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