Biology Final
the table below Shows an observation about each structure that composes the levels of organization of life. what sequence of numbers is correct for levels of organization from complex to most complex
3-1-4-5-2
Each illustration below shows either a prokaryotic cell or an eukaryote cell. Each is number, which two cells would be classified as a prokaryotic cell?
3and4
What is the correct chemical equation for photosynthesis
6CO2+6H2O+sunlight energy ➙C6H12O6+6O2
In figure 8-1, between which parts of the molecule must the bonds be broken to release energy and form an ADP molecule
C and D
Which is the correct chemical equation for cellular respiration?
C6H12O6+6O2➙6CO2+6H2O+ATP
Most plants are green because
Chlorophyll reflects green light
Most plants are green because?
Chlorophyll reflects green light
Which cellular organelle is responsible for packaging the proteins that the cell secretes?
Golgi apparatus
What will happen if an animal cell that has a polite concentration of 1% is placed in a 5% saltwater solution?
It will shrink because there is less water outside of the cell than there is on the inside.
which of the following is NOT true of ALL of the four groups of biomolecules?
They all provide a source if energy for living things
Which suspension represents the control group in this investigation
a
Which structures are found in every living cell
a cell membrane and DNA
Which example represents the lowest level of organization within an organism
a cell that carries oxygen
All of the following are found in both plant and animal cells, except
a cell wall
Which of the following choice best completes the concept map below?
a plant cell
which process requires the expenditure of cellular energy
active transport
The arrows in the diagram below represent the direction of the movement of a certain type of molecule through the cell membrane of two different cells. The dots represent the relative concentrations of this molecule. Which processes are illustrated in the diagram below?
active transport and diffusion
Why does the study of cell membranes lead to a better understanding of cell function?
all materials needed for cell function must pass through the cell membrane
Which of the following affects the rate of photosynthesis
all of the above
Horseplay or practical jokes in the laboratory are
always against the rules
diffusion is the movement of molecules from
an area of high concentration to an area of low concentration
Flammable materials like alcohol, should never be dispensed or used near
an open flame
If you do not understand a direction or part of a lab procedure, you should
ask the instructor before proceeding
A student prepared three different red blood cell suspensions as follows.. which suspension, when viewed under the microscope would contain red blood cells that appear wrinkled and reduced in volume
b
What similarity do endocytosis and exocytosis share
both processes require energy
which suspension when viewed under a microscope would contain red blood cells that had sole and burst apart
c
Which group of biomolecules is the main source of energy for living things?
carbohydrates
During photosynthesis in plants, what is the source of the carbon in the sugar molecule (C6H12O6)
carbon dioxide in the air
A student studying the growth of yeast, a single-celled eukaryotic organism that is used to make bread. he adds yeast cells to flask containing a sugar solution and placed into a flask containing a sugar solution and then places the flask into incubator 300 Celsius. After, 36 hours he observes the flask to determine whether the yeast cells have grown which of these is directly involved in transporting nutrients from the sugar solution into yeast?
cell membrane
What are the basic structural units of living organisms
cells
Which of the following is not a part of the cell theory?
cells are the basic unit of living and non living cells
what structures carry out cell movement?
cilia and flagella
The diagram below shows the same type of molecules in area A and B. With the passage of time, some molecules move from A to area B. That movement is the result in the process of
diffusion
The diagram shown to the right represents the change that occurred after the fluid was added to a wet amount of some elodea leaf cells. Which of the fluid was most likely added to the wet mount?
distilled water and tap water
which cell activity is illustrated by the diagram shown below
endocytosis
Which of the following best described as vesicles fusing with the cell membrane to release materials out of the cell?
exocytosis
which of the following is best described as vesicles fusing with the cell membrane to release materials out of the cell?
exocytosis
Amnio acid is to protein as
fatty acid is to lipid
which of the following is produced during cellular respiration
glucose
Which of the following above is NOT true of the structural diagram above
it is a protien
A scientist wants to investigate the effect of light intensity in the rate of photosynthesis in a plant species. In an experiment, he will expose these plants to different light intensities and measure the amount of gas produced with a special sensor. Which methods should he use to collect data in this experiment?
measure the amount of ozygen produced by the plants regular time intervals using a stopwatch
A cell from heart muscle would probably have an unusually high proportion of
mitochondria
Cellular respiration is a process that occurs in both plants and animals. Within which organelle is most of the 36 ATP molecules produced
mitochondria
Which part of a eukaryotic cell coverts the nutrients in a sugar solution into energy?
mitochondria
which organelles help provide the cell with energy?
mitochondria and chloroplasts
What actually requires the use of safety googles
mixing two chemicals to make a solution
If a laboratory fire erupts, immediately
notify your instructor
Eukaryote cells have a variety of specialized structure called
organelles
According to the classification system below which statement is true?
organism classified in Group 3 are plants, and in Group 4 are bacteria
The bag swells as water moves into it. This swelling results from?
osmosis
the diffusion of water across a selectively permeable membrane is called
osmosis
The cell membrane of the red blood cell will allow water, oxygen, carbon dioxide, and glucose to pass through Because other substances are blocked from entering, this membrane is called?
permeable
Which of the following is NOT a part of an ATP molecule
phosphate
The diagram below shows the relationship between photosynthesis and cellular respiration and the organelles in which they occur. Which statement best describes how photosynthesis and cellular respiration are interrelated?
photosynthesis releases the energy stored during the cellular respiration
Which cell part selectively regulates the entry and exit of substances, as shown in the diagram below.
plasma membrane
The products of photosynthesis are the
reactants of cellular respiration
Which sequence correctly traces the path of a protein in the cell?
rough endoplasmic reticulum, Golgi apparatus,, released from the cell
The cells of multicellular organisms are
simpler than those of unicellular organisms
Which type(S) of the molecules(s) will NOT move into or out of the bag
starch only
Refer to the cell below. Which structure immediately identifies this cell as eukaryotic
structure 2
In the figure 8-1, all of the following are parts of an ADP molecule EXCEPT
structure d
Based in this experiment, which of the following should be inferred about cells with semi permeable membranes
substances other than water may also cross the membrane
A scientist wanted to determine the best level of light intensity for photosynthesis is an aquatic plant. He varied the light intensity and measured the amount of gas produced by the plant at each level of light intensity. Which is the dependent variable in this experiment.
the amount of oxygen produced
A student filled a bag of dialysis tubing with a milky-white starch solution and placed the bag in a beaker of iodine-water. An hour later,the student observed that the starch solution had turned a dark purple(positive test for starch). Which is most probable explanation for the change
the iodine diffused into the bag
There are many different types of plant cells working together in the structure below. SOme cells are involved in photosynthesis and others are involved in the transport of materials. Which of these is correct classification for the living cell.
tissue
Which method should a scientist use to view the site of photosynthesis in a plant cell?
use a microscope to view the chloroplasts
