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Biology 1st Quarter Benchmark (part 2)
Test Description: This will help prep for the 1st qtr BM exam in Bio.
Instructions: Answer all questions to get your test result.
1) Which of the following is true of mimicry?
A
When an organism feeds off another without killing it
B
When a harmful species resembles a harmless species
C
When a harmless species resembles a more harmful species
D
When an organism feeds on another and consumes it
2) If an aqueous solution is determined to have a pH level of 12, then which of the following statements is true?
A
it will turn blue litmus to red
B
it will turn red litmus to blue
C
both a and c
D
it is an acid
3) The property of water that creates surface tension, causing a needle to float on water
A
viscosity
B
capillarity
C
cohesion
D
adhesion
4) What protects organisms on Earth by absorbing UV rays?
A
ozone layer
B
nebulas
C
greenhouse effect
D
suntan lotion
5) One species is eliminated from a community because of competition for the same limited resource
A
parasitism
B
mimicry
C
competitive exclusion
D
predation
6) What is a parasite that feeds outside it’s host called?
A
endoparasite
B
endohost
C
ectohost
D
ectoparasite
7) In which symbiotic relationship does one species benefit and the other is unaffected?
A
mimicry
B
parasitism
C
commensalism
D
mutualism
8) When community had reached a stable, end point of succession
A
climax community
B
primary succession
C
pioneer species
D
secondary succession
9) The role a species plays in its environment
A
habitat
B
niche
C
kaiser
D
community
10) The sum of all the chemical processes in an organism
A
photosynthesis
B
commensalism
C
metabolism
D
homeostasis
11) How would you identify a solution that has equal amounts of hydronium ions and hydroxide ions?
A
aqueous
B
basic
C
acidic
D
neutral
12) Which property of water allows water to move upwards through narrow tubes, against the force of gravity?
A
capillarity
B
adhesion
C
cohesion
D
surface tension
13) The number of individuals the environment can support over a long period of time
A
carrying capacity
B
climax community
C
limiting factors
D
competitive exclusion
14) A symbiotic relationship in which both species derive some benefit is called
A
parasitism
B
competition
C
mimicry
D
mutualism
15) What are the levels of organization in ecology from most inclusive to most specific?
A
organism, population, community, ecosystem, biosphere
B
biosphere, ecosystem, community, population, organism
C
biosphere, community, ecosystem, population,organism
D
organism, community, population, ecosystem, biosphere
16) Which one is NOT true of Nucleic Acids?
A
contain the “genetic code”
B
are made of bases and acids
C
monomer is called a nucleotide
D
make up DNA and RNA
17) Which one is NOT true of Carbohydrates?
A
the body’s main source of energy.
B
Bonded by peptide bonds.
C
Chemical formula is of C, H, and O in a 1:2:1 ratio
D
Are called Saccharides
18) Which one is NOT true of Proteins?
A
also known as Polypeptides
B
called the “Building materials of life”
C
contains only C, H, O, and Nitrogen
D
are the main compound in cell membranes
*select an answer for all questions
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