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Mr. Swift's Biology Midterm Review 2022 Flashcards | StudBud
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Mr. Swift's Biology Midterm Review 2022
Mr. Swift's Biology Midterm Review 2022
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This is a review from the Biology Midterm for Mr. Swift's Biology Class 2022
Flashcards
47 cards
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Questions
47
Answers
1
The pH of most body fluids is about 7.4, but the pH of the stomach is far more
basic
alkanine
neutral
acidic
2
Which cell is larger, prokaryotic or eukaryotic?
Eukaryotic
They are the same size
Prokaryotic
It is impossible to tell
3
The picture is of a
cell membrane
cell wall
nucleus
ribosome
4
Sugars, starches, and cellulose are all examples of
carbohydrates
nucleic acids
proteins
monomers
5
The maintaining of a stable body temperature is an example of what characteristic of life?
homeostasis
metabolism
growth & development
evolution
6
What are two things that denature enzymes?
Incorrect complex
Incorrect substrate
incorrect pH and incorrect temperature
correct pH and correct temperature
7
Which elements make up a Nucleic Acid?
CHON
CHO (1:2:1 ratio)
CHONP
CHO
8
Which type of bonds hold two or more water molecules together? (Remember: very weak bond)
Savings
Hydrogen
Ionic
Covalent
9
Process in which cells become specialized in structure and function.
metabolism
differentiation
homeostasis
evolution
10
This type of reproduction leads to diversity in a species.
sexual reproduction
asexual reproduction
spontaneous generation
nonsexual reproduction
11
A substance that enables a chemical reaction to proceed faster or under different conditions.
monomer
polymer
protein
catalyst
12
What is an autotroph?
An organism that obtains energy by eating cheeseburgers
An organism that eats food
An organism that does not need food or energy to survive
An organism that makes its own food
13
The building blocks (monomers) of carbohydrates are called
lipds
monosaccharides
water
amino acids
14
What do all cells have in common?
cell wall and cell membrane
cell membrane and cytoplasm
ribosomes and nucleus
proteins and cell wall
15
The minimum amount of energy that is needed to start a reaction is called.
electolytes
activation energy
substrate
active site
16
Biology is the scientific study of
plants
people
cells
life
17
In a chloroplasts of a plant cell, which energy transformation most likely occurs?
chemical to chemical
light to chemical
ATP to light
heat to electrical
18
Which functional characteristic of proteins distinguishes them from carbohydrates?
large amounts of stored information
ability to catalyze biochemical reactions
efficient storage of usable chemical energy
tendency to make cell membranes hydrophobic
19
What is it called when an enzyme changes shape?
recycled
enzyme-substrate complex
natured
denatured
20
Using a microscope, a student observes a small, green organelle in a plant cell. We call this a
cell wall
chloroplast
mitochondria
ribosome
21
What is the smallest unit of life that can exist on its own?
An organelle
An atom
A tissue
A cell
22
Proteins are made of
DNA
cell membranes
amino acids
ribosomes
23
What is the main organelle that Eukaryotes have that Prokaryotes lack?
cytoplasm
cell membrane
nucleus
cell wall
24
Which elements make up a Protein?
CHO (1:2:1 ratio)
CHO
CHON
CHONP
25
Organisms can be classified as prokaryotes and eukaryotes. What do they all have in common?
cell membrane and nucleus
cell wall and nucleus
cell membrane and cytoplasm
cell wall and chloroplasts
26
What is the role of ALL enzyme?
they have no role
to eat up the products
to change chemicals
to speed up a chemical reaction
27
What is the function of a nucleic acid?
battles disease
stores energy
carries and passes genetic information
maintains structure
28
Water's ________________ explains why this substance helps to regulate body temperature as well as the Earth's climate.
covalent bonds
small molecular mass
high specific heat
neutral pH
29
Which characteristic is shared by ALL prokaryotes and eukaryotes?
use of cellular respiration for energy release
use of organelles to control cell processes
ability to move in response to environmental stimuli
ability to store hereditary information
30
As you know ice floats on top of water. Why is this important to aquatic life like fish?
Ice does not float.
The ice will sink crushing the fish.
The ice freezes the fish.
The ice insulates the water keeping it warm enough foe the fish to survive
31
What are the building blocks (monomers) of nucleic acids?
nucleotides
peptides
sugar
amino acids
32
Which is the smallest and still considered living?
cell
organ
organism
atom
33
DNA and RNA are examples of
nucleic acids
proteins
carbohydrates
lipids
34
When water freezes, it floats allowing
water to conserve energy
nothing to work
the water below to be insulated and life to be preserved
surface tension to not function
35
When a sharp pin gets stuck in your finger, your arm moves quickly away. Which characteristic of life is this?
Living things reproduce.
Living things maintain homeostasis
Living things have cells.
Living things respond to their environment.
36
What is a heterotroph?
An organism that produces its own food through chemosynthesis
An organism that eats food
An organism that produces its own food through photosynthesis
An organism that does not need food or energy to survive
37
A ______ is any part of an organism's environment that causes a reaction.
Organization
Species
Adaptation
Stimulus
38
Change in a kind of organism over time; process by which modern organisms changed from ancient organisms
homeostasis
metabolism
differentiation
evolution
39
Lipids are made of
nucleotides
glycerol and three fatty acids
polymers
amino acids
40
Plants have a waxy coating on their leaves. Which statements describes the most likely function of the waxy coating?
It's a protein that can help release waste molecules during transpiration.
It's a lipid that can help prevent excess water loss in dry environments
It's a protein that can help attract other organisms for pollination.
It's a lipid that can help absorb more sunlight in hot environments.
41
At the end of an enzyme catalyzed reaction, what happens to the enzyme?
It gets used up.
It gets recycled.
It gets broken down.
It stays connected to the substrate.
42
The intermolecular attraction between UNLIKE molecules is called
cohesion
adhesion
surface tension
polarity
43
A change in the physiology or the physical form is called
homeostasis
evolution
development
growth
44
What is the function of a carbohydrate?
water storage
store genetic information
short term energy
create flexibility
45
Budding and binary fission are what type of reproduction?
asexual reproduction
nonsexual reproduction
sexual reproduction
spontaneous conbustion
46
An organism made of a single cell.
unicellular
species
molecules
community
47
Which Macromolecule are glucose, starch, fructose, and ribose examples of?
Nucleic Acids
Proteins
Carbohydrates
Lipds
