Start learning →

UPSC CSE Science & Technology — practice questions — page 3

Explore 240 free Science & Technology questions in UPSC CSE Geography. Open each question or exercise to read its content, reference answers and available explanation.

Practise Science & Technology with Quill →

Science & Technology questions and exercises with answers

Showing questions 61–90 of 240.

Incoming solar radiation received by the earth is termed:Read the answer and worked solution →On average the earth receives how many calories per sq cm per minute at the top of the atmosphere?Read the answer and worked solution →The earth is farthest from the sun, at 152 million km, on which date?Read the answer and worked solution →The earth's position nearest to the sun is called:Read the answer and worked solution →At perihelion, how far is the earth from the sun?Read the answer and worked solution →The red of the rising sun and the blue of the sky result from:Read the answer and worked solution →Insolation at the surface is about 320 W per sq m in the tropics and about how much at the poles?Read the answer and worked solution →Maximum insolation is received over which regions?Read the answer and worked solution →Heating of air in contact with the warm ground, layer by layer, is called:Read the answer and worked solution →Vertical heating of the atmosphere by rising air currents is called:Read the answer and worked solution →Heat transfer through horizontal movement of air is called:Read the answer and worked solution →The hot summer loo of northern India is the outcome of which process?Read the answer and worked solution →Of 100 units of insolation, roughly how many are reflected back to space before reaching the surface?Read the answer and worked solution →The reflected share of solar radiation is called the earth's:Read the answer and worked solution →How many of the 100 units of insolation are absorbed by the earth's surface?Read the answer and worked solution →A surplus of net radiation exists between which latitudes?Read the answer and worked solution →The normal lapse rate of temperature with height is:Read the answer and worked solution →Compared to land, the sea gets heated:Read the answer and worked solution →Lines on a map joining places with equal temperature are:Read the answer and worked solution →Which warm currents make the North Atlantic warmer, bending January isotherms north?Read the answer and worked solution →The highest annual temperature range, over 60 C, in north-eastern Eurasia is due to:Read the answer and worked solution →The least annual temperature range, about 3 C, is found between 20 S and:Read the answer and worked solution →Catch the heat transfersRead the answer and worked solution →Pop the temperature controlsRead the answer and worked solution →Run the heat budgetRead the answer and worked solution →Slice the radiation wordsRead the answer and worked solution →Aphelion or perihelionRead the answer and worked solution →Sort the heating processesRead the answer and worked solution →Type the numberRead the answer and worked solution →Heat balance bingoRead the answer and worked solution →

Worked practice questions

Incoming solar radiation received by the earth is termed:

  1. Insolation
  2. Advection
  3. Conduction
  4. Radiation
Show answer and solution

Correct answer: A. Insolation

1. It arrives mostly in short wavelengths. 2. The short term is insolation. 3. The earth radiates it back in long waves. _Source: syllabus Fundamentals of Physical Geography, Chapter 9, Solar Radiation, Heat Balance and Temperature._

Open this question →

On average the earth receives how many calories per sq cm per minute at the top of the atmosphere?

  1. 3.94
  2. 1.94
  3. 2.94
  4. 0.94
Show answer and solution

Correct answer: B. 1.94

1. The sun's rays fall obliquely on the geoid. 2. The figure is 1.94 calories. 3. It varies slightly with earth-sun distance. _Source: syllabus Fundamentals of Physical Geography, Chapter 9, Solar Radiation, Heat Balance and Temperature._

Open this question →

The earth is farthest from the sun, at 152 million km, on which date?

  1. 4th July
  2. 3rd January
  3. 21st June
  4. 22nd Dec
Show answer and solution

Correct answer: A. 4th July

1. This position is called aphelion. 2. Aphelion falls on 4th July. 3. Perihelion is on 3rd January. _Source: syllabus Fundamentals of Physical Geography, Chapter 9, Solar Radiation, Heat Balance and Temperature._

Open this question →

How to practise

  1. Choose a Science & Technology question and try to work out your answer.
  2. Open the question to check the correct answer and read its worked solution.
  3. Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account.

More Geography topics

Indian GeographyPhysical GeographyEnvironment & EcologyIndian EconomyIndian DemographicsWorld GeographyPhysiographyPopulation