Advertisements
Advertisements
How do we develop a sense of tolerance?
Concept: undefined >> undefined
Make as long a list as you can of all the living things you see in the lithosphere, hydrosphere and atmosphere.
Concept: undefined >> undefined
Advertisements
What is meant by ‘biosphere’?
Concept: undefined >> undefined
Make a list of the landforms you see in your surroundings and give a description of any two of them.
Concept: undefined >> undefined
In which direction do these things fall?
Leaves, flowers, fruits from a tree.
Concept: undefined >> undefined
In which direction do these things fall?
Rocks that come loose from a hillside.
Concept: undefined >> undefined
In which direction do these things fall?
Rain falling from the sky.
Concept: undefined >> undefined
In the course of your observations, did you notice any signs of the presence of living things, though the living things themselves were not seen? For example, did you notice any partly eaten fruits or shells, fallen feathers, animal tracks, dung, droppings, nests, cocoons, eggs, honeycombs, etc.?
Concept: undefined >> undefined
Could you observe any microorganisms?
Concept: undefined >> undefined
Which one of the places you visited shows greater biodiversity?
Concept: undefined >> undefined
What’s the solution?
We have to remove insects from the grain without using insecticides.
Concept: undefined >> undefined
What substances in the soil are useful for the growth of plants?
Concept: undefined >> undefined
Micro-organisms form a part of the environment.
Concept: undefined >> undefined
What are the different purposes for which fuels such as petrol, diesel, kerosene, natural gas, coal, and wood are used?
Concept: undefined >> undefined
Give reason.
It is important to conserve the living components of the environment.
Concept: undefined >> undefined
______ leads to diseases of the liver, intestines, and urinary bladder.
Concept: undefined >> undefined
Classify the following as natural or man-made.
Soil.
Concept: undefined >> undefined
Classify the following as natural or man-made.
horse.
Concept: undefined >> undefined
Classify the following as natural or man-made.
stone.
Concept: undefined >> undefined
Classify the following as natural or man-made.
water hyacinth.
Concept: undefined >> undefined
