Bio Test Unit 1 - Review Quiz

You make one batch of cookies with regular flour and another with cake flour.

experiment

A(n) ______ differs from the control group by the one variable that is being tested in the experiment.

experimental group

You like some chocolate chip cookie recipes better than others.

observation

Does the type of flour you use make a difference?

question

Using cake flour makes the cookies soft, which you prefer.

results

Which of the following are appropriate hypotheses that the farmer could test? Select all that apply. a) Almond trees produce more almonds if they are watered once a day b) Almond trees live longer if fertilizer is mixed into the soil once every three months c) Almond trees produce larger almonds if they are watered daily and fertilizer is used.

a, b, and c

A(n) ______ in an experiment yields data against which other groups are compared.

control group

A(n) ______ is a proposed, testable explanation for an observation.

hypothesis

Cake flour works better than regular flour.

hypothesis

A(n) ______ is a factor that changes during an experiment.

variable

Which of the following scenarios describe people using steps of the scientific method? Select all that apply. a) In order to determine what type of fertilizer works best for growing flowers on his balcony, Joe plants flowers in three pots with three different types of fertilizes and measures their growth over time. b) Miguel's car doesn't start in the morning, so he methodically checks one possible component at a time to try to figure out why his car will not start. c) While trying to figure out why her smartphone keeps turning off after she dropped it, Jocelyn predicts that the battery is loose inside the case. d) Sarah observes that a specific type of ant keeps showing up in her kitchen, which leads her to wonder what the ant is attracted to.

all of the above