Home
Class 10
BIOLOGY
When air is blown from mouth into a test...

When air is blown from mouth into a test - tube containing lime water, the lime water turned milky due to the presence of

A

oxygen

B

carbon dioxide

C

nitrogen

D

water vapour

Text Solution

Verified by Experts

The correct Answer is:
B
Carbon dioxide gas turns lime water milky. When air is blown from mouth into test tube, the lime water turned milky because the air we breathe out has more `CO_(2)`.
Promotional Banner

Topper's Solved these Questions

  • LIFE PROCESSES

    NCERT EXEMPLAR|Exercise Short Answer Type Questions|2 Videos

  • LIFE PROCESSES

    NCERT EXEMPLAR|Exercise Long Answer Type Questions|1 Videos

  • HOW DO ORGANISMS REPRODUCE

    NCERT EXEMPLAR|Exercise How Do Organisms Reproduce|58 Videos

  • OUR ENVIRONMENT

    NCERT EXEMPLAR|Exercise LONG ANSWER TYPE QUESTIONS|2 Videos

Similar Questions

Explore conceptually related problems

Assertion (A) : When we blow into a test - tube containing lime water ,it turns milky Reason (R ) : This shows the presence of CO_(2) in the exhaled air .

CO_2 turns lime water milky, due to the formation of

Lime water contains

The gas that turns lime water milky is

A solution of salt in HCl when diluted with water turns milky. It indicates the presence of

When is passed through fresh lime water, it turns milky.