7th Class Science Soil Question Bank

done Soil Total Questions - 40

• question_answer1)
  Which of these is a part of soil that is most helpful to the growth of plants?
  A)
   Humus done clear
  B)
   Sand done clear
  C)
   Clay done clear
  D)
   Small porous rocks done clear
  View Solution play_arrow

• question_answer2)
  Which of these are present in the soil and required for the growth of crops?
  A)
   Chemicals           done clear
  B)
          Pesticides           done clear
  C)
          Fertilizers           done clear
  D)
          Mineral nutrients done clear
  View Solution play_arrow

• question_answer3)
  Which of the following sequences show the correct arrangement of different layers of the soil?
  A)
                                                                        done clear
  B)
  done clear
  C)
                                                                                         done clear
  D)
                         done clear
  View Solution play_arrow

• question_answer4)
  Which of the following layers of the soil contain more humus?
  A)
   Top soil                                done clear
  B)
   Subsoil done clear
  C)
          Bed rock             done clear
  D)
          Both (B) and (C) done clear
  View Solution play_arrow

• question_answer5)
  In which of the following agricultural methods different types of crops are grown in a piece of land season after season?
  A)
   Monoculture    done clear
  B)
   Irrigation             done clear
  C)
          Crop rotation done clear
  D)
          Manuring done clear
  View Solution play_arrow

• question_answer6)
  Fungi and bacteria grow mostly in which layer of soil?
  A)
   Subsoil                                 done clear
  B)
   Top soil                done clear
  C)
          Bed rock             done clear
  D)
          All the above                    done clear
  View Solution play_arrow

• question_answer7)
  A Which of the following worms live in the soil?
  A)
   Ringworm                          done clear
  B)
   Flatworm            done clear
  C)
          Earthworm        done clear
  D)
          Silkworm done clear
  View Solution play_arrow

• question_answer8)
  A Which of the following helps in soil formation?
  A)
   Formation of rocks. done clear
  B)
   Arrangement of layers of sand. done clear
  C)
   Breaking down of rocks. done clear
  D)
   Arrangement of rocks. done clear
  View Solution play_arrow

• question_answer9)
  Which of the following is also called soil profile?
  A)
   Composition of the soil. done clear
  B)
   Texture of the soil. done clear
  C)
   Layers of the soil. done clear
  D)
   Moisture content in the soil. done clear
  View Solution play_arrow

• question_answer10)
  Which layer of soil provides shelter for many living organisms?
  A)
   A-Horizon           done clear
  B)
          B-Horizon           done clear
  C)
          C-Horizon           done clear
  D)
          Mineral done clear
  View Solution play_arrow

• question_answer11)
  Which of these soils are rich in nutrients and makes the soil fertile?
  A)
   Gravel                                  done clear
  B)
   Humus done clear
  C)
          Clay                       done clear
  D)
          Loam                    done clear
  View Solution play_arrow

• question_answer12)
  Percolation rate of water is highest in which of the following soils?
  A)
   Clay soil                               done clear
  B)
   Sandy soil           done clear
  C)
          Humus                 done clear
  D)
          Loamy soil done clear
  View Solution play_arrow

• question_answer13)
  Which soil is good at retaining water?
  A)
   S and and Clayey soil done clear
  B)
   Loamy and Sandy soil done clear
  C)
   Loamy and Clayey soil done clear
  D)
   All of these done clear
  View Solution play_arrow

• question_answer14)
  Which soil is suitable for growing cereals like wheat and gram?
  A)
   Clayey and loamy done clear
  B)
   Sandy and clayey done clear
  C)
   Sandy and loamy done clear
  D)
   Silt and sandy done clear
  View Solution play_arrow

• question_answer15)
  Which of the following crops are grown in loamy soil?
  A)
   Cereals                                done clear
  B)
   Pulses  done clear
  C)
          Vegetables        done clear
  D)
          All of these                        done clear
  View Solution play_arrow

• question_answer16)
  Which of the following soil drain water easily?
  A)
   Clayey soil          done clear
  B)
          Sandy soil           done clear
  C)
          Loamy soil          done clear
  D)
          All of these                        done clear
  View Solution play_arrow

• question_answer17)
  Which crop is grown in black soil?
  A)
   Wheat                 done clear
  B)
          Gram    done clear
  C)
          Paddy                  done clear
  D)
          Cotton                 done clear
  View Solution play_arrow

• question_answer18)
  Which soil is used to make surahi and matki?
  A)
   Sandy soil           done clear
  B)
          Loamy soil          done clear
  C)
          Clayey soil          done clear
  D)
          Silt                         done clear
  View Solution play_arrow

• question_answer19)
  Which soil is rich in humus?
  A)
   Sandy soil                           done clear
  B)
   Loamy soil          done clear
  C)
          Clayey soil          done clear
  D)
          Both (A) and (B) done clear
  View Solution play_arrow

• question_answer20)
  In which of the following processes land surface is removed by water, wind or ice?
  A)
   Soil seepage done clear
  B)
   Soil sewage done clear
  C)
   Soil erosion done clear
  D)
   Soil weathering done clear
  View Solution play_arrow

• question_answer21)
  Which of the following prevents soil erosion?
  A)
   Animals                               done clear
  B)
   Rocks   done clear
  C)
   Plants                   done clear
  D)
          Mountains done clear
  View Solution play_arrow

• question_answer22)
  Which of the following soils is well aerated?
  A)
   Sandy soil                           done clear
  B)
   Clayey soil          done clear
  C)
   Silt soil                 done clear
  D)
          Loamy soil done clear
  View Solution play_arrow

• question_answer23)
  Which of the following are the constituents of soil?
  A)
   Air and water only. done clear
  B)
   Water and plants only. done clear
  C)
   Minerals, organic matter, air and water. done clear
  D)
   Water, air and plants only. done clear
  View Solution play_arrow

• question_answer24)
  Which of the following is provided by the soil to the plants?
  A)
   Supplying them water and minerals. done clear
  B)
   Supplying them carbon dioxide. done clear
  C)
   Preparing food in their plants. done clear
  D)
   Helping them move from one place to another. done clear
  View Solution play_arrow

• question_answer25)
  Which of the following organisms makes the soil porous?
  A)
   Centipedes                        done clear
  B)
   Millepedes        done clear
  C)
   Beetles                done clear
  D)
          Earthworms done clear
  View Solution play_arrow

• question_answer26)
  What is the collective name for layers of soil?
  A)
   Sedimentation    done clear
  B)
         Weathering       done clear
  C)
   Erosion            done clear
  D)
          Soil profile done clear
  View Solution play_arrow

• question_answer27)
  Why are bacteria and fungi important to the environment?
  A)
   They decompose dead plants and animals. done clear
  B)
   They cause diseases. done clear
  C)
   They are very tiny. done clear
  D)
   They cannot be seen with naked eyes. done clear
  View Solution play_arrow

• question_answer28)
  Which type of soil is formed by the deposition of silts on river belts, which contains plenty of humus and best suited for growing wheat and rice?
  A)
   Clayey                                  done clear
  B)
   Silt                         done clear
  C)
   Sandy                   done clear
  D)
          Sandy and Silt done clear
  View Solution play_arrow

• question_answer29)
  A fertile agricultural soil appear deep coloured at the surface as compared to the soil one metre down. The reason for the colour of top soil is due to
  A)
   rich in organic matter. done clear
  B)
   fertilizers. done clear
  C)
   more moisture. done clear
  D)
   recent formation. done clear
  View Solution play_arrow

• question_answer30)
  Which of the following regulate soil formation?
  A)
   Rainfall done clear
  B)
                          Temperature done clear
  C)
                          Wind                    done clear
  D)
          All of the above done clear
  View Solution play_arrow

• question_answer31)
  Which of the following soils is a mixture of sand, clay, silt and humus?
  A)
   Clayey soil                          done clear
  B)
   Loamy soil          done clear
  C)
          Sandy soil           done clear
  D)
          All of these done clear
  View Solution play_arrow

• question_answer32)
  Based on the given information, which statement is true about the importance of soil to plants?

  (i) Soil supplies plants with food

  (ii) Soil supplies plants with minerals

  (iii) Soil supplies plants with air and water

  A)
   (i) only done clear
  B)
   (ii) and (iii) only done clear
  C)
   (i) and (ii) only done clear
  D)
   (i), (ii) and (iii) done clear
  View Solution play_arrow

• question_answer33)
  Which of the following are considered as natural tillers of the soil"?
  A)
   Earthworms done clear
  B)
   Canis lupus done clear
  C)
   Apis indica done clear
  D)
   Roundworms done clear
  View Solution play_arrow

• question_answer34)
  Study the given characteristics and identify the type of soil.

  (i) Particles are large and has large spaces between them

  (ii) Soil tend to be light, well aerated and rather dry

  A)
                           Clayey soil                          done clear
  B)
   Loamy soil          done clear
  C)
   Sandy soil           done clear
  D)
          Silt done clear
  View Solution play_arrow

• question_answer35)
  What conclusion can be made from the given information?

  Soil contains air, water, minerals and organic matter.

  A)
   Soil can support plant and animal life. done clear
  B)
   Soil cannot support life. done clear
  C)
   Soil can support only plant life. done clear
  D)
   Soil can support only animal life. done clear
  View Solution play_arrow

• question_answer36)
  Which of the following is/are the benefits of organic farming?

  (i) It does not pollute the environment

  (ii) It is easily available

  (iii) It enriches the soil with microbial growth

  A)
                           (i) only            done clear
  B)
          (ii) only                done clear
  C)
          (ii) and (iii) only   done clear
  D)
         (i), (ii) and (iii)                                   done clear
  View Solution play_arrow

• question_answer37)
  Which of the following deals with the study of soil?
  A)
   Pedology                            done clear
  B)
   Pedagogy           done clear
  C)
          Physiology         done clear
  D)
          None of these done clear
  View Solution play_arrow

• question_answer38)
  Which soil tend to be light and well aerated?
  A)
   Clayey soil          done clear
  B)
          Sandy soil           done clear
  C)
   Loamy soil          done clear
  D)
          Silt soil                 done clear
  View Solution play_arrow

• question_answer39)
  Ground water gets collected in which of the following layers of soil?
  A)
   A-horizon           done clear
  B)
          B-horizon           done clear
  C)
          C-horizon           done clear
  D)
          Both (A) and (B) done clear
  View Solution play_arrow

• question_answer40)
  The given formula \[\frac{\text{amount of water (ML)}}{\text{time in (Min)}\text{.}}\]is used to calculate which of the following processes?
  A)
   Humidity         done clear
  B)
          Climate                done clear
  C)
          Percolation rate  done clear
  D)
         Evaporation done clear
  View Solution play_arrow