Geology 4

1. What is a key use of seawater?

• a) Drinking water

• b) Irrigation for crops

• • c) Fish, salt, and other marine products

• • d) Groundwater replenishment

2. Why might surface water need to be treated before use?

• • a) Because it is always salty

• • b) Because it is often polluted or contaminated

• c) Because it is difficult to access

• • d) Because it is too clean to drink

3. 3. The water cycle involves processes such as evaporation, condensation, and precipitation.

• TRUE

• FALSE

4. 4. What is the primary difference between freshwater and seawater?

• a) Freshwater contains high levels of dissolved salts, while seawater contains low levels

• • b) Freshwater is used in industrial processes, while seawater is not

• c) Freshwater has low levels of dissolved salts, while seawater has high levels

• • d) Freshwater comes from oceans, while seawater comes from rivers

5. 5. Which soil type warms up quickly in spring and is ideal for drought-tolerant plants?

• • A) Clay soil

• B) Loamy soil

• • C) Sandy soil

• • D) Peaty soil

1. 6. Water is important only for drinking and is not needed for cleaning, cooking, or agriculture.

• TRUE

• FALSE

7. 7. Which soil type retains water well but can become hard and compacted when dry?
   

• • A) Sandy soil

• • B) Loamy soil

• • C) Clay soil

• • D) Silty soil

8. 8. Which type of soil is considered the best for growing most plants due to its balance of moisture retention, drainage, and nutrients?
   

• • A) Sandy soil

• • B) Clay soil

• • C) Loamy soil

• • D) Peaty soil

1. 9. Evaporation is the process by which water vapor cools and forms clouds in the atmosphere.

• TRUE

• FALSE

10. 10. What is the primary role of the process of evaporation in the water cycle?

• • A) It causes water to freeze and form ice

• • B) It moves water from the surface of Earth into the atmosphere

• • C) It converts water vapor into liquid water

• • D) It releases energy into the atmosphere