Advertisements
Advertisements
Question
Who is the odd one out?
Options
Leaving the fan on in a vacant room
Leaving the TV on while working
Using AC during winter
Putting off the light when going out
Solution
Putting off the light when going out
Explanation:
Putting off the light when going out is the odd one out as it is one of the measures of saving energy. The rest involves waste of energy.
RELATED QUESTIONS
On what basis would you classify energy sources as
(a) renewable and non-renewable?
(b) exhaustible and inexhaustible?
Are the options given in (a) and (b) the same?
What is a source of energy? What are the two main categories of the sources of energy?
Name any one hydrocarbon fraction obtained during the fractional distillation of petroleum which is used as a domestic fuel.
What are the various steps which can be taken to control (or reduce) pollution caused by burning fossil fuels?
Why is the leakage of LPG detected easily although it is odourless? State the steps to be taken in case its leakage is detected in the kitchen.
Describe how fossil fuels were formed.
Answer the following question.
Write the name of the main constituent of Biogas. Also, state its percentage.
Write a short note on nuclear power.
Tidal energy is ______ type of energy.
Imagine that all the exhaustible natural resources are exhausted by human activities. Do you think survival of living beings would be possible? If yes, why? If not, why not?
