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UPPSC PCS 2025 · Question 71 of 150

Which of the following statements with reference to blood is/are correct? Blood is composed of plasma and different types of cells. The presence of haemoglobin makes blood appear red. Select the correct answer from the code given below: Code:

Science

  1. AOnly 1
  2. BNeither 1 nor 2
  3. COnly 2
  4. DBoth 1 and 2Correct

Answer: D. Both 1 and 2

Explanation

Blood is a connective tissue consisting of two main components: Plasma (the liquid part) Formed elements (cells), which include red blood cells (RBCs) , white blood cells (WBCs) , and platelets . Hence, statement 1 is correct.

Source: selfstudywala.com UPPCS Prelims 2025 GS Paper 1 detailed solution (based on UPPCS official answer key)

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