- 7 Across (Lake): Large natural body of water.
- 8 Across (Aquifer): Underground water-bearing rock.
- 1 Down (Cycle): Continuous movement of water.
- 2 Down (Snow): Frozen water in flakes.
- 3 Down (Ice): Solid form of water.
- 6 Down (Ocean): The largest body of saltwater.
- 9 Down (Vapor): Tiny droplets in the atmosphere.
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संबंधित प्रश्न
Name the gas produced when fossil fuel is burnt.
Give reason of Icebergs float on ocean water.
Two gases found dissolved in natural water are
What do you mean by water pollution ?
Why is water considered a compound?
How is aquatic life benefited by the fact that water has maximum density at 4oC?
Of the total water available on the earth, fresh water forms ______ percent.
Give a balanced equation for the following conversion:
Sulphur dioxide to sulphurous acid using a neutral liquid.
Complete the statement by filling the blank with the correct word from the option.
Solubility of most solids ___ with rise in temperature.
Name one substance which is ‘deliquescent’.
Give a reason for the following:
Efflorescence is minimum during humid conditions.
Match the terms in List I with the correct answers in List II.
| List I | List II |
| 1. Solubility in a given solvent decreases with an increase in temperature. | A: Na2SO4.10H2O |
| 2. A white efflorescent crystal | B: NaOH |
| 3. A hygroscopic dehydrating agent | C: Ca(HCO3)2 |
| 4. A deliquescent alkali | D: conc. H2SO4 |
| 5. A substance present in temporary hard water | E: CaSO4 |
37% of our brain‛s mass consists of water.
Water levels in rivers increase greatly during ______.
Nitrogen is used for the treatment of drinking water.
Rivers from land, add minerals to seawater. Discuss how?
State whether the following statement is True or False. If false, write the correct statement.
Rapid growth of industries is one of the causes for water shortage
A man travelling on a train threw an empty packet of food on the platform. Do you think this is a proper waste disposal method? Elaborate.
Why should we not throw used tea leaves into sink?
Fill in the blanks in the following statements using words given in the box.
| air, handpumps, cholera, water, large, ground |
A very ______ number of our people defecate in the open. It may cause ______ pollution and soil pollution. Both the surface water and ______ water get polluted. ______ water is the source for wells, tubewells and ______. Thus it becomes the most common route for ______ borne diseases like ______, dysentery, etc.
