Back to ECO SYSTEM
NEET UG BIOLOGY MCQ: ECO SYSTEM
1
Easy
1 of 1
Remembering
+4 | -1
Humus is
View answer and explanation
Correct option: D
Red coloured substances rich in iron
Option A (Dark coloured amorphous organic matter rich in lignin) is the closest to correct, but the question is flawed. Humus is dark-colored, amorphous organic matter rich in lignin, cellulose, and other complex organic compounds.
More Questions from ECO SYSTEM
Practice All Chapter MCQs →
Which one of the following statements is correct for secondary succession?
Find odd one out w.r.t. key functional aspects of the ecosystem.
The reservoir for the gaseous type of biogeochemical cycle exists in
Regarding 10% law
I. This law was put forward by Lindeman in 1942
II. According to this law, during the transfer of food energy from one tropical level to the other, only about 10% is stored at higher trophic level and the remaining 90% is lost in respiration, decomposition and waste in the form of heat
Which of the statements given above is/are correct?
Standing crop refers to All successions irrespective of the habitat
proceed to which type of climax community?
I. This law was put forward by Lindeman in 1942
II. According to this law, during the transfer of food energy from one tropical level to the other, only about 10% is stored at higher trophic level and the remaining 90% is lost in respiration, decomposition and waste in the form of heat
Which of the statements given above is/are correct?
Standing crop refers to All successions irrespective of the habitat
proceed to which type of climax community?