Science 30 January 2000 Diploma Examination

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Use the following information to answer the next question.
Four Substances Transported by Blood
1 Carbon dioxide
2 Dissolved waste
3 Glucose
4 Oxygen
Numerical Response
1. Match the substances transported by blood, as numbered above, with the appropriate
descriptions given below. Use each number only once.
Is an organic nutrient ______ (Record in the first column.)
Is removed in lungs ______ (Record in the second column.)
Is removed in kidneys ______ (Record in the third column.)
Is required for respiration ______ (Record in the fourth column.)
(Record your answer in the numerical-response section on the answer sheet.)
____________________
6. The pain reliever salicylic acid is a carboxylic acid whose organic functional group is
A.
O
=
R–C –
OH
B.
H
–
O
=
R–C–O–C–R
H
C.
H
–
R–C–R
OH
D.
=
R–C –
O
H
3