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BIOLOGY 1st Quarter SOL review Flashcards | StudBud
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BIOLOGY 1st Quarter SOL review
BIOLOGY 1st Quarter SOL review
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1
What is the best definition for a theory?
Accepted explanation of a lot of info.Framework for concepts
A statement that can be supported or rejected.
A fact meant to describe an action. Accepted to be true
2
This diagram represents
a pyramid of numbers
A food chain
A pyramid of biomass
A pyramid of energy
3
Students are determining the effect of pollultants on the growth of 3 groups of seeds.Not valid
hypothesis
variable
conclusion
control
4
Which of the following is the product of the photosynthesis equation?
Light
6CO2
6H2O
C6H12O6
5
In a food web the arrow points to-
who is doing the eating
who is being eaten
there are no arrows in a food web
6
Carbohydrates contain what elements
Carbon, Hydrogen, and Oxygen
Carbon, Hydrogen, and Nitrogen
Carbon, Hydrogen, and Sulfur
None, they are just made of starches
7
What side of this photosynthesis equation is the reactant?
Left
The arrow
None are
Right
8
From 1840 to 1920, the carrying capacity for sheep in Tasmania was about-
0.75 million
1.75 million
2.25 million
1.00 million
9
An acid falls in the pH range of...
7-8
13-14
2-4
9-11
10
Life has started to form in this ecosystem. What is the predominant life form found below?
Mushrooms
Ferns
Tracheophytes
Pioneer speices
11
The optimum enviroment for trypsin is?
4
13
6
8.2
12
How could humans have a positive effect on the enviroment?
Replant the same vegetables in fields year after year
Bring in bugs from Argentina
Over-hunt so not as many animals can eat
Use pesticides to regular insect populations
13
If I was measuring the height of plants by millimeters.Which tool would be
most
accurate?
Graduated cylinder
yardstick
metric ruler
digital scale
14
What is an example of nucleotides
Amino Acids
DNA
ZNA
3 fatty acids+glycerl
15
How would the flow of energy go through an enviroment?
Sun→Hetertroph→Autotroph→Decomposer
Sun→Autotroph→Hetertroph→Decomposer
Autotroph→Sun→Hetertroph→Decomposer
Sun →Decomposer→Hetertroph→Autotroph
16
What are some abiotic factors in an ecyosytem?
Compeition
Gases
Organisms interactions
Soil
17
What is an example of lipids?
Carbohydrates
chocolate
Amino acids
oils
18
What is responsible for returning nitrogen to the air in this Nitrogen cycle diagram?
Photosynthesis
Excretion
Nitrifitcation
Decomposition
19
What is the bond happening between water molecules, represented by the dotted lines?
Hydrogen bond
Ionic bonds
Covalent bonds
20
Two populations in the same ecosystem feed on oak trees. What could sometimes be an issue?
Could be less oxygen avaible for the smaller animals
Competeing for food during certain seasons
Random mating could occur so a special bread could take over
Wildfire could kill off new species of birds
21
What are some biotic factors in an ecosystem?
Water
pH
Food the organism eats
Competiton
22
What element makes up the greatest amount in a cell?
Iodine
Iron
Calcium
Carbon
23
Humans get metabolism through being a/an
homotroph
hetertroph
autotroph
decomposer
24
VA students are trying to find species of plants. What resource would be
most
helpful?
Biology textbook and wikipedia
VA native plant checklists and plant identification keys
fossil records and historical society publication
VA newspapers and sciecne journals
25
John sees that a plant in his window still appears to be dying. Which is NOT a valid hypothesis
The plant is receiving too much sunlight
The plant is receiving too much sunlight
The plant is 10 inches tall
The plant is receiving too little water
26
Students put 25 sewer lice in salt water and recorded their observations. What is the flaw?
The procedure was too complicated
The sample size was too big
there was no control
There was no indepedent variable
27
Water molecule is polar this means that-
atoms have unequal charges
water molecules are in a straight line thus looks like pole
opposite ends of the molecule have opposite charges
The molecules work best in cold temperatures
