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Worksheets9th CBSE Live quiz 15/08/2021
Total questions: 15
Worksheet time: 8mins
A mixture of sulphur and carbon disulphide is
Heterogeneous and shows Tyndall effect.
Homogeneous and shows Tyndall effect.
Heterogeneous and does not show Tyndall effect.
Homogeneous and does not show Tyndall effect.
Blood and seawater are ?
Both mixtures
They are compounds.
Blood is a mixture whereas sea water is a compound.
Blood is a compound and sea water is a mixture.
In a water-sugar solution
Water is solute and sugar is solvent
Water is solvent and sugar is solute
Water is solute and water is also solvent
None of these
Which of the following methods would you use to separate cream from milk?
Fractional distillation
Distillation
Centrifugation
Filtration
Mercury and bromine are both ?
Liquid at room temperature
Solid at room temperature
Gases at room temperature
Both (a) and (b)
A car travels a distance of 500 km in 10 hours. What is its speed in km/hr?
50 km/hr
60 km/hr
70 km/hr
80 km/hr
If you whirl a stone at the end of a string and the string suddenly breaks, the stone will ?
Fly off the tangent of the circular path
Fly towards you
Fly away from you
None Of these
For a Body performing uniform motion with uniform speed the distance time graph is ?
Straight Line Parallel to Y-Axis
Straight Line inclined to time axis
Straight line parallel to X-Axis
None of the above
The Ratio of CGS to MKS unit of acceleration is?
1:10
1:1
1:100
10:1
Which of the following is most likely not a case of uniform circular motion?
Motion of the earth around the sun
Motion of a toy train on a circular track
Motion of a racing car on a circular track
Motion of hours’ hand on the dial of a clock
Which of these is not related to endoplasmic reticulum?
It behaves as a transport channel for proteins between nucleus and cytoplasm.
It transports materials between various regions in the cytoplasm.
It can be the site of energy generation.
It can be the site for some biochemical activities of the cell.
The largest cell is ?
Ostrich Egg
Chicken Egg
Crow’s Egg
None of these
Silver nitrate solution is used to study ?
Endoplasmic reticulum
Golgi apparatus
Nucleus
Mitochondria
Organelle without a cell membrane is
Ribosomes
Golgi Apparatus
Chloroplast
Nucleus
Cell Wall of which of these is not made of cellulose?
Bacteria
Hydrilla
Mango Tree
Cactus
