II. Very Short Answer Questions
1. How can we prevent the roads from deterioration?
2. Why do we use sprinkle irrigation and drip irrigation in agriculture?
3. Which countries are the worst sufferers on account of water shortage
4. What is rainwater harvesting?
If you answer these 4 questions correctly i will mark it brainliest answer
Answers
Explanation:
1.
- Reduce potholes.
- Slow pavement deterioration.
- Slow crack spalling.
2.
Irrigation is the application of controlled amounts of water to plants at needed intervals.Irrigation helps to grow agricultural crops, maintain landscapes, and revegetate disturbed soils in dry areas and during periods of less than average rainfall.
3.
- Yemen. Yemen is a Middle Eastern country that's currently experiencing political and national strife. ...
- Libya. Libya is another war-torn country dealing with major water-scarcity issues. ...
- Jordan. ...
- The Western Sahara. ...
- Djibouti.
4.
Rainwater harvesting is a technique used for collecting, storing, and using rainwater for landscape irrigation and other uses. The rainwater is collected from various hard surfaces such as roof tops and/or other types of manmade above ground hard surfaces.
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Answer:
1. We can prevent the roads from deterioration by Pathole prevention method. It is the method in which cement is put on the road Holes so that steam and water don't enter the road holes.
2. We use sprinkle irrigation and drip irrigation in agriculture to save water and energy of farmer.
3. The worst sufferers on account of water shortage are Jamaica,Saudi Arabia, Pakistan, Singapore and United Arab Emirates.
4. Rain water harvesting is a great way or method to save water while it is raining, in this method a pipe line is connected to the roof of the house and when it rains the water is saved in a tank.
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