Class8 Synthetic fibres and plastic
Which of the following is not a thermoplastic polymer?
Which of the following is not a thermoplastic polymer?
Anonymous Poll
40%
Polyster
20%
Polyvinyl chloride
40%
Melamine
0%
Nylon
👍3
Class 7 Heat
How is a clinical thermometer held?
How is a clinical thermometer held?
Anonymous Poll
0%
From the bulb
0%
From the tip
100%
From the glass tube
0%
None of the above
❤3
Class 8 Coal and Petroleum
When an oil well is drilled through rocks, what comes out first?
When an oil well is drilled through rocks, what comes out first?
Anonymous Poll
20%
Petroleum
40%
Natural gas
40%
Crude oil
0%
Residual oil
❤2👍1
Class 7 Acids, base and Salt
The chemical name of "oil of Vitrol" is
The chemical name of "oil of Vitrol" is
Anonymous Quiz
0%
Nitric acid
0%
Hydrochloric acid
60%
Potassium hydroxide
40%
Sulphuric acid
❤2👏1
Class 8 Combustion and flame
Which one of the following has the highest calorific value?
Which one of the following has the highest calorific value?
Anonymous Quiz
20%
Kerosene
80%
LPG
0%
Biogas
0%
Petrol
❤2👍1
Class 8 Nutrition in Animals
Which of the following is not a part of digestive system ?
Which of the following is not a part of digestive system ?
Anonymous Quiz
20%
Mouth cavity
80%
Wind pipe
0%
Food pipe
0%
Stomach
❤3
Class 7 Changes Around Us
Rust is chemically
Rust is chemically
Anonymous Quiz
0%
Iron
20%
Iron chloride
60%
Iron oxide
20%
Iron hydroxide
👏3
Class 8 Reproduction in animals
In humans, the development of fertilized eggs takes place in
In humans, the development of fertilized eggs takes place in
Anonymous Poll
0%
Ovary
0%
Oviduct
0%
Testis
100%
Uterus
👏3
Class7 Fibre to fabric
The rearing of silkworm to gather silk is known as
The rearing of silkworm to gather silk is known as
Anonymous Quiz
50%
Pisciculture
0%
Horticulture
0%
Cocoon
50%
Sericulture
❤3
Class 8 Coal and Petroleum
Which of the following is not a fossil fuel?
Which of the following is not a fossil fuel?
Anonymous Quiz
0%
Petrol
0%
Coal
100%
Charcoal
0%
Coke
❤3
Class 7 Physical and chemical changes
Baking of dough into bread is a kind of change
Baking of dough into bread is a kind of change
Anonymous Poll
50%
That can be reversed
0%
That can not be reversed
50%
That can be reversed at very temperature
0%
Can't say
❤3
Class 8
Combustion and Flame
Coal burns with
Combustion and Flame
Coal burns with
Anonymous Poll
0%
Flame
50%
Only glow
50%
Both flame and glow
0%
None of these
❤3
Class 7
Electricity circuits and their components
Which of the following components is used to store electrical energy?
Electricity circuits and their components
Which of the following components is used to store electrical energy?
Anonymous Quiz
100%
Battery
0%
Switch
0%
Wire
0%
Bulb
👏3
Class 8 Friction
If we apply oil on door hinges,the friction will
If we apply oil on door hinges,the friction will
Anonymous Quiz
33%
Increase
67%
Decrease
0%
Disappear altogether
0%
Will remain unchanged
❤3