There is a general statement that "organic matter content of Pakistani soil is low" ,why?

Q: Why would soil and water be added to a compost pile?

A: Compost refers to the organic material which is produced by the process of composting. Composting…

Q: Why is the Nitrogen content of Fertilizers so important?

A: The growth of the plants is dependent upon nutrients. Sometimes the lack of nutrients is fulfilled…

Q: 12. Which of the following soil textures would be the best for housing construction, or to support a…

A: Loam is a good soil for supporting a foundation, as long as no miscellaneous soils find their way…

Q: Is the soil around Iqaluit, Nunavut is good for agriculture (growing crops like wheat, vegetables,…

A: As we know that soil contains minerals and water through which the plant absorb the nutrient…

Q: The infiltration rate of silt loam soil is higher than that of a loamy sand. O True O False

A: The infiltration rate is the measurement of the water entering capacity of the soil. The unit of…

Q: Which soil mineral is most likely to be leached away during heavy rain? O hydrogen ion (H+) O…

A: All macronutrients and micronutrients are present on the surface of soil they are B, Mn, Cu, Zn and…

Q: textured soils are indicated of high degree of weathering over-time 1. True 2. False

A: Clayey soils are those which have a high amount of clay in them and have the highest water holding…

Q: Soil pH influence the availability of soil nutrient elements TRUE OR FALSE

A: Naturally, soil can be alkaline or acidic. The plant grows best at the correct pH, so maintaining…

Q: What are the major exchangeable cations in soils? How do the relative proportions change between…

A: Soil is that the uppermost weathered layer of crust . it's a mix of weathered mineral rock…

Q: WHAT IS THE BEST FIELD MANAGEMENT PRACTICE FOR BLACK, RED, AND GREY SOILS?

A: Answer :  Management Practices for Improving Soil Health:- i) Reduce Inversion Tillage and Soil…

Q: Two clay loam soil were found to contain 2.5% and 5% organic matter. (a) How do you compare their…

A: Introduction  An ecosystem deals with both biotic and abiotic factors and their interaction with…

Q: Soil organic matter (SOM) samples have charge that is pH-dependent, and measurements for the…

A: According to the data provided in the question: Soil organic matter (SOM) CEC = 150 cmolt) /bg…

Q: Natural pyritic deposits, such as underground coal seams, donot contribute to acid mine drainage;…

A: The pyrite or fool’s gold or iron pyrite is an iron disulfide mineral that occurs naturally. The…

Q: What part of the soil is most microbially active?

A: Microbial activity in Soil : Soil microbial activity that reflects microbiological processes of soil…

Q: Why would an agricultural extension agent recommend planting alegume, such as clover, in a pasture?

A: Pasture means land, where plants such as grasses grown for feeding grazing animals. ROLE OF…

Q: If a soil when sampled from the field weighed 30g(fresh weight) and after oven drying at 105°C…

A: The moisture content of the soil is a very important parameter. The moisture content of soil depends…

Q: Soil characterisation could help to determine soil type and soil health. (i) Relate cation exchange…

A: Soil fertility 1. Soil fertility is that the quality of soil that enables it to grant nutrients in…

Q: With the low nutrient concentrations in manures/organic matter, why use it at all

A: In agriculture, plant yield is enhanced by using pesticides and chemical fertilizers such as urea,…

Q: What type of soil does munggo beans grow best? A. CLAY SOIL B. SAND SOIL C. LOAM SOIL  Explain…

A: Mung bean sprouts are the only microgreen I can grow completely without soil. They grow quickly.

Q: Different Substances Added Non-nutritive Potting Soil With Non-nutritive potting soils All…

A: Biomass is organic material derived from living organisms like plants, animals and microbes. The…

Q: What type of soil will have higher percentage of leaching and what could be the causes? *

A: The loose surface layer that covers the majority of land is referred to as soil. It is made up of…

Q: Which fertilizer is expected to produce acidity in soil?

A: Any material of natural or synthetic origin that is applied to soil or plant tissues to deliver…

Q: way can our diet affect the local or global soil organic matter and soil health? Explain thoroughly.

A: The loose surface layer that covers the bulk of land is understood as soil. it's created from each…

Q: . Which one of these soils would have a higher infiltration rate?

A: Soil is formed by the fragmentation and erosion of rocks by weathering, the action of rain-water,…

Q: Why do parts of Alaska and Canada have such thin soil today? What happened to the soil that used to…

A: Abiotic conditions of a particular geographical region are regulated by various factors.

Q: At which stage of the coconut water processing chain can microorganisms contribute to the spoilage…

A: The coconut water processing chain is the sequence of processes that must be followed for the…

Q: Which micronutrient mineral do you think is the most toxic in excess? Why is it necessary if it is…

A: Micronutrient : It is a chemical element or substance required in trace amounts for the normal…

Q: We have 2 types of soils. One soil has bulk density of 2.75g/cm^3; second has bulk density of…

A: Bulk density  Bulk density is the compaction rate of the soil. It is calculated by dividing dry…

Q: What is the importance of vermicompost application in the improvement of acid soils?

A: Acidic soils can be defined as it is "sour" and acidity is the characteristic of soils that have a…

Q: In preparing a site for surface mining and later restoration, why wouldengineers separate the…

A: Restoration ecology is a branch of ecology that deals with the restoration of the degraded, damaged…

Q: If any plant is disappearing due to disease caused by salt inclusion in the soil. how can I generate…

A: Salt tolerance in many plant species could operate at the cellular level, and glycophytes are…

Q: During the formation (genesis) of a soil from parent material, the regolith undergoes many profound…

A: The four main soil forming process are : Weathering Natural erosion Transformation  Decomposition

Q: Malathion is an organophosphate pesticid that is used often in residential and commercial…

A: Organophosphates are the most widely used insecticides and pesticides today. They are used in…

Q: Which of the following is not a soil structure types?

A: Granular , angular blocky, columnar/prismatic and platy are different type of soil structures while…

Q: Which of the following factors would explain why there is a decreasing trend of microbial population…

A: Bacterial growth occurs when a bacteria divides into two daughter cells, a process known as binary…

Q: What group of microorganisms dominate unpolluted soil? polluted soil?

A: The soil may include microorganisms such as bacteria, actinomycetes, fungi, algae, protozoa and…

Q: 41. Which layer of soil is found above the bedrock and below the topsoil, is brightly colored…

A: There are various soil types, each with its unique set of features. Any soil has layers, or…

Q: . Why was it necessary to make sure that chemicals could not movethrough the soil from one plant to…

A: Researchers perform an experiment on pea plants to know whether drought-stressed plants communicate…

Q: Why is most nitrogen fertilizer added as ammonium ion?

A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…

Q: Soil pH affects availability of nutrients for root absorption. The following statements are true…

A: The pH is also known as the potenz of hydrogen or in simpler terms, the power or concentration of…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.