Home
Class 12
BIOLOGY
Assertion : STDs are also called silent ...

Assertion : STDs are also called silent diseases.
Reason : These remain asymptomatic during early stages.

A

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B

If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C

If the assertion is true but the reason is false

D

If both the assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
A
Sexually transmitted diseases are called silent infection is that many of them are asymptomatic infection which produce no visible or immediate physical symptoms.
Ex : Chlamydia is known as silent disease because about three quarters of infected women and half of infected men have no symptom.
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : Osteoarthritis is also called wear and tear disease . Reason : In osteoarthritis , there is inflammation and degeneration of cartilages at the joints.

Why is tetanus also called lockjaw disease?

Assertion :- -q=-W for cyclic process. Reason :- Temperature remain constant during cyclic process.

Assertion: NOT gate is also called inverter circuit. Reason: NOT gate inverts the input order.

Assertion Hormones are also called growth adjusters. Reason Hormones promote or inhibit plant growth.

Assertion: Endocrine glands are also called ductless glands. Reason: Endocrine glands lack ducts.

Assertion : Redox reactions are also called neutralisation reactions. Reason : The number of electrons gained or lost in the reaction are balanced.