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15
×
What did Dalton believe about atoms?
C) They are indivisible and unique for each element
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15
×
An example of an organism that reproduces asexually is:
Amoeba
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15
×
Which of the following is a physical change?
C) Melting ice
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15
×
Which organelle is known as the powerhouse of the cell?
Mitochondria
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lifesaver
Give 20 points!
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star
Double points!
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shark
Other team loses 25 points!
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banana
Go to last place!
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15
×
Which of the following is NOT a safe lab practice?
C) Eating during a lab
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15
×
In chromatography, what causes the different substances to separate?
A) Solubility and particle size
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15
×
What is the correct electron configuration for oxygen (atomic number 8)?
B) 2, 6
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15
×
What is the function of the cell membrane?
B) Control what enters and exits the cell
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15
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Which experiment led to the discovery of the nucleus?
A) Gold foil experiment
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15
×
The shape of DNA is best described as:
D) Double helix
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heart
Other team wins 5 points!
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seesaw
Swap points!
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fairy
Take points!
5
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25
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thief
Give points!
5
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25
15
×
Asexual reproduction results in offspring that are:
B) Genetically identical
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15
×
What happens to particles in a substance as it is heated?
B) They move faster
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baam
Lose 15 points!
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magnet
Take 25 points!
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shark
Other team loses 20 points!
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baam
Lose 15 points!
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15
×
What does a yellow triangle with a black flame symbol indicate?
Flammable substance
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