Zoology-AIDS
NEET Zoology AIDS MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about AIDS is correct?
A
HIV primarily attacks helper T-lymphocytes, leading to their decrease in number.
B
AIDS symptoms appear immediately after HIV infection.
C
HIV can be transmitted through casual contact like hugging.
D
The virus only replicates in the bone marrow of infected individuals.
Correct Answer
Option A
Detailed Explanation
HIV primarily targets helper T-lymphocytes, leading to a progressive decrease in their numbers, as described in the NCERT context. The other statements are incorrect regarding the timing of symptom appearance, modes of transmission, and replication sites.
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