Chapter 12 Food for All Solutions

Maharashtra State Board Class 5 EVS Solutions Part 1 Chapter 12 Food for All

5th Std EVS 1 Digest Chapter 12 Food for All Textbook Questions and Answers

1. What’s the solution?

2. Use your brainpower!

3. Find and correct the incorrect statements:

Question (a)
There is only one method of farming.
Answer:
Incorrect, lot of improvised methods are brought about through research.

Question (b)
India is an agricultural country.
Answer:
Correct.

Question (c)
Use of improved seeds does not lead to higher yields.
Answer:
Incorrect, use of improved seeds leads to higher yield.

4. Answer the following:

Question (a)
What are the advantages of using improved seeds?
Answer:
1. Nowadays, improved seeds are developed through research.
2. These seeds have a higher yield and can resist pest attacks.
3. Some varieties of these seeds become ripe for harvesting in a shorter period while some give a higher yield even with a low supply of water.

Question (b)
Which are the modem methods of irrigation? What are their advantages?
Answer:
1. Drip irrigation and sprinkle irrigation are the two modem methods of irrigation.
2. These methods ensure that the required amount of water drips only near the plants.
3. Thus, full use is made of the available water and there is no wastage.

Question (c)
Describe the ‘Drip irrigation’ method.
Answer:
1. The ‘Drip irrigation’ method makes use of pipes with holes.
2. This ensures that the required amount of water drips only near the plants.
3. This method makes full use of the water available without wasting it.

Question (d)
What are the reasons due to which growing crops are damaged?
Answer:
Diseases and pest attacks are the reasons due to which growing crops are damaged.

Question (e)
What is done to avoid the damage to crops?
Answer:
As a remedy, insecticides and pesticides are sprayed on crops or certain chemicals are rubbed on the seeds before sowing to avoid damage to crops.

Question (f)
What causes the fertility of the soil to diminish?
Answer:
1. Overwatering makes the land saline and fallow.
2. Overuse of chemical fertilisers leads to accumulation of excessive chemicals in the soil.
3. This reduces the fertility of the soil and reduces the productivity.

Question (g)
What changes has modern technology brought about in the methods of farming?
Answer:

Question (h)
What methods are used to preserve food- grains?
Answer:
1. To prevent damage by pests, chemicals are sprayed at the place of storage or all around it.
2. Neem leaves or some protective chemicals are mixed in the grain as their smell repels insects.
3. Storage places are kept dry and airy to prevent fungus formation.

Question (i)
How is water made available for farming?
Answer:
1. Huge quantities of water are stored by building dams and bunds on rivers to obstruct the flow of water downstream.
2. Improved methods of irrigation are used which provide enough water to the plants and at the same time, help to save a lot of water.

5. Match the following: