Soil characterisation could help to determine soil type and soil health. (i) Relate cation exchange capacity (CEC) with soil health and explain the roles of clay and organic matter in contributing to CEC. (ii) What would you recommend to improve soils with low CEC and high CEC? Name ONE (1) negative effect of low CEC and high CEC soils, respectively. (iii) Suggest a suitable soil type for rice, oil palm and durian, respectively.

Q: Name the following as soil forming processes: a. Soil erosion b. Formation of humus c. Weathering of…

A: The process of soil formation is termed as pedogenesis. Climatic factors play crucial roles in this…

Q: Under what conditions does leaching take place? What is the effect of leaching on the soil and  on…

A: Introduction :-  Leaching is defined as the loss of soluble substances ( minerals , nutrients) and…

Q: difference between total pore space and pore size? Which soil property controls both of them?

A: Total pore space is the porosity of soil, which is the measure of free space between minerals, and…

Q: How do we trace the fate of the minor soil nutrients from soil formation to their uptake and release…

A: Seventeen elements or nutrients are essential for plant growth and reproduction. They are as…

Q: What are three ways in which human mismanagement can cause soil damage?

A: Soil degradation is the biological, chemical, or physical process that can damage the quality of…

Q: The high acidity of the soil means less capacity to bind positively charged ions. True or False?

A: Soil is the topmost layer of the earth which is formed by the process of weathering. The process of…

Q: Describe the development of major horizon in soil

A: A soil horizon is a layer of soil that runs nearly parallel to the soil surface and differs from the…

Q: Which of the following statements about soil is true? (a) pore spaces are always filled with about…

A: Soil is a thin layer of Earth’s crust. There are large numbers and different types of organisms…

Q: Would a soil high in clay but low in organic matter have a higher cation-exchange capacity than a…

A: Thank you for the question Answer :- Yes, a soil high in clay but low in organic matter have a…

Q: What would likely happen to an herbaceous plant if the soil water content is below optimal range and…

A: Herbaceous plants are vascular plants that have no steady woody stems over the ground, including…

Q: What are the consequences of soil erosion in urban settings?

A: Soil erosion is the process by which the top layer of soil or soil erodes due to a number of factors…

Q: Which region of soil is the most microbially active?

A: The microbe is a term used for microorganisms like bacteria, fungi, viruses, and protozoans. These…

Q: In what soil horizon are microbial numbers andactivities the highest, and why?

A: A soil horizon is a layer parallel to the soil surface which has different physical,chemical and…

Q: Define the geotechnical properties of a soil ?

A: Soil is a blend of organic matter, rocks, gases, and liquids, all of which sustain life together.…

Q: The CEC of a given soil horizon is determined by the relative amounts of different colloids in that…

A: TRUE

Q: What are  three moistures condition for determining soil consistence

A: The measure of the degree of the cohesion and adhesion between the soil particles describes about…

Q: How carbonation increases the solution effect of water in rock soil system?

A: Weathering is the process by which the breaking down and dissolution of soils and minerals on the…

Q: (i) How would different soil textures affect soil water availability?

A: -Soil water availability can be described as the capacity of the soil to hold water that is…

Q: List any two factors which determine the nature of soil?

A: Soil is a source of mineral nutrients for many forms of life. It is made of mineral matter, organic…

Q: Question 1 Which factors affect soil quality? A all of these B) history of the soil © presence of…

A: Stomata:Stomata are cell structures found in the epidermis of tree leaves and needles that help…

Q: Field Capacity occurs at a water concentration when; Group of answer choices a. The water attached…

A: The process of water absorption in plants involves the the interaction of plant roots, soil and soil…

Q: . Make a table that best matches the following set of animals and crops with the soil unit most…

A: Soil is composed of minerals, organic matter, water, and air. They are grouped into sand, clay, and…

Q: Explain the relationship between soil particle size and the field capacity of soil.

A: Soil is the edaphic factor of the ecosystem that is composed of organic matter, mineral nutrients,…

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: How do water and wind contribute to soil erosion?

A: Contribution of water to soil erosion * Running water is the main cause of soil erosion as running…

Q: Discuss the relationship between soil resilience and factors of soil formation.

A: Soil is a source of mineral that we get in through our food. it is a mixture of minerals, air, water…

Q: Would the particle density of a soil high in organic matter be the same?  Higher or Lower? Why?

A: Particle density is expressed as ratio of  total mass of solid particles to their total volume and…

Q: Why do tropical and temperate soils have different rates of nutrient regeneration?

A: Tropical and temperate soils have different rates of nutrient regeneration because Because whenever…

Q: Among the cited importance of soil, which of them gives you more realization that soil should be…

A: Soil is the loose surface layer that covers the majority of the ground. It is made up of both…

Q: What are the environmental conditions in terms of temperature, moisture, parent material, organic…

A: Alfisols needed the temperature very low and the moisture is dry semi arid and  parent material is…

Q: Mass flow occurs when; a. Soil temperatures change, thereby changing molecular motion. b.…

A: Water moves from roots to aerial parts of the plant by Mass flow.

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: -If a loam soil, silt loam soil and a sandy loam soil are at field capacity, the percent moisture…

A: The availability of water content is different in various loam forms. The details are discussed…

Q: What are the consequences of water and wind contributing to soil erosion?

A: Erosion is the slow and geographical process that occurs due to natural forces and results in worn…

Q: Describe the composition of the soil, the rhizosphere, and humus.

A: The top layer of the planet is called the lithosphere. Soil is the loose stuff on the surface of the…

Q: Why fine textured soil hold more water as compared to coarse textured soils?

A: Soil texture is a term used to refer to types of soil based on their composition in terms of small,…

Q: What is texture discontinuity related to soil?

A: According to the question, we have to explain the texture discontinuity related to soil. This…

Q: Name the four soil components.

A: The Earth is made of 79% water and 21% land. Life persists on both land and water. Diversity of life…

Q: Which of the following biofertilizer extends the root system's reach, allowing for enhanced water…

A: Mykovam extends the root system's reach allowing for enhaced water and nutrient absorption.  It…

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: How are soils formed? Through the breakdown of what material? Why are new soils not suitable for…

A: Soil acts as an anchor for the plant roots and trees. Soil is present from the prehistoric stage.…

Q: Explain soil profile. What master horizon is characterized by organic debris in various stages of…

A: Soil is a mixture of organic matter, minerals, gases, liquids, and organisms that together support…