Science UIL Middle School

Quiz
•
Science
•
8th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does DNA stand for?
Deoxyribonucleic acid
Denitrogenous acid
Deribonucleic acid
Diribonucleic acid
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The building block of nucleic acids are nucleotides. Nucleotides are composed of a sugar, a phosphate group, and a _________________ base.
oxygen
hydrogen
nitrogen
carbon
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What determines the code, or information, of a DNA molecule?
the shape (structure) of the nitrogen bases
the order (sequence) of the nitrogen bases
the color of the nitrogen bases
the frequency (number) of nitrogen bases
Tags
NGSS.HS-LS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which 2 molecules form the sides (backbone) of the DNA ladder?
deoxyribose sugar and adenine
deoxyribose sugar and a hydrogen bond
deoxyribose sugar and the nucleus
deoxyribose sugar and phosphate
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The two strands of nitrogenous bases in DNA are joined by which type of bond?
polar bonds
ionic bonds
covalent bonds
hydrogen bonds
Tags
NGSS.HS-LS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The drawing shows the structure of what molecule?
DNA molecule
lipid molecule
carbohydrate molecule
protein molecule
Tags
NGSS.HS-LS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A long chain of amino acids is a/an
protein
nucleic acid
tRNA
mRNA
Tags
NGSS.HS-LS1-1
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