हाउ डिड यू डू इट वॉइस चेंज
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Answer:
Write the three main function
Explain 'balance diet'. Write the two function UI
What is winnowing? Where it is used?
Draw the diagram of flower and labelled each parts.
Explain the movement in cockroach.
Write the adaptive features of cactus to survive in desert.
Can you think of creating shape that would give a circular shadow if held in one way and a
rectangular shadow if held in another way? Explain with diagram.
following as magnetic and non- magnetic
8)
iron nail.Copper-screw, Eraser, Shaving blades, plastic scale, cobalt, Aluminium, steel rod, rubber
band.
9)
How will you prove that air support burning.
10)
Explain 3R- Principle.
11)
Describe briefly how honey is produced.
12)
Write the function of vitamin, protein and roughage in our body.
13)
What is sieving? Where it is used?
Draw the diagram of leaf and labelled each parts.
5)
Explain the movement in fish.
Write the adaptive features of camel to survive in desert.
Classify the following as transparent, translucent and opaque object.
Brick, butter paper, air, cardboard, metals, book, smoked glass, water, cellophane paper
You are given an iron strip. How will you make it into a magnet?
How are clouds formed?
List three ill - effects of plastics.