Which of the following is the component of good soil?

Category: QuestionsWhich of the following is the component of good soil?
Editor">Editor Staff asked 1 week ago

Which of the following is the component of good soil?
 
(a) Microflora
 
(b) Sand
 
(c) Humus
 
(d) Fauna
 
This question was addressed to me in quiz.
 
My query is from Organisms and Populations in division Organisms and Populations of Biology – Class 12

1 Answers
Editor">Editor Staff answered 1 week ago

Correct answer is (c) Humus
 
The explanation is: Humus is a component of soil. A good soil consists of approximately 10% humus. Along with this it also consists of 40% minerals, 25% soil air, 25% water which also helps in the growth of microflora and fauna.