MCQ Questions for Class 7 Science with Answers<\/a> are prepared as per the Latest Exam Pattern. Students can solve these Soil Class 7 MCQs Questions with Answers and assess their preparation level.<\/p>\nSoil Class 7 MCQs Questions with Answers<\/h2>\n
Solving the Soil Multiple Choice Questions of Class 7 Science Chapter 9 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Soil Class 7 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 9 Science Class 7 and cross-check your answers during preparation.<\/p>\n
Question 1.
\nThe rotten dead matter in the soil is called:
\n(a) organic matter
\n(b) sand
\n(c) humus
\n(d) silt<\/p>\n\nAnswer<\/span><\/summary>\n(a) organic matter
\nClay soil when felt with your hand, will be the smoothest.<\/p>\n<\/details>\n
\nQuestion 2.
\nSoil is formed from the parent rock material by a very slow and gradual process called:
\n(a) processing
\n(b) weathering
\n(c) breaking
\n(d) cutting<\/p>\n\nAnswer<\/span><\/summary>\n(b) weathering
\nThe rotten dead matter in the soil is called sand.<\/p>\n<\/details>\n
\nQuestion 3.
\nThe uppermost layer of earth’s crust, in which plants grow is:
\n(a) soil
\n(b) land
\n(c) water
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(b) land
\nSoil is formed from the parent rock material by a gradual process called weathering.<\/p>\n<\/details>\n
\nQuestion 4.
\nThe uses of soil are:
\n(a) soil gives crop
\n(b) soil gives support to buildings
\n(c) toys can be made from soil
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) soil gives crop
\nThe uppermost layer of earth\u2019s crust, in which plants grow is soil.<\/p>\n<\/details>\n
\nQuestion 5.
\nSoil is polluted by:
\n(a) air
\n(b) water
\n(c) polythene bags
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(d) none of these
\nThe uses of soil are they gives crop, support to buildings and to make toys.<\/p>\n<\/details>\n
\nQuestion 6.
\nA vertical section through different layers of the soil is:
\n(a) horizons
\n(b) soil profile
\n(c) both (a) and (b)
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(c) both (a) and (b)
\nSoil is polluted by polythene bags<\/p>\n<\/details>\n
\nQuestion 7.
\nDifferent layers of the soil differs in feels colours, depth and chemical composition are:
\n(a) horizons
\n(b) soil profile
\n(c) weathering
\n(d) can\u2019t say<\/p>\n\nAnswer<\/span><\/summary>\n(b) soil profile
\nA vertical section through different layers of soil is soil profile.<\/p>\n<\/details>\n
\nQuestion 8.
\nWhat kind of soil should be used for making matkas and surahis ?
\n(a) clayey soil
\n(b) loamy soil
\n(c) sandy soil
\n(d) can\u2019t say<\/p>\n\nAnswer<\/span><\/summary>\n(a) clayey soil
\nDifferent layers of soil differs in feel, colour, depth and chemical composition are horizons.<\/p>\n<\/details>\n
\nQuestion 9.
\nThe forumla used to calculate the rate of percolation is:
\n(a) percolation rate = amount of water (ml) percolation time (min)
\n(b) percolation rate = amount of water X percolation time 1
\n(c) percolation rate = amount of water X percolation time
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) percolation rate = amount of water (ml) percolation time (min)
\nClayey soil should be used for making matkas and surahis.<\/p>\n<\/details>\n
\nQuestion 10.
\nWhich type of soil will allow water to reach a well faster and in greater amount ?
\n(a) clayey soil
\n(b) sandy soil
\n(c) loamy soil
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) clayey soil
\nPercolation rate = amount of water (ml) percolation time (min) Sandy soil allow water to reach a well faster and is greater amount.<\/p>\n<\/details>\n
\nQuestion 11.
\nWhich type of soil retains the highest amount of water ?
\n(a) clayey soil
\n(b) sandy soil
\n(c) loamy soil
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(b) sandy soil
\nClayey soil retains the highest amount of water.<\/p>\n<\/details>\n
\nQuestion 12.
\nWhich type of soil retains the least amount of water ?
\n(a) sandy soil
\n(b) loamy soil
\n(c) clayey soil
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) sandy soil
\nSandy soil retains the least amount of water.<\/p>\n<\/details>\n
\nQuestion 13.
\nRain water can be percolated by making:
\n(a) big holes
\n(b) small holes
\n(c) tanks
\n(d) wells<\/p>\n\nAnswer<\/span><\/summary>\n(a) big holes
\nRain water can be percolated by making small holes.<\/p>\n<\/details>\n
\nQuestion 14.
\nWind, rainfall,’temperature, light and humidity affect the:
\n(a) soil
\n(b) water
\n(c) air
\n(d) mountains<\/p>\n\nAnswer<\/span><\/summary>\n(b) water
\nWind, rainfall, temperature, light and humidity affect soil.<\/p>\n<\/details>\n
\nQuestion 15.
\nLoamy soil is most suitable for planting:
\n(a) rice crop
\n(b) pulses crop
\n(c) cotton crop
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) rice crop
\nLoamy soil is most suitable for planting rice crop.<\/p>\n<\/details>\n
\nQuestion 16.
\nThe removal of land surface by water, wind or ice is known as:
\n(a) soil erosion
\n(b) horizons
\n(c) humus
\n(d) rocks<\/p>\n\nAnswer<\/span><\/summary>\n(a) soil erosion
\nThe removal of land surface by water, wind or ice is known as soil erosion.<\/p>\n<\/details>\n
\nQuestion 17.
\nThe hard layer of rocks below the C horizon is called:
\n(a) bottom rock
\n(b) substratum
\n(c) bed rock
\n(d) gravel<\/p>\n\nAnswer<\/span><\/summary>\n(a) bottom rock
\nThe hard layer of rocks below the C-horizon is called gravel.<\/p>\n<\/details>\n
\nQuestion 18.
\nSoil carried from else where and deposits them in the:
\n(a) substratum
\n(b) B horizon
\n(c) C horizon
\n(d) transported soil<\/p>\n\nAnswer<\/span><\/summary>\n(d) transported soil
\nSoil carried from else where and deposits them in the transported soil.<\/p>\n<\/details>\n
\nQuestion 19.
\nRain water washes off minerals and deposits them in the:
\n(a) substratum
\n(b) B horizon
\n(c) C horizon
\n(d) R horizon<\/p>\n\nAnswer<\/span><\/summary>\n(d) R horizon
\nRainwater washes off minerals and deposits them in the B-horizon.<\/p>\n<\/details>\n
\nQuestion 20.
\nWhich soil is found in the fertile plains of Punjab and Uttar Pradesh ?
\n(a) red Soil
\n(b) black soil
\n(c) alluvial soil
\n(d) leteritic soil<\/p>\n\nAnswer<\/span><\/summary>\n(b) black soil
\nAlluvial soil is found in fertile plains of Punjab and Uttar Pradesh.<\/p>\n<\/details>\n
\nQuestion 21.
\nThe colour of red soil is due to presence of:
\n(a) minerals
\n(b) iron oxide
\n(c) vitamins
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(c) vitamins
\nThe colour of red soil is due to presence of iron oxide.<\/p>\n<\/details>\n
\nQuestion 22.
\nBacteria, fungi, algael and tiny organisms called:
\n(a) humus
\n(b) protozoans
\n(c) biota
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(b) protozoans
\nBacteria, fungi, algael and tiny organisms called protozoans.<\/p>\n<\/details>\n
\nQuestion 23.
\nThe best kind of soil for plant growth is:
\n(a) loamy soil
\n(b) clayey soil
\n(c) sandy soil
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) loamy soil
\nThe best kind of soil is loamy soil.<\/p>\n<\/details>\n
\nQuestion 24.
\nTo improve the capacity to hold water ……………………. is added to the soil:
\n(a) rocks
\n(b) humus
\n(c) gravel
\n(d) sand<\/p>\n\nAnswer<\/span><\/summary>\n(b) humus
\nHumus improve the capacity to hold water.<\/p>\n<\/details>\n
\nQuestion 25.
\nBreaking down of rock to form soil is caused by:
\n(a) water
\n(b) air
\n(c) temperature
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(d) all of these
\nAll of these is caused by breaking down of rock.<\/p>\n<\/details>\n
\nQuestion 26.
\nCause of soil erosion is:
\n(a) less rainfall
\n(b) excess of vegetation
\n(c) lack of vegetation
\n(d) plenty of rocks<\/p>\n\nAnswer<\/span><\/summary>\n(c) lack of vegetation
\nCause of soil erosion is lack of vegetation.<\/p>\n<\/details>\n
\nQuestion 27.
\nHumus is present in:
\n(a) bad rock
\n(b) gravel
\n(c) topsoil
\n(d) subsoil<\/p>\n\nAnswer<\/span><\/summary>\n(c) topsoil
\nHumus is present in top soil.<\/p>\n<\/details>\n
\nQuestion 28.
\nHumus is made up of:
\n(a) inorganic matter
\n(b) loose soil
\n(b) sub soil
\n(c) gravel
\n(d) bad rock<\/p>\n\nAnswer<\/span><\/summary>\n(c) gravel
\nHumus is made up of decayed plants and animals.<\/p>\n<\/details>\n
\nQuestion 29.
\nFertility of soil is increased by the presence of:
\n(a) bacteria
\n(b) fungi
\n(c) insects
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) bacteria
\nThe layer of soil where plants growth takes place is top soil.<\/p>\n<\/details>\n
\nQuestion 30.
\naerates the soil and allows the air to reach the roots of plants:
\n(a) earthworm
\n(b) becteria
\n(c) fungi
\n(d) virus<\/p>\n\nAnswer<\/span><\/summary>\n(d) virus
\nFertility of soil is increased by presence of all bacteria, fungi and insects.<\/p>\n<\/details>\n
\nQuestion 31.
\nFor growing pulses the soil required is:
\n(a) sandy
\n(b) clayey
\n(c) loamy
\n(d) all of these<\/p>\n\nAnswer<\/span><\/summary>\n(a) sandy
\nEarthworm aerates the soil and allows the air to reach the roots of plants.<\/p>\n<\/details>\n
\nQuestion 32.
\nIn addition to the rock particles, the soil contains:
\n(a) air and water
\n(b) water and minerals
\n(c) minerals, organic matter, air and water
\n(d) water, air and plants<\/p>\n\nAnswer<\/span><\/summary>\n(c) minerals, organic matter, air and water
\nFor growing the pulses the soil required is loamy.<\/p>\n<\/details>\n
\nQuestion 33.
\nThe water holding capacity is the highest in:
\n(a) clayey soil
\n(b) sandy soil
\n(c) loamy soil
\n(d) mixture of sand and loam<\/p>\n\nAnswer<\/span><\/summary>\n(c) loamy soil
\nIn addition to the rock particles, the soil contains minerals, organic matter, air and water.<\/p>\n<\/details>\n
\nQuestion 34.
\nThe smallest particles of rock form the:
\n(a) A-horizon
\n(b) B-horizon
\n(c) C-horizon
\n(d) D-horizon<\/p>\n\nAnswer<\/span><\/summary>\n(a) A-horizon
\nThe water holding capacity is the highest in clayey soil.<\/p>\n<\/details>\n
\nQuestion 35.
\nWhich of these has the smallest size of particles:
\n(a) sand
\n(b) clay
\n(c) silt
\n(d) gravel<\/p>\n\nAnswer<\/span><\/summary>\n(a) sand
\nThe smallest particles of rock form the A-horizon.<\/p>\n<\/details>\n
\nQuestion 36.
\nWhat kind of soil is best for growing cotton ?
\n(a) sandy
\n(b) clayey
\n(c) loamy
\n(d) loamy-sandy<\/p>\n\nAnswer<\/span><\/summary>\n(b) clayey
\nClay has the smallest size of particles.<\/p>\n<\/details>\n
\nQuestion 37.
\nHumus and the smallest particles of rock form the upper layer of soil called:
\n(a) parent rock
\n(b) sub soil
\n(c) top soil
\n(d) none of these<\/p>\n\nAnswer<\/span><\/summary>\n(d) none of these
\nLoamy and sandy soil is best for growing cotton.<\/p>\n<\/details>\n
\nQuestion 38.
\nWhich layer of the soil has most nutrients for plants ?
\n(a) top soil
\n(b) subsoil
\n(c) parent soil
\n(d) bad rock<\/p>\n\nAnswer<\/span><\/summary>\n(c) parent soil
\nHumus and the smallest particles of rock form the upper layer of soil is called top soil.<\/p>\n<\/details>\n
\nQuestion 39.
\nWhich soil has the right water holding capacity for plant growth:
\n(a) clayey soil
\n(b) sandy soil
\n(c) loamy soil
\n(d) same for all<\/p>\n\nAnswer<\/span><\/summary>\n(a) clayey soil
\nTop soil has most nutrients for plants.<\/p>\n<\/details>\n
\nQuestion 40.
\nWhich soil when felt with your hand will be the smoothest:
\n(a) clay
\n(b) silt
\n(c) sand
\n(d) loam<\/p>\n\nAnswer<\/span><\/summary>\n(c) sand
\nLoamy soil has the right water holding capacity for plant growth.<\/p>\n<\/details>\n
\nMatch the items in column A with column B:<\/span><\/p>\nQuestion 1.<\/p>\n
\n\n\nColumn- A<\/strong><\/td>\nColumn- B<\/strong><\/td>\n<\/tr>\n\n(a) Garden soil<\/td>\n | (i) Brown in colour<\/td>\n<\/tr>\n | \n(b) Soil from the road side<\/td>\n | (ii) Sandy<\/td>\n<\/tr>\n | \n(c) Soil from the area where construction is going on<\/td>\n | (iii) Blackish in colour<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\nAnswer<\/span><\/summary>\n\n\n\nColumn- A<\/strong><\/td>\nColumn- B<\/strong><\/td>\n<\/tr>\n\n(a) Garden soil<\/td>\n | (iii) Blackish in colour<\/td>\n<\/tr>\n | \n(b) Soil from the road side<\/td>\n | (i) Brown in colour<\/td>\n<\/tr>\n | \n(c) Soil from the area where construction is going on<\/td>\n | (ii) Sandy<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n \nQuestion 2.<\/p>\n \n\n\nColumn- A<\/strong><\/td>\nColumn- B<\/strong><\/td>\n<\/tr>\n\n(a) A home for living organisms<\/td>\n | (i) Large particles<\/td>\n<\/tr>\n | \n(b) Upper layer of the soil<\/td>\n | (ii) All kinds of soil<\/td>\n<\/tr>\n | \n(c) Sandy soil<\/td>\n | (iii) Small particles and packed tight<\/td>\n<\/tr>\n | \n(d) Middle layer of the soil<\/td>\n | (iv) Dark in colour<\/td>\n<\/tr>\n | \n(e) Clayey soil<\/td>\n | (v) Lesser amount of humus<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\nAnswer<\/span><\/summary>\n\n\n\nColumn- A<\/strong><\/td>\nColumn- B<\/strong><\/td>\n<\/tr>\n\n(a) A home for living organisms<\/td>\n | (ii) All kinds of soil<\/td>\n<\/tr>\n | \n(b) Upper layer of the soil<\/td>\n | (iv) Dark in colour<\/td>\n<\/tr>\n | \n(c) Sandy soil<\/td>\n | (i) Large particles<\/td>\n<\/tr>\n | \n(d) Middle layer of the soil<\/td>\n | (v) Lesser amount of humus<\/td>\n<\/tr>\n | \n(e) Clayey soil<\/td>\n | (iii) Small particles and packed tight<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n \nState the following statements are True or False:<\/span><\/p>\nQuestion 1. \nThe best kind of soil for plant growth is sandy soil.<\/p>\n\nAnswer<\/span><\/summary>\nFalse<\/p>\n<\/details>\n \nQuestion 2. \nTo improve the capacity to hold water humus is added to soil.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 3. \nBreaking down of rocks to form soil is caused by coal.<\/p>\n\nAnswer<\/span><\/summary>\nFalse<\/p>\n<\/details>\n \nQuestion 4. \nLack of vegetation is cause of soil erosion.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 5. \nHumus is made of inorganic matter.<\/p>\n\nAnswer<\/span><\/summary>\nFalse<\/p>\n<\/details>\n \nQuestion 6. \nHumus is present in top soil.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 7. \nThe layer of soil where plant growth takes place is top soil.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 8. \nFertility of soil is increased by the presence of fungi, insects and bacteria.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 9. \nVirus aerates the soil and allows the air to reach the roots of plants.<\/p>\n\nAnswer<\/span><\/summary>\nFalse<\/p>\n<\/details>\n \nQuestion 10. \nClayey soil is required for growing pulses.<\/p>\n\nAnswer<\/span><\/summary>\nFalse<\/p>\n<\/details>\n \nQuestion 11. \nThe removal of land surface by water wind as ice is soil erosion.<\/p>\n\nAnswer<\/span><\/summary>\nTrue<\/p>\n<\/details>\n \nQuestion 12. \nLoamy soil is most suitable for planting rice crop.<\/p>\n\n
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