Tag: soil : our life

Quizzes (12) Questions (114)

Questions Related to soil : our life

Multiple choice biology soil : our life soil properties soil - properties basics of soil pollution

Rahul pours the water on the sandy soil and clayey soil. Which of the following has greater percolation rate?

  1. Sandy soil

  2. Clayey soil

  3. Equal in both the type of soil

  4. No percolation in both the type of soil
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sandy soil has larger particles and larger spaces between them, which allows water to pass through much faster than in clayey soil. Clayey soil has very fine particles that hold water tightly, resulting in a much lower percolation rate.

Multiple choice biology soil : our life soil properties soil - properties basics of soil pollution

Rahul has a soil sample which contains bigger particles. The water absorption by this type of soil will be 

  1. Lower

  2. Higher

  3. Intermediate

  4. Information is incomplete, cannot be concluded
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bigger soil particles, such as those found in sandy soil, result in larger pore spaces and lower capillary action. Consequently, water drains quickly and the overall water absorption and retention capacity of the soil is lower.

Multiple choice biology soil : our life soil properties soil - properties basics of soil pollution

Which of the following activity helps in rainwater conservation?

  1. Greater absorption

  2. Greater humus content

  3. Greater mineral content

  4. All of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Greater absorption allows soil to soak up rainwater, which helps recharge groundwater levels and prevents surface runoff. This is a key mechanism in rainwater conservation.