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Quantitative observations are considered more accurate than qualitative observation because quantitative are:
a) Invariable                        

b) Measurable
c) Recorded in terms of numbers 

d) All of these

b

Which is not a quantitative observation:
a) One liter of water weighs 1000 grams
b) One litter of ethanol weighs 789 grams
c) water boiling point 100 C
d) The freezing point of water is colder than the boiling point

d

In an experiment to test the necessity of carbon dioxide for photosynthesis which is the control group:
a) Plant provided with carbon dioxide        
b) Plant with no carbon dioxide
c) Plant with a small supply of carbon dioxide             
d) None of these

a

Two hosts in which plasmodium completes its life cycle are:
a) Man and culex               
b) Man and Anopheles
c) Sparrow and Man
d) Culex and Sparrow

b

In mosquitoes, the plasmodium multiplies in:
a) Salivary glands                               
b) Stomach
c) mouthparts                      
d) all of these

b

The information such as names, dates, or values made from observations and experimentation is called:
a) Ratio                                
b) Proportion
c) Data                                  
d) None of these

c