|
What methods should be employed for conserving water resources?
|
|
0
|
952
|
March 20, 2018
|
|
Name the properties of potable drinking water
|
|
0
|
1257
|
March 20, 2018
|
|
. Name the major industrial air pollutants
|
|
0
|
702
|
March 20, 2018
|
|
In coastal area, wind current moves from the sea towards the land during day but during night it moves from land to the sea. Discuss the reason
|
|
0
|
1121
|
March 20, 2018
|
|
Why is carbon dioxide produced in large extents?
|
|
0
|
1353
|
March 20, 2018
|
|
Why does life not exist on Venus and Mars while it exists on Earth?
|
|
0
|
1726
|
March 20, 2018
|
|
Following are a few organisms (
|
|
0
|
1944
|
March 20, 2018
|
|
Rivers from land add minerals to sea water. Discuss how
|
|
0
|
2400
|
March 20, 2018
|
|
Carbon dioxide is necessary for plants. Why do we consider it as a pollutant?
|
|
0
|
3073
|
March 20, 2018
|
|
Why are oceans salty?
|
|
0
|
1287
|
March 20, 2018
|
|
Justify the statement ‘The nitrogen cycle is supposed to be an ideal cycle in the biosphere’
|
|
0
|
2249
|
March 20, 2018
|
|
The flow of energy is unidirectional whereas the biogeochemical transfer is cyclic. Why is it so?
|
|
0
|
3337
|
March 20, 2018
|
|
What do you mean by biological nitrogen fixation?
|
|
0
|
2183
|
March 20, 2018
|
|
What would happen if the Sun heated the Earth’s surface equally everywhere?
|
|
0
|
1778
|
March 20, 2018
|
|
How do fossil fuels cause air pollution?
|
|
0
|
2120
|
March 20, 2018
|
|
Explain the role of the Sun in the formation of soil
|
|
0
|
1615
|
March 20, 2018
|
|
What makes the biosphere dynamic but stable system?
|
|
0
|
1592
|
March 20, 2018
|
|
What are the factors determining the soil type?
|
|
0
|
898
|
March 20, 2018
|
|
What are aerosols?
|
|
0
|
1093
|
March 20, 2018
|
|
Why does water need conservation even though large oceans surround the land masses?
|
|
0
|
1203
|
March 20, 2018
|
|
Write the major uses of water
|
|
0
|
1234
|
March 20, 2018
|
|
What are the two main sources of air pollution?
|
|
0
|
1080
|
March 20, 2018
|
|
How is a balance maintained in the environment?
|
|
0
|
1313
|
March 20, 2018
|
|
Why is it said that nitrogen is very important for us?
|
|
0
|
1329
|
March 20, 2018
|
|
Explain some harmful effects of agricultural practices on environment
|
|
0
|
1192
|
March 15, 2018
|
|
Suggest a few useful ways of the utilising waste water
|
|
0
|
4046
|
March 15, 2018
|
|
What is importance of forest as a resource?
|
|
0
|
4135
|
March 15, 2018
|
|
Prepare the list of five activities that you perform daily in which natural resources can be conserved or energy utilisation can be minimised
|
|
0
|
2336
|
March 15, 2018
|
|
“What was Chipko Andolan”? How did this Andolan ultimately benefit the local people and the environment?
|
|
0
|
5159
|
March 15, 2018
|
|
List any four advantages of water harvesting
|
|
0
|
6771
|
March 15, 2018
|