WorksheetsClass-7 Revision Aug-2021
Total questions: 10
Worksheet time: 5mins
Burning of a magnesium ribbon is a
Physical Change
Chemical Change
All of the above
Reversible Change
Example of heat transfer through radiation is
Heating of Earth by Sun
Sea breeze
Land Breeze
Boiling of Water
The green pigment present in plants is
Chlorophyll
Chloroplast
Anthocyanin
Scientific Name of silk moth is
Bombyx mori
Musca domestic
Culicidae
Natural indicators are
Turmeric
Methyl orange
Litmus
China rose indicator
Rusting of iron requires
Oxygen
Water
Chemical
Both oxygen and water
Presence of thick fur in polar animals help in
Keeping the animal fit
Keeping the animal warm
Makes the animal look good
None of the above
Which one of the following is not a part of digestion process?
Ingestion
Digestion
Absorption
Injection
Sea breeze and land breeze are examples of
Conduction
Convection
Radiation
Induction
Which among the following is not a ruminant?
Goat
Cow
Crow
Buffalo
