What must be available in air for dew formation?
Answer and explanation
Correct answer: Water vapour
Dew forms by condensation of water vapour so moisture in air is necessary. Exam tip: treat moisture as a basic condition.
Frequently asked questions
What is the correct answer to this question?
Water vapour
Why is this the correct answer?
Dew forms by condensation of water vapour so moisture in air is necessary. Exam tip: treat moisture as a basic condition.
Which subject and chapter does this question cover?
This is a Class 12 Geography question. Chapter: Water in the Atmosphere. Topic: Forms of condensation: dew, frost, fog, and mist.