SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Animal starch & used for energy storage
biomass
glycogen
negative tropic response
bioaccumulation
2. A group of the populations of all the different species in an area
comminity
ecosystem management
carrying capacity
secondary growth
3. The study of the past and present geographic distribution of organisms
isomer
Punnett square
biogeography
social behavior
4. An abrupt decline from high to low population density
filament
population crash
random dispersion
ovary
5. Immature sperm cell
spermatid
population
DNA replication
hypothalamus
6. Lays down an RNA primer that allows the DNA polymerase to attach to the DNA strand
comminity
coleoptile
isotonic
RNA primer
7. A lipid that consists of carbon atoms arranged in four attached rings & three of which are hexagonal and the other is pentagonal
tropic response
steroid
gene
base substitution mutation
8. When the chromatin fibers condense into chromosomes
home range
cytoskeleton
biological organization
prophase
9. Sticky part of the pistil that pollen sticks to
gibberellin
viviporous
mechanical isolation
stigma
10. The strand of DNA that is always growing away from the replication fork & so only short pieces can be synthesized
behavior
denaturation
spermatid
lagging strand
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
circadian rhythms
chloroplast
S phase
community structure and functioning
12. An organic compound consisting of only carbon and hydrogen
ES complex
hydrocarbon
contact inhibition
disturbance
13. When all the water is sucked out of a cell
artificial selection
plasmolysis
microclimate
diaphragm
14. A symbiotic relationship in which one species benefits and the other is unharmed
ovulation
glycolipid
microspore
commensalism
15. Plants & make their own food & lowest trophic level
migration
cooperative ion channel
producers
cross fertilization
16. The nuclear division that produces two nuclei containing chronosomes identical to those in the parental nucleus
cross fertilization
random dispersion
mitosis
macroevolution
17. A combination of natural selection and genetics
modern synthesis
are selection populations
nucleolus
microevolution
18. A graph that indicates the energy content of the biomass of each trophic level
pyramid of energy
genetics
people overpopulation
spirillum
19. AAAA...
termination sequence
hypertonic
monogamy
mortality
20. Noncoding material
biomass
grasslands
navigation
intron
21. Same organism makes both gametes & no genetic recombination
self fertilization
lipid
social behavior
behavior ecology
22. When a cell controls how fast it wants to take things in
cytoplasm
competitive exclusion principle
gated channel
yoke sac
23. LH-like hormone produced by the placenta that maintains the corpus luteum
antrhopomorphic
plasmolysis
Beta human chorion gonadotropic
taiga
24. Triggers mitosis when it binds with cyclins at high enough concentrations & survives mitosis
CDK
frameshift mutation
S phase
home range
25. Fossil record
vagina
survivorship curve
vas deferens
palentology
26. Coccus prokaryotic cells
spherical
endocytosis
operant conditioning
gamete
27. Busiest at dawn or dusk
function group
crepuscular
ecology
directional selection
28. An intimate relationship or association between members of two or more species
the signal to start bringing amino acids
symbiosis
microevolution
culture
29. Breaking apart water
hydrolysis reaction
umbilical cord
natality
rRNA
30. Associates strongly with polar water molecules
species richness
hydrophillic
stroma
secondary consumers
31. The assignments of codons for amino acids and for start and stop signals
parasitism
genetic code
biome
injectable contraceptive
32. A stack of thylakoids
granum
heterozygous
recombination
pyramid of energy
33. Occurs when there is the same concentration in different areas
testes
DNA ligase
ethylene
equilibrium
34. Defense of a territory
chromosome
ovaries
territoriality
abiogenesis
35. Controls the growth and development in animals
tRNA
endoctrine
ectoparasite
turgor pressure
36. The constricted region in a chromatid
population ecology
nucleolus
centromere
learned behavior
37. The science that deals with human population statistics
sex reversal
anticodon
barrier method
human demographics
38. Figured out that the hormone that made plants bend was on the opposite side from the light
nucleotide
Boysen-Jensen
dynamic equilibrium
cooperative ion channel
39. Unzips the DNA strand
disruptive selection
kinetechore
DNA helicase
genetic equilibrium
40. Composes the genes and contains the instructions for making all the proteins & as well as the RNA & an organism needs
FSH
intron
CDK
DNA
41. Morning after pill
parthenogenesis
natural selection
food chain
RU-486
42. The time inbetween meiosis 1 and 2
food web
coevolution
interkinesis
ovarian ligament
43. When cells touch each other and stop dividing
contact inhibition
flagella
net primary productivity
base substitution mutation
44. Shows interactions at their most basic level (who eats who)
allopatric speciation
food web
turgor pressure
equilibrium
45. A form of a gene
polypetide
allele
DNA
interphase
46. All of the contents of the cell inside the membrane
cytoplasm
equilibrium
placenta
community structure and functioning
47. A group of populations of different species that live and interact in the same place at the same time
resource partitioning
community
comminity
chorion
48. More cells
frameshift mutation
growth from cell division
habitat
auxin
49. The concentration of water is lower than in the other area
hypotonic
sociobiology
operant conditioning
telophase
50. Aka scramble competition & all the members of the population have a generally equal amount of the resources
exploitation competition
polar microtubules
meiosis 1
stamen