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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. Warning coloration & conspicuous colors of patters which advertise a species' unpalatibility to potential predators
nitrogen cycle
aposematic coloration
DNA ligase
barrier method
2. All of the contents of the cell inside the membrane
cytoplasm
secondary structure
pinocytosis
commensalism
3. The cycle that goes from oen organism to another in food chains and from living organisms to the abiotic environment and back
mutualism
protein
embryo sac
biogeochemical cycle
4. The start of a gene
termination sequence
promoter
ecosytem
grasslands
5. An abrupt decline from high to low population density
chromosome
phospholipid
vas deferens
population crash
6. The person that said that the human population would quickly outgrow the natural resources and that it would cause war
zygote
cytokinin
Thomas Malthus
test cross
7. Where chromosomes are attached to spindle fibers
producers
antiparallel
crepuscular
kinetechore
8. Occurs when each individual in a population consumes too large a share of resources
cotyledon
consumption overpopulation
telophase
5' end
9. Top of the stamen & where pollen is produced
ecological pyramid
circadian rhythms
anther
pseudopod
10. The use of cues to change direction when necessary to reach a specific destination
endoctrine
sister chromatids
intrinsic rate of increase
navigation
11. Quantitative estimate of the total mass & the amount of living material
Batesian mimicry
isomer
biomass
meiosis 1
12. Connects the ovary to the uterus & where fertilization usually takes place
oviduct
habituation
turgor pressure
secondary growth
13. The division of the cell cytoplasm to form two cells
metaphase
urethra
tropical rainforest
cytokinesis
14. The offspring of two genetically dissimilar parents
navigation
type 1 survivorship curve
hydrophobic
hybrid
15. Secretes hormones that keep uterine lining thick in the event of fertilization & what the follicle turns into after fertilization
G1 phase
corpus luteum
exploitation competition
heterozygous
16. Growth response to light & positive
transcription
parthenogenesis
habitat isolation
phototropism
17. Moving into unoccupied niches & causes speciation
adaptive radiation
phytochrome
sepal
secondary structure
18. When the sister chomatids separate and the chromosomes move to opposite poles
tRNA
trophic level
cognition
anaphase
19. Separates sperm from the egg
glycoprotein
pyramid of energy
barrier method
DNA polymerase III
20. Things that eat the producers & second lowest trophic level
RNA
adaptive radiation
primary consumers
life table
21. A scientific discipline with ties to evology that focuses on how humans interact with the environment
microsporocyte
Mullerian mimicry
environmental science
mortality
22. Contains enzymes that help with fertilization
intermediate disturbance hypothesis
trophic level
primary consumers
acrosome
23. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other
promoter codon
endosymbiotic theory
ES complex
carrying capacity
24. The enzyme that takes out all of the introns & leaving only the exons
snRNP
secondary consumers
ovary
natural selection
25. Can make its own food
autotroph
osmotic pressure
unsaturated fatty acid
organic compound
26. The production of gametes
meiosis
dispersion
home range
pyrimidine
27. A membrane where some things can go through & and others can't
semipermeable membrane
zygote
diploid
population
28. When the chromatin fibers condense into chromosomes
oscillate
interkinesis
prophase
uniform dispersion
29. 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
ecotone
mRNA
species diversity
spermacide
30. Produces eggs
style
Mullerian mimicry
allele
ovary
31. The information from the mRNA being used to form a protein
Mullerian mimicry
translation
ovarian ligament
seminiferous tubules
32. The use of cues to change direction when necessary to reach a specific destination
navigation
ester linkage
posterior pituitary
cross fertilization
33. The global movement of carbon between the abiotic environment and organisms
carbon cycle
pyramid of numbers
competition
allontois
34. Lateral
population ecology
secondary growth
microsporocyte
cell membrane
35. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period
exploitation competition
adaptive radiation
artificial selection
navigation
36. Decompose all trophic levels
quaternary structure
diploid
dynamic equilibrium
decomposers
37. The layer that surrounds the cell and holds everything in
cell membrane
anther
pyramid of biomass
spirillum
38. Where sperm is stored
epididymis
stigma
aposematic coloration
centriole
39. Checks for errors and takes of RNA primer
isomer
gravitropism
DNA polymerase 1
snRNP
40. An organic compound with 3-7 carbons with a hydroxyl (OH) group bonded to each but one & which is double bonded to an oxygen
polymer
quaternary structure
lactose
monosaccharide
41. A gateway in the cell membrane that lets molecules through
stamen
type 1 survivorship curve
sympatric speciation
protein channel
42. Covalently linking monomers
amnion
condensation reaction
sodium potassium pump
biosphere
43. The process of gaining knowledge & including thinking & processing information & learning & reasoning & and awareness of thoughts & perceptions and self
5' end
cognition
type 1 survivorship curve
angiosperm
44. The proportion of a particular genotype in the population
genotype frequency
fundamental niche
facilitated diffusion
hermaphrodism
45. Megaspore after mitosis
habitat
trophic level
termination sequence
embryo sac
46. Composes the genes and contains the instructions for making all the proteins & as well as the RNA & an organism needs
parasitism
DNA
filament
primary growth
47. All the alleles present in the population
gene poll
environmental science
embryo sac
vagina
48. The buildup of a toxin in an organism's body
ribosome
bioaccumulation
base substitution mutation
keystone species
49. Sex cell
gamete
meiosis 1
modern synthesis
behavioral (sexual) isolation
50. A phospholipid bilayer in which the layers are oriented towards each other and there are proteins on the outside of and in between the layers
tRNA
deforestation
fluid mosaic model
glycogen