Advertisements
Advertisements
Question
Observe the picture given in Fig. carefully and answer the following questions.
Can you comment on the air quality of the place shown in Fig?
Solution
The exhaust from vehicles is polluting the environment and deteriorating the air quality making it difficult to breathe clean air.
APPEARS IN
RELATED QUESTIONS
Statement given below is incorrect. Write the correct statement :
Helium gas at low pressure is used for filling electric bulbs.
Tick (√) the most appropriate answer.
A gas which dilutes the activity of oxygen in air is:
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Photosynthesis is a process by which green plants prepare their own food in the presence of sunlight and chlorophyll.
_____ gas turns lime water milky.
How do plants and animals maintain the balance of oxygen and carbon dioxide in the air?
Composition of the component of air ______ from place to place.
What is the presence of harmful substance in the air called?
What is not true about air?
The components of air which are harmful to living beings are
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere
nitrogen
