Tag: soil quality

Questions Related to soil quality

Which of the following tillage provides rough surface to the soil?

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Primary

  2. Secondary

  3. Tertiary

  4. None of the above

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Correct Option: A
Explanation:

The process which is takes place of after the last harvesting. Ploughs are used for primary tillage. It is done when the soil is wet enough for ploughing. It can be done immediately after harvest or before the wet season.

So, the correct option is 'Primary'.

Soil compaction problems are reduced by .......... tillage.

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Conservation

  2. Zone

  3. Reduced

  4. Intensive

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Correct Option: B
Explanation:

Zone tillage is the disturbance and loosening of an area of soil between two counter-blades. It is a cross between high-performance crop production and soil health, benefiting the environment. It is done by using narrow profile-blades.

So, the correct option is 'Zone'.

Which of the following describes the advantage of ploughing ?

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. It allows the penetration of roots of plants.

  2. It helps in proper aeration and eradicates weeds.

  3. It promotes the growth of useful soil bacteria.

  4. All of the above.

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Correct Option: D
Explanation:

Ploughing is the method which helps in the loosening of the soil to aerate the soil. It allows space for the penetration of the roots of the crop plants. The aeration helps the plants to respire properly and there is the eradication of the weeds. This movement of the soil helps in the growth of the beneficial soil bacteria.

Thus, the correct answer is option D. 

Match the following:-

   List I    List I
I.  Winnowing  A.  Irrigation
 II.  Threshing  B.  Hoe
 III.  Drip system  C.  Separation of grain and chaff
 IV.  Weeds  D.  Separation of seeds and chaff
biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. I - D, II - C, III - A, IV - B

  2.  I - D, II - C, III - B, IV - A

  3. I - C, II - D, III - B, IV - A

  4. I - C, II - D, III - A, IV - B

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Correct Option: A
Explanation:

  • Winnowing is an agricultural technique which is used to remove the chaff or husk from seed.
  • Threshing is the technique used to remove grain from the chaff.
  • Drip irrigation is a form of irrigation that allows water to drip slowly through a network of valves, pipes, tubing, and emitters directly to roots.
  • Weeds are removed by an instrument called hoe.

Plough was developed around

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. 3500 B.C.

  2. 2500 B.C.

  3. 1500 B.C.

  4. 500 B.C

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Correct Option: A

Iron plough came into use around

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. 1000 B.C

  2. 1500 B.C

  3. 500 B.C

  4. First century B.C

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Correct Option: C

Which of the following tools would a farmer use to remove weeds from the field?

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Hoe

  2. Plough

  3. Axe

  4. Cultivator

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Correct Option: A
Explanation:

Weeds are unwanted, unattractive and troublesome plants. 
The plough is used to loosen and aerate the soil leaving crop residue at the top of the soil. Therefore, option B is incorrect. 
Axe is used to cut perennial, woody plants to harvest wood for various purposes. Therefore, option C is incorrect. 
Cultivators are used to break large clods of soil. Therefore, option D is incorrect. 
Hoe is used to slice weeds by skimming it just under the soil surface using a sweeping motion. Therefore, option A is correct.

The process of loosening and turning of soil is called as

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Irrigation and manuring

  2. Digging and winnowing

  3. Tilling or ploughing

  4. Harvesting and storage

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Correct Option: C
Explanation:

The process of loosening and turning of soil is called as tilling or ploughing. This is done by using a plough. It improves the soil quality by increasing aeration. It control the weeds. Therefore, option C is correct. 

Short Answer Questions :
Briefly mention the uses of the following implements :

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Plough

  2. Plank

  3. Persian wheel

  4. Thresher

  5. Sprikler

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Correct Option: A

In our country, for the manufacturing of agricultural tools, wood is the most commonly used material because

biology modern agriculture modern equipments in agriculture soil quality methods of crop production

  1. Widely available.

  2. Cost effective.

  3. A simpler approach to prepare wooden tools than metal tools.

  4. All of the above.

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Correct Option: D
Explanation:
Wood is easily available and cost-effective for farmers as it can be obtained in their villages itself from broken or cut down trees. It is also easier for the farmers to make tools out of wood than metals it does not require a special furnace, moulds or training to make wooden tools.
The correct answer is 'all of the above'.