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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 layer that surrounds the cell and holds everything in
fluid mosaic model
cell membrane
home range
hermaphrodism
2. A long whip-like tail used for movement
parthenogenesis
5' end
Beta human chorion gonadotropic
flagella
3. When one individual behaves in a way that seem to benefit others rather than itself
population dynamics
altruism
disturbance
endoctrine
4. A group of the populations of all the different species in an area
CDK
growth from cell division
antrhopomorphic
comminity
5. Stable relationships that ensure cooperative behavior in mating and the rearing of the young
secondary consumers
placenta
pair bonds
ER lumen
6. TATA
Beta human chorion gonadotropic
promoter codon
DNA replication
coevolution
7. Birth canal
flagella
interphase
vagina
edge effect
8. Growth response to physical disturbance & positive or negative
megasporocyte
thigmotropism
cellulose
posterior pituitary
9. The science that deals with human population statistics
seminicle vesical
human demographics
promoter codon
edge effect
10. Local variation in climate produced by differences in elecation
microclimate
ovary
parental investment
ribosome
11. A channel that takes things from one side of the phospholipid bilayer to the other by having a protein attach to the channel which changes its shape and moves the stuff to the other side
phytochrome
intrinsic rate of increase
primary succession
cooperative ion channel
12. A protein that accelerates the thousands of different chemical reactions that take place in an organism
facilitation
DNA ligase
amino acid
enzyme
13. The formation of an association between some normal body function and a new stimulus
classical conditioning
interphase
taiga
pyramid of biomass
14. A group consisting of members of the same species that live together in a prescribed area at the same time
operant conditioning
estrogen
gibberellin
population
15. Aka aggregated distribution & occurs when resources in an area are clumbed & when there is limited seed dispersal or asexual reproduction & or when families/colonies all live together & good because the organisms can protect one another
clumped dispersion
community
Okazaki fragment
sexual selection
16. Warning coloration & conspicuous colors of patters which advertise a species' unpalatibility to potential predators
linked genes
aposematic coloration
gene poll
meiosis 2
17. Grasses and scattered trees & less precipitation than in grasslands
savanna
mitotic spindle
positive tropic response
taiga
18. A symbiotic relationship in which the parasite benefits which the host is harmed
decomposers
meiosis 2
cell wall
parasitism
19. Emphasizes species individuality & shows how each species has its own abiotic living requirements
edge effect
resource partitioning
individualistic model
testosterone
20. An evolutionary modification that improves the chances of survival and reproductive success in a given environment
anaphase
savanna
adaption
gametic isolation
21. Promotes cell elongation & apical dominance
negative feedback
founder effect
ovaries
auxin
22. The empty space in the ER tubes
protein channel
succession
ER lumen
intrinsic rate of increase
23. The potential ecological niche of a species
greenhouse effect
survivorship curve
random dispersion
fundamental niche
24. A behavior that has been modified in response to environmental experience
testes
G1 phase
mRNA
learned behavior
25. When a cell or nucleus has only a single set of chromosomes
haploid
dominant species
Law of Segregation
oscillate
26. A gene carried on the Y chromosome
holandric
concentration gradient
sex reversal
ovouiviporous
27. A periodic long-distance travel from one location to another
resource partitioning
gymnosperm
interkinesis
migration
28. 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
keystone species
promoter
food web
acid growth hypothesis of elongation
29. Found out that the hormone was being produced in the tip
homologous chromosomes
endocytosis
Darwin
DNA polymerase III
30. Lining of the uterus
endometrium
exploitation competition
secondary succession
progesterone
31. All of the contents of the cell inside the membrane
oral contraceptive
are selection populations
M phase
cytoplasm
32. Separates sperm from the egg
flagella
barrier method
edge effect
tropical rainforest
33. Stores water in plants
prostate
gravitropism
competitive exclusion principle
water vacuole
34. Stimulates the interstitial cells to secrete testosterone in males & stimulates ovulation and the development of the corpus luteum in females
function group
LH
spherical
hypotonic
35. A molecule consisting of a clycerol joined to three fatty acids
triaclyglycerol molecule
sodium potassium pump
artificial selection
community structure and functioning
36. The study of how living organisms and the physical environment interact in an immense and complcated web of relationships & the broadest field of biology
denaturation
intrasexual selection
zygote
ecology
37. A piece of DNA made on the lagging strand
Okazaki fragment
adaptive radiation
fitness
placenta
38. When there is equilibrium between to areas & but molecules are still moving
sympatric speciation
protein channel
dynamic equilibrium
type 3 survivorship cure
39. Eggs laid and then fertilized
Darwin
chorion
external fertilization
granum
40. 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
ethylene
K selection populations
GnRH
competitive exclusion principle
41. A long whip-like tail used for movement
coleoptile
flagella
polar body
yoke sac
42. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other
endosymbiotic theory
decomposers
primary growth
mortality
43. Produces semen (3)
prostate
gravitropism
purine
CDK
44. Transmits hereditary information and determines what proteins a cell manufactures
cryptic coloration
nucleic acid
human demographics
sepal
45. When most are average and extremes are better
stabilizing selection
stamen
tropic response
species richness
46. Things that eat the primary consumers & third lowest trophic level
oviporous
palentology
secondary consumers
osmotic pressure
47. The nuclear division that produces two nuclei containing chronosomes identical to those in the parental nucleus
ribosome
amino acid
mitosis
G2 phase
48. Response of any plant to the amount of light it receives
spherical
photoperiodism
allopatric speciation
migration
49. Going through protein channels with the concentration gradient
facilitated diffusion
hydrolysis reaction
quaternary structure
secondary structure
50. Produces proteins
type 1 survivorship curve
fatty acid
ribosome
migration