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Test your basic knowledge |
Honors Freshman Science
Start Test
Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Lining of the uterus
hypotonic
ester linkage
endometrium
glycoprotein
2. The study of how living organisms and the physical environment interact in an immense and complcated web of relationships & the broadest field of biology
ecology
cell wall
hydrophillic
biogenesis
3. Birth canal
genetics
auxin
vagina
meiosis 1
4. A form of active transport that uses energy to pump ions from the outside to the inside of a cell
density dependent factor
gibberellin
acrosome
sodium potassium pump
5. Up or down
primary growth
cooperative ion channel
sucrose
dominant species
6. Connects the testis to the penis
Darwin
spermacide
vas deferens
artificial selection
7. Compounds with the same molecular formulas but different structures
lagging strand
isomer
territoriality
tertiary structure
8. Each gene is present in two copies & when gametes are formed each gamete gets only one of the two factors
paritally hydrogenated
founder effect
Law of Segregation
function group
9. Promotes cell elongation & apical dominance
auxin
polar body
carrying capacity
autosome
10. Eggs and sperm combine
monogamy
parental investment
cross fertilization
pair bonds
11. Aka boreal forest & big evergreen forests & cold most of the year
biomass
stigma
ecosystem management
taiga
12. One extreme is bad and the other is good
density dependent factor
internal fertilization
directional selection
sepal
13. A geographic area that animals seldom leave
isotonic
home range
autosome
budding
14. Plastic cover of the penis
ethylene
auxin
epididymis
condom
15. A disaccharide made from glucose and galactose & milk sugar
polypoidy
microclimate
lactose
sexual selection
16. Produce estrogen and progesterone
exon
ovaries
phagocytosis
amnion
17. The clearance of large expanses of forest for agriculture or other uses
FSH
testosterone
placenta
deforestation
18. A single cell made from the union of two gametes
biological organization
parental investment
polypetide
zygote
19. The net energy available for biomass production by consumer organisms
realized niche
seasonal isolation
hypertonic
secondary productivity
20. Aka contest competition & certain dominant individuals get a good supply of the limited resources while the other less dominant organisms in the population don't
biome
interference competition
ecosytem
organic compound
21. Physically changing from sex when there aren't any of one sex
mitochondria
interbreeding
heredity
sex reversal
22. Takes less energy and is more efficient than sexual reproduction
anticodon
plasmolysis
asexual reproduction
decomposers
23. The graph of the number of surviving individuals against age (birth to maximum age)
temperate forest
bacillus
extinction
survivorship curve
24. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other
endoctrine
endosymbiotic theory
behavioral (sexual) isolation
equilibrium
25. Breaking apart water
hydrolysis reaction
Mullerian mimicry
rRNA
cytoplasm
26. Where protein synthesis takes place
crepuscular
RU-486
ribosome
function group
27. The enzyme that links the Okazaki fragments
edge effect
endosperm
DNA ligase
Okazaki fragment
28. Connecting trunk of the pistil
meiosis 2
placenta
meiosis 1
style
29. Competition within a given population
apical meristem
DNA helicase
Boysen-Jensen
intraspecific competition
30. The cells that don't become eggs in oogenesis
pinocytosis
diaphragm
polar body
test cross
31. High to low concentration
intersexual selection
DNA
concentration gradient
megaspore
32. The layer that surrounds the cell and holds everything in
cell membrane
budding
stroma
semiconservative replication
33. States that species richness is greatest at moderate levels of disturbance & so all the different species are at different stages in succession
pyrimidine
telophase
intermediate disturbance hypothesis
nucleic acid
34. Birth canal
vagina
cytoskeleton
barrier method
mRNA
35. A sequence of three bases that hydrogen bond with the mRNA codon by complementary base pairing
parthenogenesis
insight learning
anticodon
hermaphrodism
36. A gateway in the cell membrane that lets molecules through
ovarian ligament
type 1 survivorship curve
protein channel
home range
37. The local environment where a species lives
habitat
DNA ligase
gross primary productivity
Batesian mimicry
38. The site of photosynthesis
commensalism
chloroplast
producers
sucrose
39. The layer that surrounds the cell and holds everything in
lysis
allontois
cell membrane
circadian rhythms
40. A group consisting of members of the same species that live together in a prescribed area at the same time
food chain
population
primary growth
biosphere
41. Competition within a given population
termination sequence
allopatric speciation
intraspecific competition
density dependent factor
42. A disaccharide made from glucose and fructose & table sugar
habitat isolation
species richness
sucrose
enzyme
43. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period
polysaccharide
human demographics
codon
adaptive radiation
44. The amount of energy that remains in plant tissues after cellular respiration & the amount of biomass found in excess of that broken down by a plant's cellular respiration for normal daily activities
are selection populations
meiosis 2
chromosome
net primary productivity
45. The movement of alleles
barrier method
gene flow
termination sequence
cell elongation
46. A long & unbranched hydrocarbon chain with a carboxyl group (COOH) at one end
taiga
phytochrome
fatty acid
anaphase
47. One dominant and one recessive
prostate
cell wall
aposematic coloration
heterozygous
48. The number of species in a community
interference competition
phosphorus cycle
species richness
oral contraceptive
49. Growth response to gravity & positive in stem & negative in roots
gravitropism
tundra
dispersion
S phase
50. A group consisting of members of the same species that live together in a prescribed area at the same time
population
DNA ligase
biological organization
cooperative ion channel
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