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soil

soil
40問 • 2年前
  • Gwenneth Dalawampu
    • 通報

    問題一覧

  • 1

    Contour plowing helps in slowing the water runoff and prevents soil from being washed away along the slope.

    ✓

  • 2

    Some pathogens tend to build up in soil if the same crops are cultivated again and again

    c

  • 3

    The uptake of nutrients by plants also depends on the pH of soil

    ✓

  • 4

    Watering soil is a good measure of soil conservation.

    C

  • 5

    The salinity of soil increases due to insufficient accumulation of salts in the soil.

    X

  • 6

    The death of vegetation leads to soil erosion

    ✓

  • 7

    Bacteria and fungi help keep the plant healthy

    X

  • 8

    Continuous cultivation of the same crop always leads to imbalance in the fertility demands of the soil

    C

  • 9

    The process of tilling is always beneficial in mixing fertilizers in the soil, making, rows and preparing the surface for sowing

    X

  • 10

    Philippine Rice Terraces is a good manifestation of soil conservation method

    ✓

  • 11

    Denuded forest affects the quality of the soil

    ✓

  • 12

    Rotation reduces the risk of insect and disease problems, thus decreasing a pesticide dependency.

    ✓

  • 13

    Using fertilizers is good for the soil

    C

  • 14

    Soil needs to be conserved and protected only for the current generation

    X

  • 15

    Food production highly depends on soil.

    ✓

  • 16

    process of preparing soil for plowing

    Tilling

  • 17

    a leveled section of a hilly cultivated area

    Terrace

  • 18

    the method of plowing across the contour lines of a slope

    Contour Plowing

  • 19

    a method used to create terraces in which stone structures are made without using mortar for binding

    Drystone walling

  • 20

    leads to imbalance in the fertility demands of the soil.

    Same crop cultivation

  • 21

    method of growing a series of dissimilar crops in an area

    crop rotation

  • 22

    an indicator of the level of nutrients in soil.

    SoilbPh

  • 23

    a way to prevent soil erosion caused by wind

    watering

  • 24

    accumulation of salts in the soil

    salinity

  • 25

    help decompose organic material in the soil.

    bacteria

  • 26

    a combination of practices used to protect the soil from degradation.

    Soil conversation

  • 27

    Which of the following are best reasons for doing soil conservation methods? To ensure a secure food supply at reasonable prices. To improve wildlife habitat, To maintain an adequate amount of organic matter and biological life To save farmers from the effect of climate change

    I, II and III only

  • 28

    Why is planting trees help in conserving the soil? It is because it helps in maintaining soil moisture content. its roots hold the soil firmly avoiding erosion. It gives nourishment to the soil.

    all of the above

  • 29

    It is a leveled section of a hilly cultivated area

    Terracw

  • 30

    Which of the following is a process that involves planting seeds into the residue of the previous crop? Contour Farming No-Till Farming Crop Rotation Strip Cropping

    No Till Farming

  • 31

    This practice of farming on slopes considers the slope gradient and the elevation of soil along the slope. No-Till Farming Crop Rotation Strip Cropping Contour Farming

    Countour Farming

  • 32

    Which of the following is/are advantage of crop rotation? It avoids the building up of soil pathogens. It balances the fertility of soil. It maintains good pH level of the soil good for crops.

    I, II and III

  • 33

    The soil contamination can be indicated by its pH level. The statement is

    True, because it may be due to addition of acidic or basic pollutants.

  • 34

    Watering the plants is beneficial to soil because it prevents

    erosion

  • 35

    The salinity of soil increases when there is an excessive amount of acids. decreases when there is an insufficient amount of acids. increases when there is an excessive amount of salts. decreases when there is an insufficient amount of salts.

    increases when there is an excessive amount of salts

  • 36

    They are important organisms for the nitrogen cycle.

    bacteria

  • 37

    Which of the following will happen when salinity of the soil has increased? Metabolism of crops will be negatively affected. Death of vegetation will occur. Soil erosion will happen

    All

  • 38

    Different plants/ crops require certain pH level. The statement is

    true, because pH level depends on the amount of nutrients.

  • 39

    It is a method of growing a series of dissimilar crops in an area which helps in the improvement of soil structure and fertility.

    Crop Rotation

  • 40

    Which of the following is a method helps in slowing the water runoff and prevents soil from being washed away along the slope?

    Contour Farming

    • Earth's Subsystem

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    問題一覧

  • 1

    Contour plowing helps in slowing the water runoff and prevents soil from being washed away along the slope.

    ✓

  • 2

    Some pathogens tend to build up in soil if the same crops are cultivated again and again

    c

  • 3

    The uptake of nutrients by plants also depends on the pH of soil

    ✓

  • 4

    Watering soil is a good measure of soil conservation.

    C

  • 5

    The salinity of soil increases due to insufficient accumulation of salts in the soil.

    X

  • 6

    The death of vegetation leads to soil erosion

    ✓

  • 7

    Bacteria and fungi help keep the plant healthy

    X

  • 8

    Continuous cultivation of the same crop always leads to imbalance in the fertility demands of the soil

    C

  • 9

    The process of tilling is always beneficial in mixing fertilizers in the soil, making, rows and preparing the surface for sowing

    X

  • 10

    Philippine Rice Terraces is a good manifestation of soil conservation method

    ✓

  • 11

    Denuded forest affects the quality of the soil

    ✓

  • 12

    Rotation reduces the risk of insect and disease problems, thus decreasing a pesticide dependency.

    ✓

  • 13

    Using fertilizers is good for the soil

    C

  • 14

    Soil needs to be conserved and protected only for the current generation

    X

  • 15

    Food production highly depends on soil.

    ✓

  • 16

    process of preparing soil for plowing

    Tilling

  • 17

    a leveled section of a hilly cultivated area

    Terrace

  • 18

    the method of plowing across the contour lines of a slope

    Contour Plowing

  • 19

    a method used to create terraces in which stone structures are made without using mortar for binding

    Drystone walling

  • 20

    leads to imbalance in the fertility demands of the soil.

    Same crop cultivation

  • 21

    method of growing a series of dissimilar crops in an area

    crop rotation

  • 22

    an indicator of the level of nutrients in soil.

    SoilbPh

  • 23

    a way to prevent soil erosion caused by wind

    watering

  • 24

    accumulation of salts in the soil

    salinity

  • 25

    help decompose organic material in the soil.

    bacteria

  • 26

    a combination of practices used to protect the soil from degradation.

    Soil conversation

  • 27

    Which of the following are best reasons for doing soil conservation methods? To ensure a secure food supply at reasonable prices. To improve wildlife habitat, To maintain an adequate amount of organic matter and biological life To save farmers from the effect of climate change

    I, II and III only

  • 28

    Why is planting trees help in conserving the soil? It is because it helps in maintaining soil moisture content. its roots hold the soil firmly avoiding erosion. It gives nourishment to the soil.

    all of the above

  • 29

    It is a leveled section of a hilly cultivated area

    Terracw

  • 30

    Which of the following is a process that involves planting seeds into the residue of the previous crop? Contour Farming No-Till Farming Crop Rotation Strip Cropping

    No Till Farming

  • 31

    This practice of farming on slopes considers the slope gradient and the elevation of soil along the slope. No-Till Farming Crop Rotation Strip Cropping Contour Farming

    Countour Farming

  • 32

    Which of the following is/are advantage of crop rotation? It avoids the building up of soil pathogens. It balances the fertility of soil. It maintains good pH level of the soil good for crops.

    I, II and III

  • 33

    The soil contamination can be indicated by its pH level. The statement is

    True, because it may be due to addition of acidic or basic pollutants.

  • 34

    Watering the plants is beneficial to soil because it prevents

    erosion

  • 35

    The salinity of soil increases when there is an excessive amount of acids. decreases when there is an insufficient amount of acids. increases when there is an excessive amount of salts. decreases when there is an insufficient amount of salts.

    increases when there is an excessive amount of salts

  • 36

    They are important organisms for the nitrogen cycle.

    bacteria

  • 37

    Which of the following will happen when salinity of the soil has increased? Metabolism of crops will be negatively affected. Death of vegetation will occur. Soil erosion will happen

    All

  • 38

    Different plants/ crops require certain pH level. The statement is

    true, because pH level depends on the amount of nutrients.

  • 39

    It is a method of growing a series of dissimilar crops in an area which helps in the improvement of soil structure and fertility.

    Crop Rotation

  • 40

    Which of the following is a method helps in slowing the water runoff and prevents soil from being washed away along the slope?

    Contour Farming