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Intro to Science

Last updated over 5 years ago

2 questions

1

1

Question 1

1.

The student infers that fertilizer makes trout grow more quickly. Which of these observations BEST supports her inference?

A.  After 3 weeks, most of the trout in the pond with fertilizer had died.

B.  After 3 weeks, there were more female trout than male trout in a pond with fertilizer.

C.  After 3 weeks, trout in a pond with fertilizer were larger than those in a pond without fertilizer.

D.  After 3 weeks, trout in a pond with fertilizer were healthier than those in a pond without fertilizer.

Question 2

2.

A student wants to do a scientific investigation to answer the question, "Does fertilizer in a pond water affect how fast trout grow? What will the student MOST likely do last in her investigation?

A.  read articles about how fertilizer affects fish

B.  draw a conclusion about how fertilizer affects trout growth

C.  hypothesisze that fertilizer will make trout grow more slowly

D.  collect data on how quickly trout grow in ponds with and without fertilizer