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What is Science
Ecology
Chemistry of Life
Everything Cells
Diffuse This
100
Which unit would a scientist use to measure the mass of an object??pounds ?liters ?grams? meters
What is grams
100
All of the following add to a population sized EXCEPT ?birth rate? death rate? immigration?they all add to population size?
What is death rate
100
Which of the following is contains a negative charge?? Proton? Neutron? Electron ?Alpha particle
What is electron
100
Which organelle synthesizes proteins. a. Golgi bodies b. Ribosomes c. Nucleus d. Mitochondria
What is ribosomes
100
Each of the following is an example of passive transport EXCEPT a. diffusion b. osmosis c. sodium-potassium pump d. facilitated diffusion
What is sodium-potassium pump
200
The group that does not receive the experimental treatment in an experiment is the - ? control? experimental ?data? variable
What is control
200
All of following are examples of density-dependent factors EXCEPT? predation competition ?disease ?weather
What is weather
200
All of the following are monomers of an macromolecule EXCEPT Amino acid Nucleotide Starch Monosaccharide
What is starch
200
All of the following structures are found only in plant cells EXCEPT a. Cell wall b. Large, central vacuole c. chloroplast d. cytoskeleton
What is cytoskeleton
200
In which type of solution would water enter the cell??-?isotonic ?hypertonic ?hypotonic ?none of the above
What is hypotonic
300
Which is the variable the scientist controls?
What is independent
300
What is the maximum number of individuals an area can support?
What is carrying capacity
300
Which bond results from the sharing of electrons
What is covalent
300
Who first discovered the cell?
What is Robert Hooke
300
What term discribes a solution that has an even solute concentration throughout?
What is equilibrium
400
Which type of graph is best used for comparisons?
What is bar
400
What is the biotic relationship in which one species benefits and the other species is unaffected?
What is commensalism
400
Which macromolecule stores genetic information
What is nucleic acid
400
What is the major difference between a prokaryote and eukaryote?
What is the presence of a nucleus
400
What is the difference between active and passive transport?
What is active requires energy, passive does not
500
Describe two concerns when practicing 'good science'
What is be ethical, stick to the facts, repeat, don't be bias, back-up with proof
500
Distinguish between habitat and niche.
What is habitat is where an organism lives, niche is the role it plays in its environment
500
Describe polarity
What is the unequal sharing of electrons causes oppositely charged ends of a molecule
500
List the three parts of the cell theory.
What is all living things are made of cells, cells come from preexisting cells, cells are the basic unit of structure and function of life
500
Describe the process of endocytosis and exocytosis
What is movement of large molecules into the cell and out of the cell