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Life Science Milestones 1st Semester Review Flashcards | StudBud
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Life Science Milestones 1st Semester Review
Life Science Milestones 1st Semester Review
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7th grade Units 1-3 review
Flashcards
35 cards
F
Practice quiz
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Host live
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Questions
35
Answers
1
finish: Domain- Kingdom- Phylum- _________- Order- Family- Genus-Species.
Group
Class
Catergory
2
Asexual reproduction advantages are.... (pick multiple)
genetic variation
quick
mutations
many offspring
3
An organism that reproduces through asexual reproduction has how many parents?
2
1
4
3
4
___ are most mulicellular, decomposers, and closely related to animal kingdom.
Plants
Fungi
Animal
Protists
5
__ are mostly unicellular, live in watery environments, eurkaryotic, and an example is algae.
Animal
Plant
Protist
Eubacteria
6
___ are prokaryotic, unicellular, reproduce asexually, but are found in extreme conditions.
Archaebacteria
Eubacteria
7
What is NOT part of the cell theory?
made of 1 or more cells
all shapes and sizes
come from existing cells
basic unit of life
8
Mitosis plays a role in the animal body in order to ________.
reproduce
grow, repair, replace
9
When there is a heterozygous genotype which trait shows?
the female's trait
the male's trait
the dominant trait
the recessive trait
10
Janet is studying a population of genetically identical individuals. so...
reproduce asexually
reproduce sexually
do not reproduce
11
What is NOT a characteristic of a living thing?
Cells
Grow and Develop
Mobile
DNA
12
____ are motile and reproduce both sexually and asexually.
Plant
Animal
13
What are the 4 bases in DNA?
A, T, G, C
A, B, C, D
U, G, A, B
14
Prokaryotes differ from eurkaryotes in that their cells _____.
are much larger
don't contain a nucleus
contain membrane bound organelles
can perform photosynthesis
15
Each gene has 2 forms _________ & ___________.
big & small
right & wrong
dominant & recessive
phenotype & genotype
16
Which is an example of a recessive genotype?
BB
bb
blue eyes
brown eyes
17
There are ___________ amount of kingdoms.
8
3
4
6
18
Oxygen + Sugar = Energy + CarbonDioxide + Water (is which process?)
Cellular Respiration
Photosynthesis
19
Robert Hooke was the first to look at _________.
Plants
Cells
Human Brain
Stars
20
Which is an example of a heterozygous genotype?
BB
Bb
bb
21
The cell has reached ______________ when energy and particles are no longer moving in and out.
the end
photosyntheis
equilibrium
22
Scientific Name or Binomial Nomenclature is made up of...
Genus species
Family order
Family genus
Kingdom species
23
_________ is the process of cell division in which you have 2 identical cells.
Cellular Respiration
Photosynthesis
Meiosis
Mitosis
24
The physical expression of a genetic trait is called a _________.
phenotype
genotype
crossing over
mutation
25
The reason for meiosis is __________.
genetic variation
to be confusing
cloning
no reason
26
Which is an example of a dominant phenotype?
BB
brown eyes
bb
blue eyes
27
____ breaks down sugar and is the site of cellular respiration.
nucleus
lysosomes
chroloplast
mitochondria
28
__________ delivers proteins to the golgi body(complex).
mitochrondria
chloroplast
endoplasmic reticulum
29
The site of photosynthesis inside the cell is __________.
chroloplast
mitochondria
30
Riding a bike up hill is like which type of transport?
Diffusion
Passive
Osmosis
Active
31
Diffusion is the spreading of particles from _________ concentration to ____ concentration.
high to low
cold to warm
low to high
warm to cold
32
What are the 2 types of passive transport? (pick 2)
Diffusion
Endocytosis
Osmosis
Exocytosis
33
Ribosomes make ________
Energy
Protein
DNA
34
Meiosis happens in which type of cells?
sex cells
animal cells
body cells
35
Which pairing of the DNA strand is correct?
T - C
A - T
G - B
A - G
