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CBSE Class 10 Science Question 52 of 60

Solved 2022 Term 1 Question Paper CBSE Class 10 Science — Question 4

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Question

Question 52

The increasing order of the reactivity of the four metals is;

  1. P < Q < R < S
  2. S < R < Q < P
  3. S < P < Q < R
  4. P < R < Q < S
Answer

S < P < Q < R

Reason — Based on the reactions of the above given metals with water, the increasing order of reactivity is S < P < Q < R .

Case II

The figure shown below represents a common type of dialysis called as Haemodialysis. It removes waste products from the blood such as excess salts, and urea which are insufficiently removed by the kidney in patients with kidney failure. During the procedure, the patient's blood is cleaned by filtration through a series of semi-permeable membrane before being returned to the blood of the patient. On the basis of this, answer the following questions:

The figure shown below represents a common type of dialysis called as Haemodialysis. It removes waste products from the blood such as excess salts, and urea which are insufficiently removed by the kidney in patients with kidney failure. During the procedure, the patient's blood is cleaned by filtration through a series of semi-permeable membrane before being returned to the blood of the patient. On the basis of this, answer the following questions. CBSE 2022 Term 1 Science Class 10 Question Paper Solved.