The lowest part in the soil profile is known as?
top soil
sub soil
parent materials
bedrock
Correct answer is D
No explanation has been provided for this answer.
Field capacity
capillary water
gravitational water
hygroscopic water
Correct answer is A
Field capacity is the type of water left in the soil after excess water has been drained off, following heavy rainfall. This water is available to all plants.
On maps, lines drawn to join all places in the ocean having equal degree of salinity are called?
isohalines
isobars
isosalines
isossal
Correct answer is A
Isohalines are lines drawn on maps to join all places in the ocean having equal degree of saltiness or concentration of salt or salinity
Which of the following processes leads to the loss of carbon from the air?
combustion
respiration
putrifaction
photosynthesis
Correct answer is D
carbon dioxide is removed from the air during photosynthesis as green plants use it to manufacture their food
_______ is defined as the total surrounding or medium of any organism in a given area?
Biotic component
Abiotic component
Environment
Ecosystem
Correct answer is C
Environment is defined as the total surrounding or medium of any organism in a given area. This includes the physical surroundings, climatic factors and other living organisms in that surroundings