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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 accelerating population growth rate that occurs when optimal conditions allow a constant per capita growth rate
seminicle vesical
operant conditioning
primary structure
exponential population growth
2. 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
food web
cooperative ion channel
concentration gradient
barrier method
3. A protein that accelerates the thousands of different chemical reactions that take place in an organism
community
gene flow
enzyme
flagella
4. When individuals in a population are spaced throughout an area in a way that is unrelated to where other are & the least common type of dispersion
random dispersion
tropic response
epistasis
telophase
5. Partner chromosomes similar in size & shape & and the position of their centromeres (XX)
hydrolysis reaction
disaccharide
monogamy
homologous chromosomes
6. A group consisting of members of the same species that live together in a prescribed area at the same time
ecological pyramid
cellulose
population
meiosis
7. The lifestyle a species actually pursues and the resources it actually uses
taiga
realized niche
individualistic model
stigma
8. Initial shoot that comes out of the ground
oscillate
coleoptile
nucleotide
hermaphrodism
9. Any process that leads to new gene combinations
recombination
macroevolution
DNA polymerase 1
negative feedback
10. The number of individuals of a species per unit of area or volume at a given time
founder effect
holandric
population density
anticodon
11. Camouflage
exponential population growth
density dependent factor
diploid
cryptic coloration
12. A sequence of three bases that hydrogen bond with the mRNA codon by complementary base pairing
translation
fat
condensation reaction
anticodon
13. Away from the stimulus
DNA replication
dipeptide
negative tropic response
disturbance
14. A conservation approach that emphasizes restoring and maintaining the quality of an entire ecoystem rather than the conservation of individual species
M phase
ecosystem management
paritally hydrogenated
autotroph
15. Eggs and sperm combine
rRNA
dipeptide
cross fertilization
DNA replication
16. Participates in the process in which amino acids are linked to form polypeptides
RNA
sympatric speciation
recombination
artificial selection
17. Warm & lots of rain & highest level of diversity and production
habitat
biogeography
water vacuole
tropical rainforest
18. Connects the testis to the penis
density dependent factor
vas deferens
food chain
habituation
19. Involves persistent changes in behavior that result from experience
heterotroph
allopatric speciation
biological magnification
learning
20. Original cell that forms egg
megasporocyte
Beta human chorion gonadotropic
test cross
viviporous
21. 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
intrinsic rate of increase
random dispersion
auxin
22. An actively cooperating group of individuals belonging to the same species and often closely related
society
kin selection
cotyledon
artificial selection
23. Oscillation between two things that affect the population & keeps the population in check
ER lumen
chorion
negative feedback
M phase
24. The interaction of two or more animals & usually of the same species
carbon cycle
social behavior
realized niche
resource partitioning
25. When the animal must do something to gain a reward or to avoid punishment
fecundity
ribosome
hydrolysis reaction
operant conditioning
26. A group of the populations of all the different species in an area
polymer
sign stimulus
nucleic acid
comminity
27. Used for reproductive purposes and peeing
microsporocyte
monosaccharide
temperate forest
urethra
28. Halfway between saturated and unsaturated
genotype frequency
antrhopomorphic
paritally hydrogenated
limited resource
29. Holds the cell in place and gives it structure
base substitution mutation
condensation reaction
estrogen
cytoskeleton
30. Chromosomes other than sex chromosomes
autosome
Batesian mimicry
primary succession
negative tropic response
31. Secretes hormones that keep uterine lining thick in the event of fertilization & what the follicle turns into after fertilization
gene flow
corpus luteum
posterior pituitary
kinetechore
32. A fatty acid that doesn't contain the maximum possible number of hydrogens
semelparous
unsaturated fatty acid
semiconservative replication
limited resource
33. Moving a solid molecule into a cell
phagocytosis
population ecology
autosome
polar body
34. A type of social learning based on early experience which allows offspring to bond to their mother
intrasexual selection
frameshift mutation
imprinting
zygote
35. When water moves into a cell and keeps going in until the membrane bursts
enzyme
lysis
controlled burning
starch
36. A geographic area that animals seldom leave
spherical
age structure
cognition
home range
37. Produces proteins
biomass
ribosome
spirillum
steroid
38. Affects the ripening of fruit
ethylene
polypetide
habitat
intraspecific competition
39. Produces eggs
population
sign stimulus
ovary
equilibrium
40. Physically changing from sex when there aren't any of one sex
interstitial cell
sex reversal
adaptive radiation
cytoplasm
41. Holds the cell in place and gives it structure
cytoskeleton
protein channel
granum
style
42. A cooperative view of the community that stresses interactions between different species
organismic model
modern synthesis
gross primary productivity
glycolipid
43. Pressure the cell membrane exerts on the cell wall when the water vacuole is filled
human demographics
steroid
turgor pressure
injectable contraceptive
44. Zygote after it has undergone mitosis and grown
translation
adaptive radiation
embryo
uniform dispersion
45. Light sensitive chemical
navigation
energy flow
phytochrome
microspore
46. The enzyme that controls the cell cycle & is destroyed during mitosis
sex reversal
hydrophobic
limited resource
cyclin
47. A disaccharide made from glucose and galactose & milk sugar
lactose
triaclyglycerol molecule
placenta
mRNA
48. Growth response to gravity & positive in stem & negative in roots
acrosome
habituation
polypetide
gravitropism
49. The sequence of nucleotides in one chain dictates the complementary sequence of nucleotides in the other
function group
complementary
lipid
vagina
50. Makes up the cytoskeleton
condom
keystone species
microtubule
progesterone
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