Home » Agriculture Quiz » Soil Science Quiz 3

Soil Science Quiz 3

0%
19

Soil Science Quiz 3

1 / 50

Biological Weathering involves:

2 / 50

Accumulation of soluble salts root zone is known as________?

3 / 50

Micas have isomorphous substitution:____________?

4 / 50

1 bar is equal to_________?

5 / 50

TSP contains________?

6 / 50

The formula used for calculating RSC is _________?

7 / 50

Rocks having coarse bubble holes are called___________?

8 / 50

C:N ratio of microorganism:

9 / 50

Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?

10 / 50

The soils most prone to structural crusts are those which are higher in_________?

11 / 50

Most out standing green manure crop is__________?

12 / 50

Depending on the percentage of sand, silt, clay, soils are divided into _______ textural classes:

13 / 50

______________ consist of particles that are produced by disintegration of pre-existing rocks through the process of weathering:

14 / 50

The indicator used for the the estimation of the organic matter or organic carbon is;_________?

15 / 50

Sustainable technologies to improve soil fertility and physical condition:

16 / 50

In Pakistan, approximately __________ mha of irrigated land is affected by salinization:

17 / 50

Plutonic rocks are also called________?

18 / 50

When two or more functional groups of single ligand are coordinated to metal cation the complex is termed as___________________?

19 / 50

_________refers to the increase in density of a soil as a result of applied load or pressure?

20 / 50

Soil Organic Matter (SOM) serves not only as a reservoir of all the required plant nutrients, but it:

21 / 50

Biochemical reduction of nitrate to nitrite or gaseous nitrogen is called ____________?

22 / 50

The process of transformation of raw organic matter into humus:

23 / 50

_______________ of alluvium (stratified sediment) by earth-worms is the most important soil-forming process in the alluvial plain of Pakistan:

24 / 50

The lands which are rich in soluble salts and exchangeable sodium:

25 / 50

Thick concordant bodies which force the overlying sediments to form dome-shaped hills are called_________?

26 / 50

Attraction between similar particles is called________?

27 / 50

Which of the following soil has the highest water holding capacity_________?

28 / 50

?Soil? word derive from which language?

29 / 50

The removal of excess water from the ground surface is called:________?

30 / 50

International Union of Forest Research Organization (IUFRO) is located:

31 / 50

Examples of macrobiota are__________?

32 / 50

The nutrient element silicon (Si) is:_________?

33 / 50

Rhyolite in nature is__________?

34 / 50

International atomic weight of potassium is_________________?

35 / 50

Humic acid is soluble in__________?

36 / 50

Total salt affected soils of Pakistan are________?

37 / 50

Gravimetric water is present in__________________?

38 / 50

Electrical conductivity of saturated paste is written as________?

39 / 50

Tunnel erosion is the form of:__________?

40 / 50

The earth core is made of the following metals __________?

41 / 50

The immobilization and accumulation of the eluviated constituents at some depth beneath the soil surface:________?

42 / 50

According to the Soil survey of Pakistan, the total waterlogged summer-rain area in the country is:_________?

43 / 50

Weathering of gabbros gives_________?

44 / 50

Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:

45 / 50

The chemical formula of Hematite is_________?

46 / 50

The soil quality is always deteriorated by:_________?

47 / 50

Journal ?Plant and Soil? is published from__________?

48 / 50

Most abundant organic compound in nature?

49 / 50

Which chemical used to prevent evaporation from surface of water in water bodies?

50 / 50

Specific heat is higher in:

Provide Your Information

Your score is

The average score is 70%

0%

Share on facebook
Facebook
Share on twitter
Twitter
Share on whatsapp
WhatsApp
Agricultural Economics Quiz 1
Agricultural Economics Quiz 2
Agricultural Economics Quiz 3
Agricultural Economics Quiz 4
Agricultural Economics Quiz 5
Agronomy Quiz 1
Agronomy Quiz 2
Agronomy Quiz 3
Agronomy Quiz 4
Agronomy Quiz 5

Help Concept 360 Please. We need 500 Youtube Subscriber. Please Subscribe our Youtube Channel. Click below link to subscribe Please

آپ سے گزارش ہے کہ ہمارے یوٹیوب چینل کوسبسکرائب کر کے ہماری مدد کریں جیسا کہ یہ ویب سائٹ آپکی مدد کر رہی ہے۔ شکریہ