A hygrometer is an instrument used to measure
Dew point
Temperature
Relative density
Relative humidity
Vapour pressure
Correct answer is D
No explanation has been provided for this answer.
The structure in the cell that controls the movement of substances in and out of the cell is the
cytoplasmic membrane
nuclear membrane
cytoplasm
protoplasm
endoplasm
Correct answer is A
No explanation has been provided for this answer.
stores the steam for future use
prevents the steam from escaping
ensures that only dry steam gets into the calorimeter
allows condensed steam to go into the calorimeter
determines the quantity of steam used
Correct answer is C
No explanation has been provided for this answer.
Most of the energy in the cell is produced in the
mitochondrion
lysosome
plastid
Golgi apparatus
cytoplasm
Correct answer is A
No explanation has been provided for this answer.
1:3
3:1
3:7
7:3
15:8
Correct answer is A
No explanation has been provided for this answer.