Quizizz #18

What substance would you predict was added to the cells to cause the change shown?

• Distilled Water

• Tap Water

• Salt Water

• Gummy Bears

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-5

What is number 1 and what does it do?

• ribosome; protein synthesis

• ribosome; cellular respiration

• mitochondrion; cellular respiration

• nucleus; controls cell activities

Tags

NGSS.MS-LS1-2

Which structure is present in plant, but not animal cells?

• A

• B

• E

• F

Tags

NGSS.MS-LS1-6

What would you expect to happen if you left this alone for one hour?

• Water turns black

• Cell shrivels

• Cell bursts

• Cell turns black

Tags

NGSS.HS-LS1-7

The diagram below represents a biochemical process. Which molecule is represented by X?

• DNA

• Protein

• Starch

• ATP

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which of the following is not a safe laboratory procedure?

• heat a solution at the lowest possible temperature

• wear gloves when working with heat

• use a glass stirring rod to gently stir hot liquids

• stopper the flask you are heating to heat it faster

Which of the following describes the control group?

• The group with the most constant variables

• The group with the largest sample size

• The group that does not receive the independent variable

• The group that does not receive the dependent variable

What conclusion can we come to by reading the following graph?

• The paramecium grew slowly over the first few days but then its growth sped up

• The paramecium grew quickly over the first few days, but then its growth slowed down

• The paramecium failed to grow during the experiment

Answer explanation

We knew that the paramecium grew quickly over the first few days because the line on the graph shot up like a rocket. Then it started to level out as the growth slowed down.

Doctors are trying to determine if a certain medication helps to cure migraines. In their experiment, one group is given the new medication while the other group is given a sugar pill (placebo). The group being given the sugar pill is the

• independent variable

• dependent variable

• control group

• experimental group

Answer explanation

The control group DOES NOT receive the independent variable (in this case, the new medication). This group helps to determine whether the experimental medication is actually working.

Which of the following organelles is most important in diffusion and active transport?

• cell membrane

• vacuole

• nucleus

• golgi apparatus