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Semester Review Fall Bio 1 wolfe Flashcards | StudBud
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Semester Review Fall Bio 1 wolfe
Semester Review Fall Bio 1 wolfe
50 terms
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# Xmas break
Flashcards
50 cards
F
Practice quiz
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Host live
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Questions
50
Answers
1
Which is an example of an organ?
heart
digestive system
nerve cell
Epithial tissue
2
An instrument that allows light to pass through the specimen and uses two lenses to form image
electron microscope
SEM
TEM
compound light microscope
3
Which statement uses the term “ biotic” or “abiotic” correctly?
Abiotic factors in grassland include cows eating & predators
Abiotic factors in corn field include rainfall and soil temp
Biotic factors in a river include flow rate and water depth
Biotic factors in lake include water temp and O content
4
Which is the function of the cytoskeleton?
Supports organelles and filler for the cell
Contains DNA
Helps make proteins
Surrounds the cell
5
Which of the following makes up a molecule of water?
1 atom of H and 2 atoms of O
1 atom of Na and 1 atom of Cl
2 atoms of H and 1 atom of O
1 atom of H and 1 atom of O
6
On the Celsius scale, how many degrees are between the freezing and boiling points of water?
100
68
212
180
7
_____are another name for proteins and are made up of amino acids.
enzymes
carbohydrate
nucleic acids
lipids
8
A monosaccharide is a ...
protein
nucleic acid
carbohydrate
lipid
9
The nucleus of an atom is made up of....
electrons and neutrons
protons and electrons
protons and croutons
protons and neutrons
10
Safety procedures are important when working....
with live organisms
with sharp tools
with chemicals
all of th above
11
Diffusion is the movement of molecules from...
area of equilibrium at an area of high concentration
area of low concentration to an area of high concentration
All of the above
area of high concentration to an area of low concentration
12
What type of electron is available to form bonds?
isotopic
covalent
ionic
valence
13
Which of the following is NOT found in th nucleus of a cell?
Cytoplasm
Chromatin
DNA
Nucleolus
14
Which organelle converts the chemical energy stored in food into compounds for cell to use?
endoplasmic reticulum
chloroplast
Golgi apparatus
mitochrondrion
15
You will not find a cell wall in which kinds of organisms?
fungi
bacteria
animals
plants
16
Which of the following contain a nucleus?
Bacteria
eukaryotes
organelles
prokaryotes
17
Which of the following measurements and base units are NOT paired correctly?
volume-liters
length-meters
temperature-Fahrenheit
Mass-grams
18
What part of an experiment is known as the “standard for comparison?”
independent variable
Experimental group
control group
constants
19
Nucleotides are the building block for which types of organic compounds?
Simple sugars are made of polysaccharides
RNA and DNA molecules are made of nucleotides
Amino acids are made of proteins
Glycerol is made of fatty acids
20
An organ system is a group of organs that....
Are made up of similar tissue
are made up of similar cells
work together to perform all functions in multicellul being
work together to perform a specific function
21
Which of the following statements is true about the pH scale?
substances above 7 on the pH scale are basic
All are true
pure water has a pH of 7 and is considered neutral
substances below 7 on the pH scale are acidic
22
Which organic compounds are a main source of energy for living things?
Lipids
nucleic acid
carbohydrates
proteins
23
Science differs from other subjects because science relies on..
observations
facts
testing explanations
theories
24
What is the “Universal Solvent” in a solutIon?
sugar
water
carbon
oil
25
A controlled experiment allows the scientist to isolate and test...
a single variable
a conclusion
a mass of information
several variables
26
What structure makes proteins?
mitochrondrion
Vacuole
Golgi apparatus
Ribosome
27
What is the term for a group of organisms of one type, living in the same place?
ecosystem
bioshere
population
environment
28
The 3 particles that a make up atoms are....
Protons, isotopes, and electrons
protons, neutrons, and electrons
Protons, neutrons, and croutons
protons, neutrons, and isotopes
29
Enzymes affect the reactions in living cells by...
Maintaining the same reaction rate
lowering the activation energy
Both A and B
Increasing the reaction rate
30
Information gathered from observing a plant growing 3 cm over a two week period results in..
Identifying variables
predicting hypotheses
inference being made
Collecting data
31
What is the term for the land, water, and air on Earth?
environment
community
population
biosphere
32
Which of the following is an organ of the digestive system?
optic nerve
stomach
heart
skin
33
Identify the reactant(s) in the chemical reaction, CO
2
+ H
2
O = H
2
CO
3
Carbon dioxide, water, carbonic acid
Carbon dioxide and water
carbon dioxide
carbonic acid
34
What is an inference you can make about a boy with his head down on his desk?
The boy is weird
The boy is young
The boy is human
The boy is tired.
35
Which of the following organic molecules store energy, provide insulation and buoyancy?
lipids
proteins
nucleic acids
carbohydrates
36
The main function of the cell wall is to.....
store DNA
direct the activities of the cell
help the cell move
support and protect the cell
37
Which organelle would you expect to find in plant cells but NOT animal cells?
Cytoplasm
Chloroplast
Ribosome
Mitochrondria
38
Which of the following statements is true about catalysts?
Catalysts lower the activation energy of a chemical reaction
Catalysts are used up during a chemical reaction
All catalysts are enzymes
Catalysts slow down the rate of chemical reactions
39
The most abundant compound found in living things is ___. The most abundant element in living _
carbon, water
water, carbon
water, carbon dioxide
carbon dioxide, carbon
40
A hypothesis should have an .....
If, then, and because
If, so and a guess
If, but and because
If, then, and so
41
Which of the following is the BEST example of a “solute” in a solution?
iron
oil
water
salt
42
What is the term used to describe the energy needed to get a reaction started?
adhesion energy
activation energy
chemical energy
cohesion energy
43
You predict that the presence of water could accelerate the growth of bread mold. This is a(n)
conclusion
analysis
hypothesis
experiment
44
Which of the following is a quantitative observation that the scientist measured?
The mass of one tube is 20 grams.
The tubes contain Aluminum
The tubes are bubbling
The temperature of one tube is very hot.
45
Which organelles help provide cells with energy?
mitochrondria and chloroplasts
Smooth endoplasmic reticulum
Rough endoplasmic reticulum
Golgi apparatus and ribosomes
46
Eukaryotes usually contain..
a nucleus
DNA
specialized organelles
All of th above
47
The dependent variable in an experiment is the one that is......
observed
Changed
Measured
Calculated
48
Biology is the study of....
the environment
animals and plants only
the land, water, and air on earth
the living world
49
Which list represents the levels of organization of organisms from simplest to most complex?
Cell, tissue, organ system
cell, tissue, organ, organ system
organ system, organ, tissue, cell
tissue, organ, organ system
50
Which is not paired correctly?
dissolving salt-chemical change
boiling water-physical change
burning a piece of paper-chemical change
melting ice-physical change
