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LER Quarterly Exam 1 Flashcards | StudBud
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LER Quarterly Exam 1
LER Quarterly Exam 1
20 terms
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StudBud Administration
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This review includes: scientific method lab safety graphing life functions biochemistry
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
In this picture, what is wrong with Sue's lab procedure?
She is working with a lab partner
Her long hair is down and on fire
She is wearing a short sleeved shirt
2
How does the CONTROL GROUP setup in an experiment differ from the other setups in the same experiment?
It does not receive the experimental treatment (Independent Variable)
It tests a different hypothesis.
It has more variables.
It utilizes a different method of data collection.
3
Which type of cell can make its own food?
animal
plant
4
What is the basic unit of structure and function in all living things?
tissue
cell
organ
atom
5
All living things are composed of one or more cells.
True
False
6
What is the term for smelling a beaker?
breathing
you don't smell beakers
wafting
sniffing
7
A broad body of evidence, subject to revisions, supported by different kinds of scientific investigations can help make
theories
facts
predictions
inferences
8
Which sequence illustrates the increasing complexity of levels of organization in multicellular organisms?
organelle → tissue → cell → organ → organ system → organism
cell → organelle → tissue → organ → organ system → organism
cell → organism → organ system → organ →tissue → organelle
organelle → cell → tissue → organ → organ system → organism
9
In an experiment, what should be the relationship between the control group and the experimental group?
They should be different in size
They should resemble each other in at least two respects
They should not be similar in any respect
They should be identical in all respects except one
10
A student made an experiment to determine if air temperature had an effect on photosynthesis in corn plants.The IV is..?
air temperature at which the corn plants were grown
amount of carbon dioxide used by the corn plants
volume of oxygen produced by the corn plants
number of corn plants used
11
Which activity would be an appropriate first step when designing an experiment?
reporting a conclusion based on multiple experimental trials
creating a data table to organize experimental observations
repeating the experiment with a different hypothesis
researching the problem, using information from a variety of sources
12
Which cell part protects and provides shape for a plant cell?
nucleus
mitochondria
cell wall
vacuoles
13
During a race, the body temp of a runner increases. They respond by perspiring, lowering body temperature. This process
is a positive feedback loop
is a negative feedback loop
14
Cell membranes are semi-permeable. This means:
Only certain molecules can freely pass through
Nothing. This means nothing.
Anything that can pass through via passive transport will
Everything going into and out of the cell requires ATP
15
This image shows what type of cell?
Eukaryotic
Prokaryotic
16
What does part 14 show that is unique to this cell?
nucleus
ribosome
cell membrane
chloroplast
17
Lysosomes in the cell work to
transport materials
get rid of waste
store information
provide protein
18
Within which category do the organisms show the least variation in characteristics?
species
family
phylum
class
19
Which term refers to the maintenance of a stable internal environment in an organism?
regulation
respiration
metabolism
homeostasis
20
Which of the following is not a characteristic of living things?
Living Things have organs and organ systems
Living Things are organized
Living Things use energy
Living Things respond to environment
