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Human Health and Disease — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
Question
For question, two statements are given-one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
  1. Both assertion and reason are true, and reason is the correct explanation of assertion.
  2. Both assertion and reason are true, but reason is not the correct explanation of assertion.
  3. Assertion is true, but reason is false.
  4. Both assertion and reason are false.
Assertion : Cancer patients are given chemotherapeutic treatments.
Reason: Chemotherapeutic agents are used to destroy malignant cells.
✓

Answer

  1. Both assertion and reason are true, and reason is the correct explanation of assertion.

Explanation:

Chemotherapeutic agents inhibit/kill invading parasite/malignant cell and have no/ minimal pharmacodynamic effects on the recipient. Pharmacodynamic agents affect our body's physiology and biochemistry. Chemotherapeutic drugs may be more toxic to cancerous cells than to normal cells.

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