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Subject - Biology:

Basics

MCQ - 474-1958

Question:

A fertile agricultural soil appears deep coloured at the surface as compared to soil one metre down. The reason for colour of top soil is

  1. more moisture
  2. rich in organic matter
  3. rich in iron, calcium and magnesium
  4. rich in organic matter

Correct Answer: B

Explanation:

A fertile agricultural soil appears deep coloured at the surface as compared to soil one metre down. The reason for colour of top soil is rich in organic matter. The mineral component constitutes some 50-60% of soil. It is present in the form of particles of different sizes

Record Performance

619 MCQ for effective preparation of the test of Basics of Biology section.

Read the MCQ statement: A fertile agricultural soil appears deep coloured at the surface as compared to soil one metre down. The reason for colour of top soil is , keenly and apply the method you have learn through the video lessons for Basics to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 474-1958.

How to Answer

Solve the question for MCQ No. and decide which option (A through D/E) is the best choice to answer the MCQ, then click/tap the blue button to view the correct answer and it explanation.

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