Which of the following processes are responsible for transferring water from the Earth's surface into the atmosphere? 1. Condensation 2. Transpiration 3. Evaporation 4. Precipitation Select the correct answer using the code given below:

The correct option is (b) 2 and 3 only. Explanation The movement of water within the Earth's system is governed by the Hydrological Cycle. This cycle involves the continuous exchange of water between the atmosphere, land, and oceans. The specific direction of water movement-whether from the surface to the atmosphere or vice versa-determines the role of each process. Analysis of the Processes: - 1. Condensation (Incorrect): Condensation is the process by which water vapor in the air changes into liquid water. This typically occurs in the atmosphere to form clouds or near the ground to form dew or fog. It represents a phase change within the atmosphere or a transition towards precipitation, not a transfer from the surface to the atmosphere. - 2. Transpiration (Correct): Transpiration is the biological process through which plants release water vapor into the atmosphere through stomata in their leaves. This effectively transfers water from the soil (surface) into the air. - 3. Evaporation (Correct): Evaporation is the physical process by which liquid water from oceans, lakes, and soil changes into water vapor. This is the primary mechanism for transferring water from the Earth's surface into the atmosphere. - 4. Precipitation (Incorrect): Precipitation refers to water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. This process transfers water from the atmosphere back to the Earth's surface. Key Takeaway: Evaporation and Transpiration (collectively termed Evapotranspiration) add moisture to the atmosphere from the surface, whereas Precipitation returns moisture to the surface.

Which of the following processes… - NCERT Class 6 Environment & Ecology MCQ

NCERT Class 6 Environment & Ecology — Chapter 1: Water

mcqeasy

Which of the following processes are responsible for transferring water from the Earth's surface into the atmosphere?

Condensation
Transpiration
Evaporation
Precipitation

Select the correct answer using the code given below:

NCERT textbook question

From NCERT Science - class 6 · Page 140

Options

A1 and 2 only
B2 and 3 only
C3 and 4 only
D1, 2, 3 and 4

Did you get this right?

Solution

The correct option is (b) 2 and 3 only.

Explanation

The movement of water within the Earth's system is governed by the Hydrological Cycle. This cycle involves the continuous exchange of water between the atmosphere, land, and oceans. The specific direction of water movement-whether from the surface to the atmosphere or vice versa-determines the role of each process.

Analysis of the Processes:

1. Condensation (Incorrect): Condensation is the process by which water vapor in the air changes into liquid water. This typically occurs in the atmosphere to form clouds or near the ground to form dew or fog. It represents a phase change within the atmosphere or a transition towards precipitation, not a transfer from the surface to the atmosphere.
2. Transpiration (Correct): Transpiration is the biological process through which plants release water vapor into the atmosphere through stomata in their leaves. This effectively transfers water from the soil (surface) into the air.
3. Evaporation (Correct): Evaporation is the physical process by which liquid water from oceans, lakes, and soil changes into water vapor. This is the primary mechanism for transferring water from the Earth's surface into the atmosphere.
4. Precipitation (Incorrect): Precipitation refers to water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. This process transfers water from the atmosphere back to the Earth's surface.

Key Takeaway:

Evaporation and Transpiration (collectively termed Evapotranspiration) add moisture to the atmosphere from the surface, whereas Precipitation returns moisture to the surface.

Your note

More from Chapter 1: Water

What happens to the water that falls on land as rain and snow? 1. Most of it ultimately flows back to the oceans. 2. None of the rainwater seeps into the ground. 3. It remains permanently on the land surface to form lakes. Select the correct answer using the code given below:

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How does rapid industrialization primarily affect freshwater availability?

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With reference to heavy rains and floods, consider the following statements: 1. Heavy rains can lead to a rise in the water level of rivers and lakes. 2. Floods are generally beneficial for the survival of soil-dwelling animals. 3. Animals living in water can get carried away to land areas during floods and die when water recedes. Which of the statements given above is/are correct?

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What causes the formation of water droplets on the outer surface of a container filled with ice-cold water?

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Which of the following factors contribute to the decreasing availability of usable water? 1. Rising population. 2. Industries consume a negligible amount of water compared to domestic use. 3. Food production requires no water resources. Select the correct answer using the code given below:

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