Secondary School (English Medium) (5 to 8) इयत्ता ५ - CBSE Question Bank Solutions for Environmental Studies

Look carefully at your sprouted chana and make its drawing?

Plant your seeds

Take a clay pot or a tin can with a wide mouth. Make a small hole at the bottom of the can. Fill your can with soil. Put four or five seeds of the same kind in the soil and press them gently. Different groups can plant different kinds of seeds, such as mustard (sarson), fenugreek (methi), sesame (til) or coriander (dhania).

Name of the seed: ______

The date on which you planted them: ______

The day you observe something coming out of the soil, start filling the table:

To find the height of a plant use thread and then measure it on the scale.

How long did it take for the plant to come out from the soil?

What was the difference in the height of the plant on the first and second day?

On which day did the height of the plant increase the most?

Did new leaves come out of the plant every day?

Was there any change in the stem of the plant?

Which seeds took the most number of days for the stem to come out of the soil?

Which seeds took the least days to come out of the soil?

Which seeds did not grow at all? Why?

Did anyone’s plant dry up or turn yellow? Why did this happen?

What would happen if the plants do not get water?

What is inside the seed?

How does a big plant grow from a tiny seed?

What would happen if plants could walk? Draw a picture.

Do some plants grow without seeds?

How many types of seeds can you collect? Where will you find them? Each of you should try to collect as many different types of seeds as you can. After that, put all the seed collections together. Now observe these seeds carefully – their shapes, sizes, colours, textures (smooth or rough). Make a seed chart to put up in the class. You can start with a table like this.

Look at the area around your school. Are there any fields, farms, pucca roads, drains, etc? Is the area sloping, rocky, or flat? Think, what will happen here when it rains? Where will the rain water go – into the drains, pipes, or pits? Is some water also getting soaked into the soil?

Is there a lake, well or stepwell near your house or school? Visit it and find out more about it.

How old is it? Who got it built?