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