STD VII - Science (III)

Name
Class
ITS ID
In case of __________ the cool air moves from the land towards the sea.
Land breeze
Sea breeze
Ice breeze
Sand breeze
The transfer of heat which does not require any medium is called _________
Conduction
Convection
Radiation
Vaporization
The wind pipe is also called ________
Oesophagus
Bronchus
Nasal Cavity
Trachea
Yeast respire anaerobically to produce __________
Water
Alcohol
Glucose
Lactic Acid
The process of digestion taking place in grass-eating animals is called _________
Egestion
Rumination
Assimilation
Absorption
Which of the following is not an insulator?
Air
Wood
Plastic
Copper
Ventilation in rooms is due to ________
Conduction
Convection
Radiation
All of these
Which of the following turns lime water milky?
Oxygen
Carbon dioxide
Sulphur dioxide
Hydrogen peroxide
Lungs are full of tiny air spaces called ___________
Alveoli
Tracheae
Bronchi
Bronchioles
Which of these is not necessary for photosynthesis?
Carbon dioxide
Chlorophyll
Light
Nitrogen
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