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Unit 1 Bio AOS 2
Unit 1 Bio AOS 2
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Unit 1 Biology, AOS 1. 2016
Flashcards
32 cards
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Practice quiz
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Host live
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Questions
32
Answers
1
An identification key with two branches or choices at each decision
limiting factor
tolerance range
dichotomous key
habitat
2
Organisms in a community can normally be classified into three categories called:
consumers, heterotrophs and autrotrophs
producers, autotrophs and decomposes
producers, consumers and decomposers
decomposers, autotrophs and producers
3
The maintenance of a relatively stable internal environment is called
homeostasis
homeostatic
flat lining
biomimicry
4
A plant adaptation commonly found in dry climates is
ability to lose leaves during wettest part of the year.
small numerous stomata
plants that use the CAM photosynthesis cycle
a thin waxy cuticle
5
Which of the following levels of classification would include the most different organisms?
genus
order
family
species
6
Searching nature for useful organisms or compounds that can be commercialised is called
biopiracy
biodiversity
biology
bioprospecting
7
Which of the following are most closely related?
Macropus rufus & Felis chaus
Canis lupus & Felis lupus
Macropus rufus & Macropus giganteus
8
Which one of the following best defines the term 'food web'?
diagram that shows all the feeding interactions in a system
a long food chain with at least four trophic levels
a combination of different hterotrophs
the variety of food that a top carnivore eats
9
As a cell or organism gets
smaller,
its SA:V
gets bigger
remains the same
gets smaller
10
The natural home or environment of a plant or animal
dichotomous key
limiting factor
habitat
tolerance range
11
The stimulus response model is
stimulus-receptor-response-effector
stimulus-receptor-effector-response
stimulus-effector-receptor-response
receptor-stimulus-effector-respose
12
The most correct statement is
decomposers break down dead remains
herbivores eat plants eating animals
carnivores eat plant material and meat
parasites eat their hosts.
13
The body responds to an
decrease
in blood glucose by increasing the production of
glucagon
insulin
14
In this relationship, one organism benefits but the other is harmed
commensalism
parasitism
competition
mutalism
15
In hot environments, animals can increase heat loss by
raising the metabolic rate.
reducing the thickness of the fat layer.
increasing blood flow to the body's extremities
reducing sweating to conserve water.
16
Which of the following statements regarding parasitism is false?
Parasitism is not a limiting factor for the host organism.
all organisms have parasites.
Parasites live on or in their host.
Many mould species are parasites.
17
In this relationship, both organisms benefit
parasitism
competition
commensalism
mutalism
18
The statement that best defines the term 'ecosystem' is
a habitat and its populations.
the living organisms of an area.
the non-living components of community.
the community of organisms interacting with their environmen
19
The body responds to an
increase
in blood glucose by increasing the production of
glucagon
insulin
20
Which one of the following is a density-dependent factor?
food supply
rainfall
fire
temperature
21
In the binomial system of nomenclature the name of the red kangaroo is correctly written as
Macropus rufus
Macropus Rufus
Macropus rufus
22
As a cell or organism gets
bigger,
its SA:V
remains the same
gets bigger
gets smaller
23
All of the following are abiotic factors expect
soil particle size
bacteria in soil
air temperature
water holding capacity
24
What is the importance of classifying plants and animals?
to record/monitor biodiversity
to calculate population numbers
to determine their habitat
to correctly identify beneficial or harmful organisms
25
The range of conditions that an organism can withstand
dichotomous key
limiting factor
habitat
tolerance range
26
In this relationship, one organism benefits but the other is unharmed
commensalism
mutalism
parasitism
competition
27
Something that prevents a population from growing any larger
habitat
tolerance range
dichotomous key
limiting factor
28
In this relationship, one organism unharmed but the other is harmed
commensalism
amensalism
parasitism
mutalism
29
Domain is the largest classification group followed by
Kingdom, Division, Class, Order, Family, Genus, Species
Domain, Species, Order, Genus, Family, Phylum, Class
Kingdom, Phylum, Class, Family, Order, Genus, Species
Kingdom, Phylum, Class, Order, Family, Genus, Species
30
A large variety of plant and animal life in an environment is called
biology
biopiracy
biodiversity
bioprospecting
31
Which of the following is an example of a structural adaptation?
a stomach wall that secretes acid to aid digestion.
a tough waterproof eggshell to protect bird embryo
an elephant using its trunk to cool itself.
a cheetah's ability to run extremely fast.
32
Which of the following is not category for classifying adaptations?
physiological
behavioural
morphological
structural