Precipitation in the form of a mixture of rain and snow is called
Drizzle
Hail
Sleet
Sleet
A fresh egg when placed in salt water will
sink and go to the bottom
sink but will not go to the bottom
float
float
C.
float
Which of the following is least likely to be an effect of global warming?
Increased frequency of hurricanes
Loss of fertile delta region as for agriculture
Decreased rate of photosynthesis in vegetation
Decreased rate of photosynthesis in vegetation
Which of the following is not a nitrogenous fertilizer?
Ammonium sulphate
Urea
Ammonium nitrate
Ammonium nitrate
The chemical that is used to ripen mangoes is
Calcium sulphide
Calcium carbide
Calcium carbonate
Calcium carbonate
The group of solar cells joined together in a definite pattern is called a
Battery
Solar heater
Solar cooker
Solar cooker