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A diagram of an air pollution control device is shown above.
Name the device and explain the working principle Identify the entry point of the dust laden air and the exit point for the clean air in the above diagram labelled as ‘A’ and ‘B’.
Concept: Suspended Particulate Matter (SPM) Control
“Bubble Theory” is one of the strategies for reducing air pollution. Why it is known as Bubble Theory? Give an account of the theory.
Concept: Bubble Theory
The presence of which of the following pollutants in the atmosphere has caused damage to Taj Mahal:
Concept: The Taj Trapezium
EURO II is an example of ______.
Concept: Legislative Control of Air Pollution: Euro Norms
Remote Sensing Satellites are placed in ______.
Concept: Remote Sensing Sattelite
What is TTZ?
Concept: The Taj Trapezium
Remote sensing satellites play a crucial role in gathering information about Earth's surface. In this context state any five applications of remote sensing technology contributing to fields of environmental monitoring, urban planning, agriculture, and disaster response.
Concept: Remote Sensing Sattelite
List any three legislative measures to protect the Taj Mahal monument.
Concept: The Taj Trapezium
Assertion (A): Rain water harvesting techniques have application in urban as well as rural areas.
Reason (R): In ancient days people did not have knowledge about water conservation.
Concept: Modern Methods of Rainwater Harvesting
People of Ladakh usually have dry composting toilets (DCT).
Which of the following statements is TRUE about DCT.
Concept: Dry Composting Toilet
The source of electricity generated by large dams is ______.
Concept: Small Dams Vs Large Dams
Rooftop rain water harvesting is practiced in cities for storing rainwater. Select the correct sequence of the structures for rooftop rainwater harvesting.
- Conduit
- Recharge structure
- Catchment area
- Storage tank
Concept: Modern Methods of Rainwater Harvesting
A mini hydel power plant can generate electricity:
Concept: Mini Hydel
List any three impacts of siltation of waterways.
Concept: Small Dams Vs Large Dams
The picture given below is of water conservation management.
- Identify the type of water conservation management.
- Describe any four aims of the identified water management.
Concept: Watershed
“Wetlands are vital for human survival.” List any three importance of wetlands.
Concept: What Are Wetlands?
List any five problems faced with large dams.
Concept: Small Dams Vs Large Dams
Water is the elixir of life, a very important natural resource. Your science teacher wants you to prepare a project plan for assessment. “How to save water?”
- Write any three ways that you will suggest to bring awareness in your neighbourhood.
- Recommend any two methods to prevent further depletion of the underground water table.
Concept: Waste Water Recycling
Name the international convention for protecting the wetlands.
Concept: Ramsar Convention
Where was the International Convention on Wetlands adopted?
Concept: Ramsar Convention