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AP BIO MIDTERM
pg 1-2
16
Biology
12th Grade
12/16/2008

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Term
Life is organized in a hierarchial fasion. Which one of the following sequences illustrates that hierachy as it increases in complexity
Definition
molecule,cell, tissue,organ, organ system, organism, population, community, and ecosystem
Term
If you eat a hamburger, you are mainly eating ground-up beef muslce. What levels of organization are represented in this ground up muscle
Definition
organelle, cell, tissue
Term
____ is the ultimate source of energy flowing into nearly all ecosystems
Definition
sunlight
Term
Your instructor asks you to look into your microscope to see a prokaryotic cell. You will be looking for a cell that
Definition
has a membrane
Term
Member of the kingdom animali are composed of cells and lack a ___
Definition
cell wall.
Term
A scientist examining a group of cells under a microscope notices the presence of nuclei w/in cells. Chemical test reveal that each cell is surrouned by a wall composed of cellulose. These cells must come from an organism that is a memberof the kingdom ____
Definition
plantae
Term
The role of a control in an experiment is to provide a basis of __________ to the _____
Definition
comparison... experimental group.
Term
You have designed an experiment to test the effect of water on the growth of bread mold. In this case, the presence of water represents the ____
Definition
variable
Term
The swimming speed of Artemia increases at higher temperatures is an example of a ____
Definition
good hypothesis
Term
____ is one in which outer shell electrons are shared by 2 atoms so as to fill the outer shells of both
Definition
covalent bond
Term
In a water molecule, b/c oxygen is more electronegative than hydrogen, the shared electrons are more commonly found around the ____ nucleus than the ____ nucleus
Definition
oxygen.... hydrogen
Term
If the pH of a solution is decreased from 7 -6 it means the concentration of H+ has increased ___ times what it was at ph7
Definition
10
Term
A ph of 4 is ____ times more ___ than a pH of 7
Definition
1000... acidic
Term
A stalk of celery is placed in a solution of blue dye. After 1 hr, the leaves have blue fluid in their veins. Which property of water is being demonstrated?
Definition
adhesion and cohesion
Term
It takes one calorie of heat to raise the temp of 1 gram of H20 10C at sea level. This is referred to ___ of water `
Definition
specific heat
Term
Each of the following molecules is a polymer EXCEPT
Definition
glucose
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