1 |
The colour of hottest star is |
Red
Yellow
Blue
White
|
2 |
Star's distance are measured in |
Kilometeres
Miles
Light years
Nauticalmiles
|
3 |
A vehicle designed to carry an artificial satellite in outer space is. |
Rocket
Air bus
Jet Plane
Spacecrapt
|
4 |
Telescope on the Earth suffers from the defect that light coming from the stars has to pass through. |
Space
Water
Atmosphere
Clouds
|
5 |
An instrument that helps in seeing heavenly objects. |
microscope
Kaleidoscope
Telescope
Periscope
|
6 |
The three key ingredients used in making soap are. |
Oil, lye, water
NaOH , Oil, lye
Glycerol, oill, lye
glycerol, water, oil
|
7 |
Baking soda , sodium chloride, calcium carbonate and glycerin are usually used for making homemade. |
Bioplastic
Detergent
Tooth paste
Hardwash
|
8 |
Toothpaste is a ........ paste like material used for cleaning and polisheing teeth. |
Liquid
Gas
Semi -Solid
Solid
|
9 |
To make bioplastic, we heat the solution. |
70 oC
75 oC
80 oC
85 oC
|
10 |
For making bioplastic, we used corn starch and glyceroal with amount. |
1.4 g and 0.5 g
1.5 g and 0.4 g
1.5 g and 0.5 g
0.5 g and 0.6 g
|