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WorksheetsChemical evolution and carbohydrates
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
The 3 categories of carbohydrates are:
a)
Monosaccharide, disaccharide, polysaccharide
b)
glucose, fructose, galatose
c)
starch, cellulose, chitin
d)
There are no categories of carbohydrates
2.
What type of carbohydrate is this?
a)
polysaccharide
b)
disaccharide
c)
monosaccharide
d)
it isn't a carbohydrate
3.
Which one is a pair of epimer
a)
Glucose and galactose
b)
Glucose and mannose
c)
galactose and mannose
d)
None of the above
4.
Examples of chemoheterotrophs
a)
Plants
b)
Animals
c)
Both of the above
d)
None of the above
5.
Which is not a macromolecule in cell
a)
Protein
b)
Nucleic acids
c)
Polysaccharides
d)
Minerals
6.
This experiment was conducted by the scientists:
a)
Stanley Miller and Harold Urey
b)
Harold Urey and Albert Einstein
c)
Louis Pasteur and Francesco Redi
d)
James Watson and Francis Crick
7.
The electrical sparks mimicked?
a)
The Sun's energy
b)
Lightning
c)
Volcanic eruptions
d)
Cosmic radiation
8.
Which type of cell came first?
a)
Eukaryotic
b)
Prokaryotic
c)
Plant
d)
Both Eukaryotic and Prokaryotic cells evolved around the same time
9.
Organisms that can make their own food .
a)
autotrophs
b)
heterotrophs
c)
phototrophs
d)
mesotrophs
10.
The energy needed for photosynthesis is
a)
Light energy from the sun
b)
Chemical energy stored in molecules
c)
Potential energy
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