Part A

Question

Multiple Choice Question
Ted noticed that weeds known as dandelions were growing in flower pots around his home.
Ted does not want dandelions growing in his flower pots and is planning to use an herbicide to kill them. Ted heard of an herbicide that can kill the dandelions in less than 2 weeks. Ted wants to investigate how the herbicide causes the dandelions to die.

To do this, Ted collected data before he used the herbicide and then for two weeks after he used the herbicide. His data table is found below.
Which of the following is the best explanation for the observations Ted made about how the herbicide affected dandelion growth?
A.
The dandelions are no longer able to perform photosynthesis.
B.
The dandelions are no longer able to perform cellular respiration.
C.
The dandelions are no longer able to transport water.
D.
The dandelions are no longer able to perform fermentation.
Part B
Multiple Select Question
What evidence best supports your answer to the previous question? Select two correct answers.
A.
The dandelions begin to dry out.
B.
The dandelions are not getting enough sunlight.
C.
The dandelions are not receiving enough nutrients.
D.
The dandelions are not producing oxygen.
E.
The dandelions are pale in color.

Answer 1

Part A
A. The dandelions are no longer able to perform photosynthesis.

Part B
A. The dandelions begin to dry out.
E. The dandelions are pale in color.