Tag: soil quality

Quizzes (0) Questions (59)

Questions Related to soil quality

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

Which of the following is not a secondary tillage implement? 

  1. Cultivators

  2. Harrow

  3. Rollers

  4. Meston plough
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Secondary tillage is used to improve the seedbed by increased soil pulverization, to conserve moisture through the destruction of weeds, and to cut up crop residues. It is accomplished by use of various types of harrows, rollers, or pulverizers, and tools for mulching and fallowing. 

Plough is a tool used for the initial cultivation of the soil for the preparation of the sowing. It is not a secondary tillage implement.

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

Patela is used for

  1. Sowing

  2. Leveling

  3. Earthing

  4. Weeding
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Patela is the long rectangular, heavy, plank which is made up of locally available wood, sometimes extra weight is added to the planks by placing stones on it during used in field. It is used to smoothening, levelling and shaping the field surface. Thus, the correct option is B.

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

Which one of the following work is not done by scrappers? 

  1. Levelling of soil

  2. Making irrigation channels

  3. Covering the sown-seeds by earth

  4. Making ridges
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Scrapper is a hand tool generally used to scrap metals from the surface. It is generally used for leveling of soil, making irrigation channels, making ridges, to turn the surface. 

So, the correct option is 'Covering the sown-seeds by the earth'.

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

Soil turning plough makes the furrow of which type (shape)? 

  1. 'V' shape

  2. 'L' shape

  3. 'O' shape

  4. No definite shape
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
The soil turning plough has a typical shape of the curved metallic structure that first goes straight and then horizontal making an L shaped furrow. It is attached at the back of a tractor and used to plough fields or for sowing seeds at fixed distances.
The correct answer is 'L shaped'.
Multiple choice biology modern agriculture modern equipments in agriculture soil quality methods of crop production

The purpose of tillage is/are

  1. Soil clods breaking and suppressing in soil

  2. Eradication of weeds

  3. Leveling of soil

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Tillage is the agricultural preparation of soil by mechanical agitation of various types, such as digging, stirring, and overturning. The purpose of tillage is multi-fold. Tillage serves to

(i) Reduce soil compaction from roads and/or heavy construction equipment, 
(ii) Remove unwanted vegetation (weeds),
(iii) Prepare a seedbed,
(iv) Dilute surface contamination below an appropriate action level, 
(v) Incorporate fertilizer, and 
(v) Stabilize the soil by removing erosion features such as rills.

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

Which of the following tool is used for measuring the draft of agricultural implements? 

  1. Dynamometer

  2. Hydrometer

  3. Galvanometer

  4. Barometer
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

(A) Dynamometer- It is an instrument/device used for measuring mechanical force or power transmitted by a rotating shaft. For example, it is used to calculate the power produced by a motor or an engine in agricultural fields

(B) Hydrometer- It is a device used for measuring the relative density of liquids. It is made up of a thin glass tube and consists a bulb which floats upright.
(C) Galvanometer- It is a device used for measuring or detecting the flow of electric current through an electric circuit.
(D) Barometer- It is a device used to measure atmospheric pressure. This device is mostly used by the weather forecasters to predict the changes in the weather.
So, the correct option is 'Dyanamometer'.

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

Tillage includes

  1. Ploughing of land

  2. Keep the land free from weeds

  3. Make the soil levelled

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Tillage is a method of preparing land for growing the crops. It includes ploughing of land, keeps the land free from weeds, makes the soil leveled, and in preparation of the soil. 

So the correct option is 'All of the above'.

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

The mould-board of a tractor drawn soil turning plough is the type of 

  1. General purpose

  2. Stubble

  3. Sod (breaker)

  4. High speed
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Plough is a tool which is used by the farmers for cultivation of the soil, planting for the sowing of seeds and turning over the soil and cut furrows. Soil turning plows are generally made of iron and is drawn by tractors.                        

So, the correct option is 'High speed'.

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

Agricultural tractors generally have a horsepower (HP) of 

  1. 20-50

  2. 50-70

  3. 10-15

  4. 20-25
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Tractors are generally categorised as based on the size, weight and horsepower. It provides high torque and slow speed and thus is very useful in agricultural fields. In India, four wheel tractors for agricultural operations are fitted with 25-80 hp. Walking type tractors are fitted with 8-12 hp engines
Clutch. Thus , the correct answer is option A.