Which of the following is a base quantity in SI Unit?
a) Mass
b) Area
c) Volume
d) Density
What determines the pitch of sound?
a) Frequency
b) Speed
c) Direction
d) Number of beats
Calcareous soils are relatively:
a) Acidic in nature
b) Neutral in nature
c) Alkaline in nature
d) Amphoteric in nature
During quantitative analysis, theoretical composition of a chemical reaction is indicated by its.
a) Endpoint
b) Equivalence point
c) Precipitation point
d) Limited reagent point
Some compounds on heating decomposes is simpler compound or elements. This type of reaction is called.
a) Additional reaction
b) Decomposition reaction
c) Process of respiration
d) Replication of DNA
PAKISTAN STUDIES
