Hygroreceptors detect the ______ content of air.

ہائگروسیپٹرز ہوا کے ______ مواد کا پتہ لگاتے ہیں۔

Metal

Water

Sand

None of these

Hygroreceptors detect the water content or humidity in the air.

They are sensitive to changes in moisture levels.

It help organisms respond to environmental conditions.