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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. The science that deals with human population statistics
positive tropic response
species diversity
megaspore
human demographics
2. When a population's allele and genotype frequencies don't change from generation to generation
glycoprotein
genetic equilibrium
Law of Segregation
endosperm
3. Separates sperm from the egg
oviduct
ecosystem management
chromosome
barrier method
4. Where sperm is stored
greenhouse effect
ecology
epididymis
dynamic equilibrium
5. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period
phospholipid
adaptive radiation
stroma
condensation reaction
6. The enzyme that makes RNA and unzips the DNA for transcription
RNA polymerase
community stability
gene
testes
7. The offspring of two genetically dissimilar parents
hybrid
yoke sac
thigmotropism
spherical
8. Female part of the flower
cotyledon
pistil
triaclyglycerol molecule
incomplete dominance
9. A simple signal that triggers a specific behavioral response
sign stimulus
Law of Segregation
hermaphrodism
DNA
10. Checks for errors and takes of RNA primer
type 3 survivorship cure
exploitation competition
DNA polymerase 1
codon
11. The number and types of species present & the relative abundance of each species & the interactions between different species & the resilience to disturbances & energy and nutrient flow & productivity
community structure and functioning
spermacide
sodium potassium pump
plasmolysis
12. Contain identical & double stranded DNA sequences (><)
ovary
sister chromatids
negative feedback
FSH
13. Speciation that occurs when one population becomes geographically separated from the rest of the species and subsequently evolves by natural selection/genetic drift
Beta human chorion gonadotropic
allopatric speciation
exploitation competition
classical conditioning
14. A symbiotic relationship in which both partners benefit
controlled burning
ectoparasite
spherical
mutualism
15. Lays eggs
energy transduction
oviporous
GnRH
termination sequence
16. Eggs and sperm combine
cross fertilization
progesterone
K selection populations
quaternary structure
17. A symbiotic relationship in which one species benefits and the other is unharmed
cervix
net primary productivity
iteroparous
commensalism
18. An intimate relationship or association between members of two or more species
heterotroph
self fertilization
symbiosis
density dependent factor
19. A species is protected because of its similar appearance to an undesirable species
ovaries
Batesian mimicry
intron
tropic response
20. Have trains that maximize the chance of surviving in an environment where the number of individuals is the carrying capacity & have few offspring & are larger & have long life spans & develop slowly & reproduce late & have low reproductive rates & pr
limited resource
RNA polymerase
glycocalyx
K selection populations
21. A group consisting of members of the same species that live together in a prescribed area at the same time
macroevolution
pistil
follicle
population
22. Leaves right around the base of the flower that contains the flower
sepal
territoriality
meiosis 2
operant conditioning
23. A molecule consisting of a clycerol joined to three fatty acids
spirillum
zygote
triaclyglycerol molecule
desert
24. A molecule consisting of a clycerol joined to three fatty acids
triaclyglycerol molecule
temperate woodland
allele
disruptive selection
25. Figured out that the hormone that made plants bend was on the opposite side from the light
Boysen-Jensen
community stability
endometrium
heterozygous
26. On the side where the 5' carbon is
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27. Composes the genes and contains the instructions for making all the proteins & as well as the RNA & an organism needs
interbreeding
cilia
DNA
intersexual selection
28. A type of natural selection for successful mating
crepuscular
steroid
sexual selection
anther
29. Connecting trunk of the pistil
photoperiodism
density independent factor
style
spherical
30. Used for long term energy storage & cell membranes & padding and insulation & and steroids & soluble in nonpolar solvents and relatively insoluble in water
greenhouse effect
lysosome
umbilical cord
lipid
31. A double ringed nitrogenous base
pyrimidine
primary consumers
Bubourethral gland
coleoptile
32. Lays down an RNA primer that allows the DNA polymerase to attach to the DNA strand
negative tropic response
polymer
diaphragm
RNA primer
33. The increase in the concentration as the toxin passes through successive levels of the food web
coevolution
biological magnification
slash and burn agriculture
biogeography
34. A transitional zone where two or more communities meets & contains all or most of the ecological niches of the adjacent communities as well as some that are unique to the ecotone
promoter codon
cotyledon
cross fertilization
ecotone
35. The graph of the comparison of trophic levels by determining the number of organisms & the biomass & or the relative energy found at each level
sexual reproduction
ecological pyramid
testosterone
phytochrome
36. When a population is regulated by its environment's limits & grows until it levels out just below the carrying capacity and then oscillates
logistic population growth
cooperative ion channel
chromosome
vagina
37. A combination of glycolipids and glycoproteins which is found on the outside of a cell and allows for cell-cell recognition
oviduct
glycocalyx
holandric
cryptic coloration
38. Zygote after it has undergone mitosis and grown
rRNA
rhythm method
embryo
cotyledon
39. All the Earth's communities and their interactions and connections with the planet's abiotic factors
courtship ritual
anticodon
pinocytosis
biosphere
40. Going from areas of low to high concentration & goes against the concentration gradient & requires cell energy
classical conditioning
active transport
epididymis
apical meristem
41. Spontaneous generation & life may arise from nonliving matter (incorrect idea)
internal fertilization
unsaturated fatty acid
abiogenesis
circadian rhythms
42. A geographic area that animals seldom leave
semiconservative replication
exploitation competition
spirillum
home range
43. An abrupt decline from high to low population density
population crash
equilibrium
glycolipid
polysaccharide
44. A species that is crucial in determining the nature of the entire community and that greatly affects the rest of the community & keeps the who ecosystem in balance
monogamy
semipermeable membrane
keystone species
natural selection
45. Breaking apart water
realized niche
primary growth
water vacuole
hydrolysis reaction
46. Produces gonatotropin releasing hormone (GnRH)
hypothalamus
hydrocarbon
anticodon
DNA helicase
47. Produces semen (2)
isotonic
ovary
Bubourethral gland
isomer
48. Going from areas of low to high concentration & goes against the concentration gradient & requires cell energy
microsporocyte
active transport
bottom up process
consumption overpopulation
49. Sex cell
ovary
RNA
classical conditioning
gamete
50. The global movement of phosphorus between the abiotic environment and organisms
genotype frequency
succession
oscillate
phosphorus cycle