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WorksheetsClass 8 Revision quiz for final exam
Total questions: 19
Worksheet time: 10mins
The symbol Na stands for the element
neon
Sodium
Iron
Nitrogen
Non-metals are
Generally solids and gases
Generally gases and liquids
Generally liquids
Generally Liquids
The most reactive metal among the following is
Potassium
Sulphur
Phosphorus
Aluminium
All metals are solids at room temperature except
Mercury
Gallium
Bromium
Both 1 and 2
Will copper react with air
Yes
No
I don't Know
When aluminum oxide is dissolved in water it forms aluminum hydroxide, which is ______ in nature
Acidic
Basic
Neutral
I don't know
Humans become capable of reproduction after
Puberty
becoming adult
Pituitary gland secretes __________ hormone
Adrenaline
Growth Hormone
Insulin
What does Insulin controls
Body growth
Glucose level in blood
Name the Three bones in the middle ear
Femur, Stirrup, Sternum
hammer, anvil, anvil
Sound can travel is vacuum
True
False
Two mirror are kept at an angle of 20 how many images can be seen
50
22
12
17
Virus shows reaction
Only outside a host cell
Both outside and inside a host cell
only inside a host cell
Electroplating of a steel spoon with copper what should be the electrolyte
copper
Copper sulphate solution
Copper sulphate
zinc sulphate
Electrolysis of Sodium Chloride Solution
What will be the gas evolved at Anode
Hydrogen Gas
Sodium Hydro oxide
Chlorine gas
Lightning conductors are inserted for what
To protect building from Cyclone
for network
To protect building from lightning
to collect electricity
What is the charge acquired by a glass rod when rubbed with silk cloth
Positive
Negative
No charge acquired
If zygote is having two x chromosomes it will develop into a baby ______
Boy
Girl
Which Gamed has two different chromosomes
Egg
Sperm
