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Exploring Life and Cell Shape Flashcards | StudBud
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Exploring Life and Cell Shape
Exploring Life and Cell Shape
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Taxonomy review for 7th Grade Life Science
Flashcards
30 cards
F
Practice quiz
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Host live
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Questions
30
Answers
1
All cells hold their shape because of their:
nucleolis
nucleus
cell membrane
flagella
2
According to the cladogram, what trait do all featured organisms have in common?
external skeleton
wishbone
internal skeleton
lef-right symmetry
3
What is an the best source of carbohydrates?
Pasta
Chicken Breast
Protein Powder
Butter
4
Homeostasis is an organism's ability to maintain a stable internal environment.
True
False
5
Which of the following characteristics must an organism have to be in the animal kingdom?
No nucleus, autotroph, cell wall
Unicellular or multicellular, has a nucleus, heterotroph
Multicellular, has a nucleus, heterotroph, with a cell wall
Multicellular, has a nucleus, heterotroph, no cell wall
6
Prokaryotes and Eukaryotes share all of the same features except:
Deoxyribonucleic acid
Cell membrane
Cytoskeleton
Cytoplasm
7
Archaebacteria and Eubacteria do not have DNA enclosed in a nucleus, therefore they are:
Prokaryotic
Eukaryotic
Hypnotic
Hypertonic
8
Biology is the study of...
Stuff
Things that have no evidence to support their claims
Rocks
Life
9
What is one of the most obvious differences between plant and animal cells? Hint: look at the diagram.
Plants are tall, animals are short
Plants cell lack a nucleus while animals have a nucleus
Plants have a cell wall, animal cells do not
Plant cells have no cell membrane
10
Which statement is not a part of "Cell Theory"?
All organisms are made up of cells.
The cell is the smallest form of life's organization.
Eukaryotic cells evolved before Prokaryotic cells.
All cells come from other cells.
11
An arthropod has an outer structure that supports and protects its body, called an:
Endoskeleton
Primary support structure
Crunch cover
Exoskeleton
12
Which is the most common molecule in cells?
Nucleic Acids
Proteins
Lipids
Water
13
Which macromolecule forms the building blocks for DNA?
Nucleic Acids
Proteins
Lipids
Carbohydrates
14
How do most bacteria reproduce?
Asexual reproduction
Seventh Graders that don't wash their hands.
Sexual reproduction
Binary Fission
15
Sunflowers "tracking" the sun is a physiological (internal) response to an/a:
Internal stimulus
External stimulus
Weird relative
16
Increased heart rate and flinching in response to an external stimulus (fear) is a/an
internal response to the environment
response to hunger
external response to the environment
internal and external response to the environment
17
Which of the following is a correctly written scientific name in binomial nomenclature?
Canus Lupus
Canus Lupus
Canus lupus
Canus lupus
18
What is the smallest thing that contains all of the characteristics of life?
The atom
A multicellular organism
The cell
A tissue
19
Which type of bacteria live in EXTREME environments?
Strept bacteria
Eubacteria
Ebola
Archaebacteria
20
The fungi kingdom contains all of the following organisms EXCEPT:
Mold
Yeast
Algae
Mushrooms
21
Polymers consist of chains of monomers.
True
False
22
According to the cladogram, what trait is exclusive to dinosaurs and birds?
lef-right symmetry
external skeleton
internal skeleton
wishbone
23
Which of the following is an example of biological development.
Growing from 5'4" to 5'8" in a year
Going through puberty
Bench-pressing twice your weight
Gaining three pounds over Christmas break
24
Organisms that can produce their own food via sunlight, water, and carbon dioxide are called:
Your weird uncle
Burgertrophs
Autotrophs
Heterotrophs
25
Binomial Nomenclature includes what two levels of classification:
Genus and species
Kingdom and species
Phylum and genus
Genus and Order
26
The science of classifying organisms is called:
Toxicology
Taxation
Taxonomy
Taxidermy
27
To what animal phyla does this organism belong? Hint: think about your presentations...
Cnidarian
Mollusk
Chordata
Arthropod
28
What are the building blocks of protein?
Prokaryotes
Nucleic Acids
Amino Acids
Amniotic Fluids
29
The term
species
refers to:
Organisms able to mate and reproduce fertile offspring
Organisms that share the same branch on the tree of life
A 1980's Science Fiction Movie
Organisms that are near each other on a cladogram
30
Who was the first scientist to look at cells in a microscope?
Matthias Schleiden
Robert Hooke
Rudolf Virchow
Theodore Schwann