Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8th
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Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 2 - Hydrologic Cycle [Latest edition]

Chapters

Class 8th Social Science Answers Guide - Shaalaa.com
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Chapter 2: Hydrologic Cycle

Evaluation
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Evaluation [Pages 110 - 111]

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide Chapter 2 Hydrologic CycleEvaluation [Pages 110 - 111]

Choose the Correct answer

Evaluation | Q I. 1 | Page 110

The process in which the water moves between the oceans, atmosphere, and land is called.

  • River Cycle

  • Hydrologic Cycle

  • Rock Cycle

  • Life Cycle

Evaluation | Q I. 2 | Page 110

The percentage of fresh water on the earth is ______.

  • 71

  • 97

  • 2.8

  • 0.6

Evaluation | Q I. 3 | Page 110

The process of changing of water from gaseous to liquid form is known as ______.

  • Condensation

  • Evaporation

  • Sublimation

  • Rainfall

Evaluation | Q I. 4 | Page 110

Water that flows in the sub-soil or through the ground into the streams, rivers, lakes, and oceans is termed as.

  • Condensation

  • Evaporation

  • Transpiration

  • Runoff

Evaluation | Q I. 5 | Page 110

The evaporation of water from the leaves of plants is called.

  • Transpiration

  • Condensation

  • Water vapour

  • Precipitation

Evaluation | Q I. 6 | Page 110

Water that is good enough to drink is called.

  • Groundwater

  • Surface water

  • Potable water

  • Artesian water

Fill in the blanks

Evaluation | Q II. 1 | Page 110

The degree of water vapour present in the atmosphere is known as__________.

Evaluation | Q II. 2 | Page 110

There are _____________ phases in the water cycle.

Evaluation | Q II. 3 | Page 110

The falling of water towards the earth surface from atmosphere in any form is known as ____________.

Evaluation | Q II. 4 | Page 110

The precipitation with the rain drop size of < 0.5 mm in diameter is known as _______________.

Evaluation | Q II. 5 | Page 110

Mist is denser than _______________.

Evaluation | Q III | Page 110

Match the following

1. Vegetation Clouds
2. Condensation Sleet
3. Snow and raindrops At the surface
4. Infiltration Transpiration

Choose the correct statement

Evaluation | Q IV | Page 110

Evaporation refers to

  1. The process in which the gaseous form of water changes into liquid form
  2. It refers to the process in which the liquid form of water changes into a gaseous form.
  3. Water boils at 100o C temperature but, it actually begins to evaporate at 0o C.
  4. It is responsible for the formation of clouds.
  • I and IV are correct

  • II only correct

  • II and III are correct

  • All are correct

State whether the following statements are True or False

Evaluation | Q V. 1 | Page 111

Water boils at 212° F temperature but, it begins to evaporate at 32° F.

  • True

  • False

Evaluation | Q V. 2 | Page 111

Mist is not the tiny droplets of water hanging in the air.

  • True

  • False

Evaluation | Q V. 3 | Page 111

The sub-surface runoff is usually referred as interflow.

  • True

  • False

Answer briefly

Evaluation | Q VI. 1 | Page 111

Write a short note on aquifer.

Evaluation | Q VI. 2 | Page 111

Define “ hydrological cycle”.

Evaluation | Q VI. 3 | Page 111

How is the dew formation takes place?

Evaluation | Q VI. 4 | Page 111

Write a short note on surface run-off.

Give reasons

Evaluation | Q VII. 1 | Page 111

Infiltration of water is low in the region of non-porous soil.

Evaluation | Q VII. 2 | Page 111

Fresh water is less on the earth.

Evaluation | Q VII. 3 | Page 111

Snowfall is common in the polar region and mountainous regions.

Answer in a paragraph

Evaluation | Q VIII. 1 | Page 111

Explain the different stages involved in the hydrological cycle.

Evaluation | Q VIII. 2 | Page 111

Distinguish between evaporation and transpiration.

Evaluation | Q VIII. 3 | Page 111

Give a detailed explanation on different forms of precipitation.

Evaluation | Q VIII. 4 | Page 111

Explain the run-off.

Evaluation | Q VIII. 4 | Page 111

Explain the types of run-off.

Activity

Evaluation | Q IX | Page 111

Find out the missing components of hydrologic cycle in the given diagram and fill it up appropriately.

Chapter 2: Hydrologic Cycle

Evaluation
Class 8th Social Science Answers Guide - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 2 - Hydrologic Cycle

Tamil Nadu Board Samacheer Kalvi solutions for Class 8th Social Science Answers Guide chapter 2 (Hydrologic Cycle) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Tamil Nadu Board of Secondary Education Class 8th Social Science Answers Guide solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in Class 8th Social Science Answers Guide chapter 2 Hydrologic Cycle are Hydrologic Cycle Or Water Cycle, Water on the Earth, Hydrologic Cycle Or Water Cycle, Components of Hydrologic Cycle, Precipitation.

Using Tamil Nadu Board Samacheer Kalvi Class 8th solutions Hydrologic Cycle exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Tamil Nadu Board Samacheer Kalvi Solutions are important questions that can be asked in the final exam. Maximum students of Tamil Nadu Board of Secondary Education Class 8th prefer Tamil Nadu Board Samacheer Kalvi Textbook Solutions to score more in exam.

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