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. The major carrier of genetic information in eukaryotes & found in the cell nucleus
natural selection
chromosome
carrying capacity
asexual reproduction
2. Breaking apart water
quaternary structure
realized niche
microsporocyte
hydrolysis reaction
3. All the Earth's communities and their interactions and connections with the planet's abiotic factors
biosphere
ribosome
FSH
urethra
4. The number of individuals of a species per unit of area or volume at a given time
tertiary structure
cytokinin
tubal ligation
population density
5. A periodic long-distance travel from one location to another
sister chromatids
prostate
primary succession
migration
6. The offspring of two genetically dissimilar parents
density independent factor
hybrid
social behavior
prophase
7. The movement of alleles
anaphase
allopatric speciation
gene flow
seminicle vesical
8. The start of a gene
paritally hydrogenated
pyramid of energy
RNA
promoter
9. A single cell made from the union of two gametes
cell theory
zygote
sodium potassium pump
microsporocyte
10. The divergence of two similar species living in the same geographic area
learned behavior
character displacement
microtubule
incomplete dominance
11. Unfertilized egg develops into a reproducing haploid animal that is capable of reproducing using a different process to make gametes
competitive exclusion principle
iteroparous
parthenogenesis
secondary growth
12. An organic compound consisting of only carbon and hydrogen
budding
Boysen-Jensen
vas deferens
hydrocarbon
13. Grasses and scattered trees & less precipitation than in grasslands
ecosytem
active transport
allele
savanna
14. Moving into unoccupied niches & causes speciation
ethylene
adaptive radiation
start codon
circadian rhythms
15. All life forms must come from pre-existing life (correct idea)
cytokinesis
rRNA
biogenesis
cooperative ion channel
16. The largest population that can be maintained for an indefinite period by a particular environment as long as there are no changes in it
population dynamics
isomer
Golgi complex
carrying capacity
17. Transmits hereditary information and determines what proteins a cell manufactures
habituation
allele
nucleic acid
diploid
18. The formation of an association between some normal body function and a new stimulus
anther
estrogen
classical conditioning
heterozygous
19. Going through protein channels with the concentration gradient
filament
RNA
facilitated diffusion
spirillum
20. The change in species composition produced at ecotones
ecosytem
oscillate
Darwin
edge effect
21. The probability of mortality is highest at a young age & the survival probability increases with age
DNA ligase
edge effect
type 3 survivorship cure
natality
22. Shows the mortality and survival data of a population
pyramid of numbers
DNA polymerase 1
life table
intersexual selection
23. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection
frameshift mutation
snRNP
fat
dynamic equilibrium
24. The pressure necessary to keep the water from moving in a you-tube
G2 phase
osmotic pressure
bioaccumulation
natality
25. A group of the populations of all the different species in an area
age structure
comminity
CFCs
cytoskeleton
26. An actively cooperating group of individuals belonging to the same species and often closely related
interbreeding
society
phagocytosis
denaturation
27. Birth canal
vagina
transcription
thigmotropism
holandric
28. How the molecule folds on itself due to the functional group interactions
hydrophobic
chitin
tertiary structure
binary fission
29. Moving a solid molecule into a cell
gametic isolation
heterozygous
disturbance
phagocytosis
30. When an original part of the double helix is put together with a new strand & and the same is done with the other part of the original
apical meristem
sign stimulus
semiconservative replication
quaternary structure
31. A section of three nitrogenous bases
codon
positive tropic response
recombination
Okazaki fragment
32. Species that are all undesirable resemble each other
cyclin
termination sequence
desert
Mullerian mimicry
33. Things that eat the producers & second lowest trophic level
primary consumers
ovaries
oscillate
filament
34. Defense of a territory
territoriality
zygote
survivorship curve
monosaccharide
35. The transmission of genetic information from parent to offspring
heredity
species diversity
embryo
survivorship curve
36. Gives live birth
viviporous
intraspecific competition
imprinting
protein
37. The global movement of phosphorus between the abiotic environment and organisms
navigation
denaturation
phosphorus cycle
unsaturated fatty acid
38. When the heterozygote has a phenotype intermediate between those of its two parents
exploitation competition
K selection populations
cytokinesis
incomplete dominance
39. Species interacting in a positive way & Which modifies and enhances the local environment for other species
cristae
hybrid
biosphere
facilitation
40. Causes rapid cell division
cytokinin
chitin
type 2 survivorship curve
cristae
41. The proportion of a particular phenotype in the population
endosperm
phenotype frequency
gene flow
binary fission
42. The person that said that the human population would quickly outgrow the natural resources and that it would cause war
polysaccharide
Thomas Malthus
gene flow
allele
43. Spiral shaped prokaryotic cells
classical conditioning
filament
spirillum
secondary structure
44. The genetic drift that results when a small number of individuals from a large population found a new colony
polypetide
founder effect
isomer
anther
45. When the chromosomes align at the cells middle
metaphase
desert
isotonic
binary fission
46. Exactly the same as mitosis without any DNA replication
directional selection
meiosis 2
polar microtubules
lactose
47. The ability to adapt past experiences that may involve different stimuli to solve a new problem
primary succession
oscillate
insight learning
symbiosis
48. Have traits that contribute to a high population growth rate & usually small & reach maturity early & have short life span & have lots of offspring & provide little to no parental care
ethylene
type 2 survivorship curve
starch
are selection populations
49. Provides genetic variation through recombination
sexual reproduction
ecosystem management
phototropism
pair bonds
50. The local environment where a species lives
DNA polymerase III
habitat
RNA
dispersion