biology 1 semester test review 2014-15
Post on 20-Jan-2018
216 Views
Preview:
DESCRIPTION
TRANSCRIPT
An organism’s scientific name consists of the following taxons
or groups.
• a. genus and species• b. genus and kingdom• c. kingdom and phylum• d. none of these
The proper way to WRITE a scientific name is to …
• a. capitalize both names and underline both
• b. Capitalize first name and underline both
• c. capitalize and do not underline• d. none of these
The _______objective should be used when you start using the
microscope and before you remove the slide you should
change to the ________objective.
• a. high, high
• b. high, low
• c. low, low
• d. low, high
To find the total magnification of an object in the microscope you
must… • a. know the magnification of your
eyepiece and objective and multiply both.
• b. know the size of your object and multiply by the eyepiece magnification
• c. know the magnification of your objective and multiply it by the number of objects.
• d. none of these
All of the following are traits of living things except….
• a. excrete gases
• b. reproduce
• c. move on their own
• d. have cells
• e. all of these are traits of living things.
If an animal cell is placed in pure water, the cell will burst if it is ____________, shrink if it is
_____________, and remain the same if it is ____________.
• a. hypertonic, isotonic, hypotonic
• b. hypertonic, hypotonic, isotonic
• c. hypotonic, isotonic, hypertonic
• d. hypotonic, hypertonic, isotonic
In our modern-day classification system (the Linnaean system) we have the
following 7 taxons from most general to most specific.
• a. kingdom, phylum, class, order, family, genus, species
• b. kingdom, phylum, class, genus, order, family, species
• c. kingdom, phylum, order, class, family, genus, species
• d. species genus, family, order, class, phylum, kingdom
Diffusion is the process by which molecules travel from an area of ____concentration to an area of ____concentration until
___________is reached. • a. low, high , until their energy expires
• b. low, high, until all gain kinetic energy
• c. high, low, until equilibrium is reached
• d. low, high, until equilibrium is reached
• e. none of these
When diluting an acid, always add ______ to ______.
• a. acid, water
• b. acid, strong bases
• c. water, acid
• d. it does not matter.
• e. acid should never be mixed with any chemical
These are ________.
• a. peripheral proteins
• b. receptor proteins
• c. phosphates
• d. lipids
• e. phospholipids
The small intestine comes after the______and before the ________in
the human digestive system
• a. esophagus, stomach
• b. large intestine, anus
• c. stomach, large intestine
• d. stomach, anus
• e. none of these
The Hardy-Weinberg Law says that no change in a population
will occur if …
• a. Populations migrate• b. Populations are large• c. Populations acquire mutations• d. none of these
Centi- is the SI prefix that means…
• a. 1000
• b. 100
• c. 10
• d. 1• e. none of these
1 cM = __________ M
• a. 10.0
• b. 1.0
• c. 0.10
• d. 0.01
• e. none of these
The experimental group…
• a. uses the independent and dependent variables.
• b. uses the independent variable only.
• c. uses the dependent variable only.
• d. uses the control group variable only.
A solution…
• a. is a mixture of solutes.
• b. is a mixture of solvents.
• c. is a mixture of concentration and solute.
• d. is a mixture of equilibriums.
• e. none of these
The part of a solution that does the dissolving is the…
• a. solution.
• b. kinetic energy.
• c. solute.
• d. sugar.
• e. solvent
Part A of the plant cell is the ________.
• a. peripheral protein
• b. nuclear membrane
• c. cell wall
• d. plasma membrane
• e. chloroplast
Part A of the plant cell is the ________.
• a. peripheral protein
• b. nuclear membrane
• c. cell wall
• d. plasma membrane
• e. vacuole
The part of the plasma membrane that receives chemical information
from other cells is the…
• a. receptor proteins
• b. channel proteins
• c. phospholipids
• d. carrier
Escherichia coli’s habitat…
• a. is usually in cold areas.
• b. is usually in dry areas.
• c. is usually in warm areas.
• d. is usually well lit.
• e. none of these
Fossils that resemble modern-day organisms will be found in
strata (layers)…
• a. That are farther down• b. That are near the surface• c. That are red• d. That are dated and found to
be 6 billion years old.
The Galapagos Islands are _______ than the mainland
because they were formed from _______.
• a. older, volcanoes• b. younger, volcanoes• c. older, earthquakes• d. younger, earthquakes
The Theory of Evolution states that change will accumulate in a
________over a period of time.
• a. population• b. species• c. kingdom• d. plant or animal
A (An) ___________is the best explanation for a phenomenon observed in the natural world that has been tested
many times.
• a. theory• b. hypothesis• c. observation• d. abstract
Homologous structures provide evidence of evolution by showing
that 2 different species may have…• a. the same vestigial structures
• b. completely different DNA
• c. evolved from 2 different species
• d. evolved from a close common ancestor
• e. none of the above
If a radioactive isotope has a half-life of 1,000 years, how old is a sample
that has 1/8 of this isotope?
• a. 3,000 yrs old
• b. 2,000 yrs old
• c. 1,000 yrs old
• d. 500 yrs old
If a cell is hypertonic to its environment…
• a. the net movement of water will be into the cell.
• b. the net movement of water will be out of the cell.
• c. the net movement of water will be equally in and out of the cell.
• d. none of the above
If a solution had 22% solute how much solvent would be present?
• a. 88%
• b. 100%
• c. 22%
• d. 80%
• e. None of the above
After a toxin from an organism such as Vibrio cholera enters a cell it causes an increase in…
• a. ATP
• b. Chlorine
• c. Water
• d. cAMP
• e. none of these
The End.How’d you do?
top related