GSEB Class 7 Conservation and Preservation of Resources

GSEB Class 7 Conservation and Preservation of Resources

GSEB Class 7 Conservation and Preservation of Resources | GSEB Class 7 Social Science Solutions | extra question and answers for gujarat board

 

Choose the correct alternative from the option given below to answer the following questions:

Into how many major groups resources are divided?

  • Two
  • Three
  • Four
  • Five

 

Which of the following are the means of irrigation?

  • Well
  • Canal
  • Lake
  • All

 

Where are the forests mainly found in India?

  • Gujarat
  • Assam
  • Andaman-Nikobar
  • Haryana

 

Which of the following bird is found in the desert of Kutch?

  • Ostrich
  • Flamingo
  • Snow-partridge
  • Penguin

 

Which special animal is found in Ladakh?

  • Yak
  • Ghudkhar
  • Fox
  • Cow

 

Answer the following in one sentence

 

What do the people of Sahara cultivate?

People of the Sahara desert grow date palm and thorny vegetation.

 

What is the name given to the earth’s crust made up of fragments of rock, gravel, and clay?

Regolith is the name given to the earth’s crust made up of fragments of rock, gravel, and clay.

 

Which is the main source of water?

The main source of water is rain.

 

Which animal is on the verge of extinction that is found in the rivers of Gujarat?

In Gujarat, an animal that is on the verge of extinction is the waterfowl.

 

Which region of India is known as small Tibet?

Ladakh is known as the small Tibet of India because of its cold desert climate.

 

Write a short note:

Desert of Kutch

There are two parts to the kutch desert: the little ran and the great ran of kutch. This desert, which is located in the Kutch district of Gujarat, lies to the northwest of Pakistan and to the northeast of Rajasthan. It is known that the region formed due to the lifting of the continental shelf. The white desert is another area located in this region, this region has a hot and dry climate.

 

Preservation of water resources 

One-third of the Earth is covered with water, but only 3% of it is potable. Water is a vital resource for daily human activities, industries, and agriculture.

Build more and more reservoirs, and make efforts to raise groundwater levels.

take steps to prevent and collect rainwater by building dams, recharge wells, farm ponds, etc., to protect reservoirs and rivers.

 

Land resources

The upper layer of the earth’s surface on which vegetation usually grows is the soil. The soil is a thin layer made up of many particles on the earth’s crust. Small and large pieces of rocks, gravel, clay, and organic silt are called regolith. In these organic elements, air and water are mixed and soil is formed. Any country’s economic development is determined by the type and quality of its soil.

 

Desert of Ladakh

It is located in the north of India. Ladakh is a cold desert region in India. The Indus River is the main river here. The air here is very thin and the climate is cold and dry due to the high altitude. In summer, temperatures rise to above 0 degrees Celsius during the day and fall to below -30 degrees Celsius at night. Rainfall is very rarely seen in Ladakh. Ladakh also called Kha-pa-chan means glacier.

 

Conservation/preservation of wildlife

The following steps should be taken for wildlife conservation:

  • Poaching of wildlife must be stopped through strict enforcement.
  • The importance of wildlife conservation should be explained to people.
  • Forest fires need to be extinguished quickly.
  • Provide medical treatment to wild animals
  • Through the media, awareness should be raised.
  • The wildlife should be provided with adequate food, water, and habitat.

 

 Answer briefly:

 

What is a resource?

Resources are substances found on earth that are useful to humans. Some examples of natural resources are air, water, land, plants, and minerals. Natural resources are the backbones of an economy. They are vital to the power and prosperity of a nation. These resources have specific properties and utilities.

 

Economic importance of forests

Forests are useful to us in many ways:

  • Teak,salwood, and timber are used to make furniture.
  • Sports articles are made from cedar and pine.
  • Baskets, paper rayon, etc. can be made from bamboo.
  • We get glue honey etc from forests.
  • Forest provides livelihood to the people living in it.

  

Write a short note on the flora and fauna of the desert Sahara.

Date palms and thorny vegetation are found in the Sahara desert. due to the desert, very little vegetation is found. an oasis surrounded by palm trees is found in this desert.

 

What is water scarcity?

Water scarcity means a shortage of drinking water. Water is a precious gift from nature. Growing populations, increasing urbanization, and rising living standards have led to increases in water demand. Water is needed for cleaning and preserving the environment. Currently, we face growing water scarcity in many parts of our country.

 

Which are the remedies to prevent soil erosion?

To prevent soil erosion, trees should be planted in fallow land, step farming should be practiced on sloping land, a barrier should be constructed, and land grazing should be controlled.

 

 

 

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