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WorksheetsLife science
Total questions: 20
Worksheet time: 22mins
Name
Class
Date
1.
Which organelle belongs in plant cells only?
a)
Cell Membrane
b)
Mitochondrion
c)
Chloroplast
d)
Nucleus
2.
Which organelle belongs in plant cells only?
a)
Cytoplasm
b)
Mitochondrion
c)
Cell Wall
d)
Nucleus
3.
Who discovered and named cells?
a)
Captain Hook
b)
Robert Hooke
c)
Zacharias Janssen
d)
Rudolf Virchow
4.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
5.
What is the purpose of a dichotomous key?
a)
to find a common ancestor
b)
to show the evolution of organisms
c)
to show relationships between organisms
d)
to identify organisms
6.
I have a nuclear membrane, can do photosynthesis and am multicellular. What kingdom do I belong to?
a)
Animalia
b)
Archaebacteria
c)
Plantae
d)
Protista
7.
I sometimes get confused by others to be a plant. I'm heterotrophic and digest decaying material. What kingdom to I belong to?
a)
Archaebacteria
b)
Animalia
c)
Fungi
d)
Protista
8.
I am a prokaryote and live where others can't. What kingdom do I belong to?
a)
Animalia
b)
Archaebacteria
c)
Eubacteria
d)
Protista
9.
Alternative forms of a gene are called
a)
Alleles
b)
Homozygous
c)
DNA
d)
Genetics
10.
The physical appearance of an organism based on traits
a)
Genotype
b)
Phenotype
c)
Meiosis
d)
Genetics
11.
1. The process of choosing parent organisms for desired characteristics is called
a)
natural selection
b)
Artificial selection
c)
random selection
d)
genetic manipulation
12.
What is a genetic mutation
a)
the making of a zombie
b)
any change in the DNA base pairs
c)
the process of duplicating the DNA in a cell
13.
The mineralized remains of organisms and the rock layers in which they are found, showing when and where long-dead organisms lived and how their bodies were structured
a)
law of superposition
b)
radioactive dating
c)
fossil record
d)
petrification
14.
Why do peppered moths tend to be the same color as the trees on which they live?
a)
The coloring goes along with tasting like the tree.
b)
It keeps the moth the same temperature as the tree.
c)
It makes the moths faster than the birds
d)
It makes the moths harder to see.
15.
Structures that are inherited from a common ancestor are homologous.
a)
True
b)
False
16.
Bird wings and butterfly wings are an example of
a)
Homologous structure
b)
Analogous structure
c)
Mimicry
d)
Camoflague
17.
An animal that eats other animals is a....
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
18.
A relationship between two organisms in which both organisms benefit.
a)
commensalism
b)
mutualism
c)
parasitism
19.
Which level of organization is the most complex?
a)
organism
b)
population
c)
community
d)
ecosystem
20.
True or false... the excretory system is part of the digestive system.
a)
True.
b)
False.
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