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WorksheetsBasic Bio Midterm Review #1
Total questions: 25
Worksheet time: 13mins
A group of organisms of the same type in the same area:
biosphere
population
ecosystem
community
A solution that is acidic has a pH
equal to 7
greater than 7
less than 7
none of these
A measurement that is based on numerical data is
quantitative
qualitative
hypothetical
theoretical
Which of these organelles are not found in animal cells?
ribosomes
nucelus
cell membrane
chloroplast
Why does ice float on water?
it is less dense than water
it is more dense than water
adhesion is stronger than cohesion
capillary action
The process of digesting food is an example of
dehydration synthesis
combustion
hydrolysis
single replacement
These cells do not have a nucleus:
eukaryote
prokaryote
both a and b
neither a nor b
What does a molecule of DNA contain?
a cell wall
a ribosome
hereditary information
proteins
Plant cells have a ______________ while animal cells do not.
mitochondria
cell membrane
nucleus
cell wall
In a chloroplast, where is chlorophyll located?
stroma
thylakoid membrane
ATP synthase
matrix
What type of energy is needed to get a chemical reaction started?
activation energy
electromagnetic energy
mechanical energy
production energy
All organic compounds contain the element
hydrogen
carbon
oxygen
nitrogen
Organisms that can make their own food are called
producers
autotrophs
both A and B
neither A nor B
______________ is the most abundant compound in living things.
carbon dioxide
carbon
oxygen
water
A specialized structure within a eukaryotic cell that performs a specific function:
organ
tissue
organelle
system
Examples of lipids, which are nonpolar and do not mix with water, are
proteins and amino acids
nucleic acids
fats, oils and waxes
glucose and starch
________ and _______ are the two types of nucleic acids.
lipids and sugars
ATP; RNA
DNA; RNA
DNA; protein
During a _________________, reactants change into products.
physical change
chemical reaction
mixture
solution
Each of the following are organic compounds except
lipids
starch
glucose
water
Attractive bonds that form between different water molecules are called
hydrogen bonds
carbon bonds
covalent bonds
metallic bonds
A diagram or flow-chart that shows the parts of a system and their relationship to each other:
mathematical model
physical model
conceptual model
runway model
Organisms that cannot make their own food and must consume other things:
autotroph
heterotroph
producer
all of these
The diffusion of water across a semipermeable membrane is called
diffusion
osmosis
active transport
phagocytosis
Which of the following is a product of the Calvin Cycle?
oxygen
NADPH
ATP
high energy sugars
The process of ____________________ takes place in the _____________________.
cell respiration; nucleus
cell respiration; chloroplast
photosynthesis; mitochondria
photosynthesis; chloroplast
