Energy conservation and sources - class-X
Description: energy conservation and sources | |
Number of Questions: 31 | |
Created by: Akash Patil | |
Tags: natural resources and their conservation natural resources sources of water biology evs practices for conservation of resources commercial applications |
If water pollution continues at its present rate, it will eventually
Which of the following are the ways of conserving and preserving the earth's natural resources?
The management of natural resources should take into
Biogas generation is mainly based on the principle of
The use of CFL can save .......... electricity per year.
Which one of the following is an example of non-renewable resources?
Which of the following energy is better than solar energy?
De-dust lighting fixture is used
Which of the following has the largest wind energy farm in India?
CFL is
Energy source which do not evolve CO$ _2$ is
Which of the following is the best choice for energy production?
The economically friendly measure to conserve solar energy is
Amazon rainforests are considered as 'lungs of the planet' as they contribute ________ of the total oxygen in the earth's atmosphere.
Ecofriendly method is
Select the eco-friendly activity among the following.
Which of the following activities that you perform daily in which natural resources can be conserved or energy utilisation can be minimised?
What measures would you take to conserve electricity in your house?
Which of the following activities in daily life are eco-friendly?
Leader of "Narmada Bachao Andolan"
Index of energy consumption is maximum for
How much radiant energy will an object emit if its temperature is at absolute zero?
Match the following.
(i) Oil reserve lasts for | (a) $252$ years |
---|---|
(ii) Gas reserves lasts for | (b) $45$ years |
(iii) Coal reserves lasts for | (c) $72$ years |
Method of managing used envelope: Reuse: : Method of managing fuels.
Per capita daily consumption of energy is lowest in
To meet energy crisis what other sources can be exploited?
Greatest problem in the water conservation is to reduce the amount of
The best way to conserve energy is
Identify the energy saving light bulb.
Solar energy is the .......... source of energy.
Switch on the power when TV is not in use leads to the energy loss of