**Question:** Consider the following statements: (1) Protozoans cause serious diseases like dysentery. (2) All microorganisms grow on our food and cause food poisoning. (3) Microorganisms can live in desert environments. (4) All microorganisms are useful for commercial production of medicines and alcohol.
**Options:**
(A) (2) and (4) only
(B) (1) and (4) only
(C) (1) and (3) only
(D) (2) and (3) only
**Correct Answer:** C
**Explanation:** Microorganisms: Statement 1 is correct – Protozoans cause dysentery. Statement 3 is correct – Microorganisms can live in deserts. Statements 2 and 4 use absolute terms which are incorrect.
*Published: September 04, 2025 at 10:23 AM*
*Tags: HPAS 2023, Prelims, General Studies, Himachal Pradesh Administrative Service*