8th Class previous paper 2017 Jammu PDF Download
Science
2017
Set-B
Section A (5 marks)
- What is difference between plant cell and animal cell?
OR
Define asexual reproduction?
Describe two methods of asexual reproduction in animals with suitable diagram?
- What is star, what makes the star to give about vast amount of energy?
OR
Applied force cause a change in
the shape of an object. Give two examples of situation in which applied force
cause a change?
- How water is contaminated?
OR
Is it safe the electrician to
carry out electrical repairs out door during heavy rain?
Section B
- Why mitochondria is known as the power of the cell?
- Name all the planets in the solar system in the order of their distance from the sun?
- Why do new automobile tyres have deep grooves?
Section C
- Define acid rain, how does it affect us?
- Why phosphorous is stored in water?
- What is the sewing machine often oiled?
- Define force with an example?
- What do you know about electroplating?
- Define malleability?
- Name the different cell organelle and functions of any one?
- What are unicellular organisms?
Section C
I.
The milk is turned into curd by
bacteria.(True/False)
II.
The natural resources are………………….
(Limited/Unlimited)
III.
Burning of wood and coal cause ………… of air.
IV.
Fossils fuels can be made in the
laboratory.(True/False)
V.
Sound can travel through;
·
Gases only
·
Solids only
·
Liquids only
·
Solids,
Liquids and Gases
VI.
The force acting on a unit area of a surface is
called …….
VII.
Cell wall is present in …………. Cell.
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