Introduction
Trending Questions
Which is the major cause of land degradation in Punjab?
Prepare a flow chart of various natural resources.
What are the similarities between living and non-living things?
Who discovered the ozone hole?
If there were no atmosphere around the earth, the temperature of the earth will
Increase
Go on decreasing
Increase during the day and decrease during the night
Be unaffected
Give two examples of non-renewable resources.
Explain the importance of sacred groves.
Mention the functions of the atmosphere.
Question 1
How is our atmosphere different from the atmospheres of Venus and Mars?
Define renewable resources ?
Write a note on how forests influence the quality of our air, soil, and water resources.
How do ecosystems change over time?
- Use of pesticides, insecticides and other chemicals in farmlands.
- Dumping of waste materials on fertile land.
- Occurance of acid rain.
- Food wastes such as banana peels, leaves, etc.
Which non-living things listed below were once part of a living thing?
butter, leather, soil, wool, electric bulb, cooking oil, salt, apple, rubber.
Write an essay on Building a great India
Are dead leaves living things?
What Are the Components of the Environment?
How does atmosphere acts as a blanket?
What Is the Role of Environment?
Name the physical divisions of the biosphere.
Why is the ozone layer important for the existence of life on earth?
Natural Resources are broadly classified into-
- Renewable resources
- Non-renewable resources
- Chemical resources
- Physical resources
What are localised resources?
If there were no atmosphere around the earth, the temperature of the earth will:
Increase
Go on decreasing
Increase during the day and decrease during the night
Be unaffected
The outer crust of earth is called
Name climatic factors of abiotic ecological components.
An example of a biotic factor in a forest ecosystem is:
cliff
waterfall
a tree
a rock
- Air
- Land
- Animals
- Water
Wildlife is an exhaustible natural resource.
- True
- False
