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Midterm 1
Test Description: Life Science 7th grade 1 9 week review
Instructions: Answer all questions to get your test result.
1) Mason made an educated guess about what would happen during the carrot lab. What is another term for this?
A
variable
B
observation
C
hypothesis
D
inference
2) Brice is working in the lab and asked the teacher for goggles. What was he working with in order to request these?
A
both chemicals and fire
B
chemicals
C
fire
D
rocks and minerals
3) If Shivani wants to find the mass of a small metal cylinder, what item does she need to use in lab:
A
Florence flask
B
triple beam balance
C
graduated cylinder
D
meter stick
4) Jake has blonde hair. This trait is an example of his:
A
cellular structure
B
genotype
C
phenotype
D
karyotype
5) If Sam's horse is dominant for brown fur, having the genes Bb... this is an example of the animal's
A
karyotype
B
cellular structure
C
phenotype
D
genotype
6) Katie wanted to know "what is the total of all chemical reactions in an organism" Melissa told her the answer is:
A
heredity
B
genes
C
osmosis
D
metabolism
7) Jalen was studying a scientific statement about how things happen in nature that seem to be true at all times, what is she studying?
A
theory
B
variable
C
constant
D
law
8) Markus wants to know what the new cell that forms is called when a sperm and egg join:
A
blastula
B
zygote
C
sporangium
D
embryo
9) Chris wants to know what the process is called when a sperm joins an egg?
A
blastolysis
B
meiosis
C
mitosis
D
fertilization
10) Yuli and Janice are lab partners. Janice tells Yuli they need to find the volume of a liquid. What instrument do they need?
A
graduated cylinder
B
triple beam balance
C
Florence flask
D
meter stick
*select an answer for all questions
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