The B-Horizon of soil profile is also called the
Top soil
Sub-soil
Parent materials
Bedrock
Correct answer is B
The B-horizon, also called the sub-soil, is the next horizon immediately after the top soil. It is rich in minerals which are carried or leached down by percolating water.
The A-Horizon of soil profile is also called the
Top soil
Sub-soil
Parent materials
Bedrock
Correct answer is A
The A-Horizon, also called the top soil, represents the surface layer of the soil profile. This horizon contains more organic matter than other horizons. The A horizon, the top soil, is the most weathered and leached of all the soil horizons.
Soil texture
Soil layers
Soil profile
Soil type
Correct answer is C
Soil profile is defined as the vertical section of the soil, showing series of horizontal layers of different types of soil. These horizontal layers are called horizons.
Embryology
Symbiosis
Entomology
Autecology
Correct answer is D
Autecology is concerned with the study of an individual organism, or a single species of organism and its environment. For example the study of a single cattle and its environment.
The following animals are polygastric animals except
Pigs
Cattle
Deer
Sheep
Correct answer is A
A polygastric digestive system is a system comprising of a four-chambered stomach. This form of the digestive system is common among ruminants such as cattle, sheep and deer.