STD VIII - Science (II)

Name
Class
ITS ID
The cell wall of a plant cell is made up of ________.
Cellulose
Starch
Glucose
Glycogen
Ribosomes are found in ________.
Plant cells
Animal cells
Viruses
Only (a) and (b)
Food taken in by amoeba is digested in a _________.
Ribosome
Golgi body
Centrosome
Vacuole
Scattered in the cell are many small structures called ________.
Chromosomes
Genes
Organelles
WBCs
Which of the following metal will not replace copper from its salt solution?
Mercury
Magnesium
Zinc
Iron
When a metal spoon hits the ground a characteristic sound is produced and this property of metal is called ___________.
Malleability
Ductility
Sonorosity
Conductivity
A gaseous non metal is ________.
Chlorine
Bromine
Carbon
Iodine
Fire can be extinguished by __________.
Lowering temperature below ignition temperature
Cutting the supply of oxygen
Removing non combustible substances from surroundings
Both (a) and (b)
In hen, development of embryo takes place _________.
Inside the body
Outside the body
No development occurs
In a pouch like structure
In a given situation what does a child do while playing with moulding clay?
Lifting
Hitting
Pulling
Pushing
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