A. Stone
B. Soil
C. Rock
D. Silt
Submitted by: Shafiq Rehman
Correct Answer: Silt ✔
Last Updated: August 15, 2021
Related MCQs
- The capacity of a soil to function on sustained basis promoting plant and animal health:
- Effects of soil pollution may also include:__________?
- Chemicals, used for controlling the disease of crops, fruits & vegetables is__________ & chemical prepared for controlling insect-pests ——————-:
- Soils are also contaminated by a number of inorganic compounds which are also high toxic to human & other animals & are extremely poisonous may include:
- Moderately toxic compound:_________?
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- From the sources of plant nutrients availability in soil, which of the following statements are correct:
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- Immobile nutrient in soil is:_________?
- Irregular rock masses formed in the pre-existing cracks & crevices are:__________?
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- Maximum fixation of K occurs:__________?
- Conversion of inorganic P to organic P is known as:_________?
- N and P sprayed on the leaves at time of flowering results in:________?
- How many type of soil colloids?
- Auxin is_______?
- The drawbacks of erosion can be divided into:__________?
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- An important component of total soil C is charcoal, also known as:__________?
- Which is the main cause of desertification?
- Deforestation may decrease the chances of__________?
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- In acidic soil which form of phosphorus uptake by plants?
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- The forest soils have lower bulk density than agricultural soils because of their ______ content.
- 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:
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- Essentiality criteria of an element :
- In land capability classification, class I-Iv are suitable for:_________?
- Metamorphic rocks are classified into:__________?
- Transportation & cementation of primary rocks:
- Igneous rocks are called:__________?
- The soil air contains a number of gases __________ & water vapours:
- Soil is a variable mixture of Major components:
- Soil-forming minerals occurring in rocks do not contain any water, they undergo __________ when exposed to humid conditions & break down as in chemical weathering process:
- Volcanic soils:
- Inceptisols:__________?
- New soils, no or little profile development:
- The soil quality is always deteriorated by:_________?
- Organic matter decomposes rapidly in Pakistani soils because of __________ conditions, that is why our soils generally have < 1% organic matter:
- The capacity of a soil to function on sustained basis promoting plant & animal health:
- The available soil is being polluted quickly by __________ wastes.
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- The unit of a scale used to measure the level of acidity or alkalinity of chemicals is called: