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Recent questions tagged olympiad
Questions
A flame always points upwards because
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Internal fertilization occurs
cbsc
class
8
biology
olympiad
t1
asked
Aug 18, 2017
by
priyanka.c
1
answer
The presence of which of the following salts in water causes corrosion in steam boilers ?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following will work best as a tester for electric current?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Firewood is generally used as fuel in which of the following?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Polywool is a mixture of which substances?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Which scientist was the first to show electrolysis of water?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following is a good conductor of electricity?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following is not true?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
When a glass rod is rubbed with a piece of silk cloth
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following has highest calorific value?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Various materials which are obtained from nature are called natural resources. Which of the following is not a natural resources?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
Reproduction resulting from the fusion of the male and female gamete is called
cbsc
class
8
biology
olympiad
t1
asked
Aug 18, 2017
by
priyanka.c
1
answer
Which of them is used in extraction of metals ?
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
The fibres manufactured by petrochemicals are
cbsc
class 8
olympiad
science
chemistry
t1
asked
Aug 18, 2017
by
meena.p
1
answer
The cell wall in a plant cell is mainly up of
cbsc
class
8
biology
olympiad
t1
asked
Aug 18, 2017
by
priyanka.c
1
answer
A separation technique which uses a fractionating column to separate different liquid components in a mixture with different boiling points by heating mixture is called
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
How many colours the sunlight spectrum has?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following has an organic origin?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
Which of the following is necessary for burning (combustion)?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
2
answers
The three states of matter are solid, liquid and gas.
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
Metal pots are often made shiny on surface outside especially on the top and side and that makes sense thermally because this ___ .
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
Movement of electrons in fixed orbits around nucleus was given by
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
Carbon, hydrogen and oxygen combines together to make
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
At end of a reaction, catalyst
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 18, 2017
by
meena.p
1
answer
The genetic information of an organism is present in the
cbsc
class
8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
Identify the correct statement about a biosphere reserve.
cbsc
class
8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
Rhinoceros' are poached for their
cbsc
class
8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
Plants and animals living in natural conditions constitute the
cbsc
class
8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
Pathogenic microorganisms present in the host cells are killed by medicines called
cbsc
class
8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
Polio vaccine was developed by
cbsc
class 8
biology
olympiad
t1
asked
Aug 17, 2017
by
priyanka.c
1
answer
‘Bar’ is the unit of ?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
Which among the following is a positively charged particle emitted by a radioactive element?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
Which gas evolves when charcoal is burnt?
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
The Earth is surrounded by an insulating blanket of gases which protects it from the light and heat of the Sun. This insulating layer is called the
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
Glass is made of the mixture of
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
When liquids are heated, they
cbsc
class 7
olympiad
science
chemistry
t10
asked
Aug 17, 2017
by
meena.p
1
answer
When you heat a system, its temperature _ _ .
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Metal pots are often made shiny on surface outside especially on the top and side and that makes sense thermally because this ___ .
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Vulcanization is a ?
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Meaning of word 'anhydrous' is
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Compared to gases, liquids are
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Which of the following is a protein?
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Atoms are composed of
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Light year is a unit of measurement of
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
If baking soda or fruit salt is mixed with vinegar there takes place a
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Point at which solid substance changes into liquid state it is called
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Solubility of gases increases with decrease in
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Potassium Permanganate is used for purifying drinking water, because
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
Permanent hardness of water can be removed by adding
cbsc
class 7
olympiad
science
chemistry
t9
asked
Aug 17, 2017
by
meena.p
1
answer
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