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Sec 4 NA Sci Bio TYS MCQ 2019 Set B
Quiz by HAO YI
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What is the function of mitochondria in cells?
One of the functions of xylem vessels in plants is the transport of water.
Which feature of xylem vessels allows them to carry out their other functions?
Which substance is required by all living organisms?
The graph shows the effect of temperature on the time taken for the complete digestion of starch.
At which temperature is the rate of digestion of starch the greatest?
Which blood vessel carries blood from one organ to another organ and does not carry blood directly from or to the heart?
Structure M breaks down alcohol. Structure N produces an enzyme to digest fats.
Which row correctly identifies structures M and N?
The diagram shows a test-tube at the start and at the end of an enzyme experiment.
At the end of the experiment, the mixture in the test-tube contains glycerol.
Which row correctly identifies the enzyme and its substrate?
Which part of a leaf contains the highest concentration of chloroplasts?
The diagram shows a root hair cell.
Which row shows the function and structure of a root hair cell?
The diagram shows a section through a leaf.
Through which cell is food transported to the roots of the plant?
The diagram shows the left side of the heart and its valves.
Which row shows the state of the valves when the ventricle is contracting?
What is a role of white blood cells?
Which row describes the structure of an artery?
What is an effect of inhaling tobacco smoke?
An athlete runs a race. The graph shows how the lactic acid concentration in his leg muscles changes.
For how long did the athlete run?
