Download Unit 4 Revision Alphabet Answers

Unit 4, Topic 5 and 6, A to Z definitions quiz Julian Thomas Seevic College
Definitions for words beginning with A or B
1
An ecological factor that is part of the non-living
environment of an organism.
2
Alternative forms of the same gene
3
A factor in a habitat due to living organisms
4
Type of antibiotic that prevent the multiplication of active
bacteria
5
Genetic change in a species due to deliberate human
influence
6
Disease caused by the HIV virus
7
Type of microbe that can be affected by antibiotics
8
Micro-organism rendered harmless for use in a vaccine
9
Chemical substance produced by micro-organisms that
can inhibit or kill other micro-organisms
10
A substance that activates the body to produce
antibodies
11
Substance that combines with a specific antigen
12
Type of cell that produces antibodies
13
Type of antibiotic that kills bacteria
14
Answer to 13 formed in this part of the body
15
Part of earth inhabited by living things
16
Cell displaying peptides
17
The mass of living matter per unit area
18
Virus that attacks bacteria
19
HIV can be transmitted through these
20
Plant storage vacuole containing starch grains
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Definition for words beginning with C, D, E or F
1
Temperature deep inside the body
2
Tissue breakdown due to enzymes and microbial action
3
Term used for tree ring analysis
4
Community formed at end of succession
5
Succession which is halted by e.g.grazing so answer to
4 is not achieved
6
All the organisms in an ecosystem or habitat
7
There is a ...................... between changes in
atmospheric carbon dioxide levels and rising
temperatures
8
Allele fully expressed in the heterozygous condition
9
Site of photosynthesis
10
Predictions about future global warming are based on
11
Increasing temperature can affect the activity of these
12
If two species have exactly the same niche, one will
eliminate the other due to this
13
A self sustaining system including both biotic and abiotic
components
14
The flow of this through a system is measured in
KJ/m2/yr
15
Conditions under which an organism lives form its?
16
Changes in allele frequency in a population lead to this
17
A sequence of three nucleotide bases on mRNA
18
Base pairing is always said to be this
19
A process in bacteria that passes DNA from one cell to
another
20
Cycle in which CO2 and RuBP combine to give sugar
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Definition for words beginning with G, H, I, J, K or L
1
MRSA is an example
2
Bodies natural defence mechanism against pathogens
3
Response mediated by histamine
4
Cells that stimulate B cells to divide and produce
antibodies
5
Virus that causes AIDS
6
The way in which the body reacts to an invading
pathogen
7
A sequence of bases on a DNA molecule coding for a
sequence of amino acids in a polypeptide chain
8
This must happen to ATP to release stored energy
9
The genetic constitution of an organism
10
Cells that destroy pathogen infected cells
11
Method used to separate DNA fragments of different
lengths
12
Populations usually need to be this if they are to evolve
into different species
13
Between different species
14
White blood cells that protect the body against specific
diseases
15
Protein produced by virus infected cells that inhibits viral
replication
16
Net primary productivity + plant respiration =
17
The condition required for photosynthesis that is in
shortest supply and therefore limits rate
18
Organism that has to ingest ready made organic
substances
19
Stage in photosynthesis that produces NADPH and ATP
20
Competition within a species
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Definition for words beginning with M, N, O, P, Q, R
1
One method that the scientific community uses to
validate new evidence
2
White blood cells that ingest and destroy bacteria
3
The most abundant enzyme in the world
4
Small circular section of DNA that can be transferred
between bacteria. Antibiotic resistance can be spread by
these
5
One method used to reduce atmospheric levels of
carbon dioxide
6
Succession that starts with newly formed habitats e.g a
volcanic island
7
A procedure to rapidly replicate identical copies of DNA
8
Enzyme found in HIV that allows RNA to be copied into
DNA
9
A virus that has RNA as its genetic material
10
Organisms that can make their own organic material;
another term for autotrophs
11
Splitting of water using the energy from light
12
Two populations are unable to breed together even if
they are sympatric (live in same area)
13
Method of DNA technology used to determine genetic
relationships
14
Stiffness of body due to lack of ATP after death
15
Frame used when assessing abundance of organisms
16
A disease causing organism
17
The first antibiotic identified
18
Major greenhouse gas
19
The functional status of an organism in its community
20
Addition of a phosphate group to a molecule when light
energy involved
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Definition for words beginning with S,T,U,V,W,X,Y,Z
1
A group of organisms that can breed amongst
themselves and produce fertile offspring
2
Contagious disease caused by the bacteria of the genus
Mycobacterium
3
Secrete oil to leave impressions of our fingerprints on
surfaces
4
The position a species occupies in a food chain
5
The change in communities over time
6
Formation of new species
7
Interconnected membrane sacs found in the chloroplast
8
Utilising resources in a way that does not cause their
permanent depletion
10
Temperature of a cooling body follows this type of curve
after death
11
The response to exposure to a second exposure to an
antigen; involves memory cells
12
Part of body where a low pH protects against pathogens
13
Rabies and polio are caused by these type of pathogens
that have a protein coat enclosing a nucleic acid strand
14
This exists because of mutation; it is the ‘raw material’
on which selection operates to produce new species
15
The mechanism by which choice in courtship leads to
the evolution of extravagant features like the Peacock’s
tail
16
Fluid found in chloroplast that contains all enzymes
required for light-independent reactions of
photosynthesis
17
Inherited blood disorder that gives protection against
malaria
18
Copying of DNA into RNA
19
Using mRNA to produce protein in a ribosome
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