Question

IV. SHORT ANSWER TYPE - Il QUESTIONS
14. Draw the veins of leaves given in figure
below and write the type of venation.
4 X 3 = 12
0 0
Grass
OR
Poopad
China roto
15. Write the differences between bone and cartilage.
16. Why are moon and planets considered as non-luminous objects?
17. Distinguish between natural fibres and synthetic fibres with example.
SHORT ANSWER TYPE - || QUESTIONS
18. Write the difference between a shadow and an image,
V.
4 x 4 = 16
What is this called? Define this process.
a) What change take place in the path of light when it light falls on a shiny surface?
b) Define the pinhole camera. Why is the image formed in a pinhole camera inverted?
19. Write the steps to test the presence of carbohydrate(starch) in the given food item.
20. How are the motions of a wheel of a moving bicycle and a mark on the blade of a
moving electric fan different? Explain.
21. a) Name the pulses used to make sprouts. Write the procedure used to make sprouts
at home.
b) What is the natural source of honey? Where is it stored?
V. LONG ANSWER TYPE QUESTIONS
3 x 5 = 15
22. Read the functions of parts of a plant given below.
a) fixes plant to the soil
b) prepares starch
c) takes part in reproduction
d) supports branches and bears flowers in the
diagram given in figure, write the names of
the parts whose function you have just read
at the appropriate space.
OR
Explain the structure of a typical flower with the help of a diagram.
23. How is the skeleton of a bird well-suited for flying?
OR
Explain various kinds of joints found in our body and give examples of each.
24. a) What is spinning? Name any two devices used for spinning,
b) From which part of the plants are cotton and jute obtained?
OR
Explain the process of the formation of yarn from cotton wool
Define transpiration. How will you demonstrate transpiration through an experiment?​

Answer 1

Answer:

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Answer 2

Answer:

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