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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. Competition among population of different species
ecology
glycoprotein
interference competition
interspecific competition
2. A conservation approach that emphasizes restoring and maintaining the quality of an entire ecoystem rather than the conservation of individual species
ester linkage
positive tropic response
tundra
ecosystem management
3. Energy level
phospholipid
trophic level
type 2 survivorship curve
phenotype frequency
4. Composes the genes and contains the instructions for making all the proteins & as well as the RNA & an organism needs
RNA
DNA
population
semipermeable membrane
5. A gateway in the cell membrane that lets molecules through
protein channel
secondary productivity
human demographics
Okazaki fragment
6. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period
adaptive radiation
cryptic coloration
Punnett square
adaption
7. The strand of DNA that is synthesized smoothly and continuously
land egg
leading strand
meiosis 2
ovary
8. A behavior that has been modified in response to environmental experience
holandric
primary growth
pseudopod
learned behavior
9. Produces follicle stimulating hormone (FSH) and luteinizing hormone (LH)
ester linkage
seminicle vesical
species richness
anterior pituitary
10. The production of gametes
phosphorus cycle
secondary consumers
meiosis
monogamy
11. The amount of energy that remains in plant tissues after cellular respiration & the amount of biomass found in excess of that broken down by a plant's cellular respiration for normal daily activities
heredity
interbreeding
net primary productivity
vagina
12. When a molecule attaches to the channel and the carrier 'somersaults' to the other side and releases the molecule & then returns to its original side
territoriality
enzyme
mobile carrier
base substitution mutation
13. Going through protein channels with the concentration gradient
facilitated diffusion
behavioral (sexual) isolation
producers
DNA polymerase 1
14. Plant growth response that is not dependent on the direction of the stimulus
nastic response
metaphase
seasonal isolation
migration
15. A fatty acid that contains the maximum possible number of hydrogens
ovaries
gated channel
parental investment
saturated fatty acid
16. A group of atoms that determines the types of chemical reactions and associations in which the compound participates
population crash
thigmotropism
mitochondria
function group
17. Rod shaped prokaryotic cells
bacillus
niche
turgor pressure
oxytocin
18. A combination of natural selection and genetics
modern synthesis
fluid mosaic model
style
biological organization
19. 'Water fearing' & repels water
denaturation
hydrophobic
adaptive radiation
mechanical isolation
20. Cold & dry & permafrost & treeless & short growing season
food web
temperate woodland
tundra
abiogenesis
21. The cycle that goes from oen organism to another in food chains and from living organisms to the abiotic environment and back
mutualism
nucleic acid
genetics
biogeochemical cycle
22. When cells touch each other and stop dividing
contact inhibition
monosaccharide
asexual reproduction
intersexual selection
23. The cells that don't become eggs in oogenesis
controlled burning
net primary productivity
polar body
human demographics
24. Active at nigh
nocturnal
adaptive radiation
cross fertilization
learning
25. Defense of a territory
territoriality
species richness
tropic response
enzyme
26. An environmental factor whose ways of affecting a population are altered when there is a change in population density
RNA
character displacement
ovouiviporous
density dependent factor
27. Compounds with the same molecular formulas but different structures
hybrid
isomer
Thomas Malthus
spermacide
28. When water moves into a cell and keeps going in until the membrane bursts
seasonal isolation
viviporous
lysis
saturated fatty acid
29. Provides structure for the cell
population crash
cell wall
classical conditioning
population density
30. LH-like hormone produced by the placenta that maintains the corpus luteum
sexual reproduction
DNA replication
culture
Beta human chorion gonadotropic
31. The proportion of a particular genotype in the population
climax community
Beta human chorion gonadotropic
genotype frequency
ovouiviporous
32. Destoy the ozone layer
CFCs
taiga
kin selection
interspecific competition
33. Any environmental factor that affects the size of a population but isn't influences by changes in population density & usually abiotic factors
antrhopomorphic
lagging strand
cyclin
density independent factor
34. Competition within a given population
age structure
tundra
intraspecific competition
energy transduction
35. Things that eat the producers & second lowest trophic level
nucleolus
primary consumers
stabilizing selection
intermediate disturbance hypothesis
36. Associates strongly with polar water molecules
Bubourethral gland
hydrophillic
gene flow
mRNA
37. The ability to adapt past experiences that may involve different stimuli to solve a new problem
commensalism
semipermeable membrane
vasectomy
insight learning
38. Lateral
extinction
secondary growth
sexual reproduction
centriole
39. Emphasizes species individuality & shows how each species has its own abiotic living requirements
cross fertilization
RNA polymerase
individualistic model
intrasexual selection
40. The enzyme that controls the cell cycle & is destroyed during mitosis
umbilical cord
zygote
cyclin
amino acid
41. Abstinence during ovulation period
maltose
spermatid
rhythm method
linked genes
42. The study of heredity
ovouiviporous
genetics
plasmolysis
photoperiodism
43. A piece of DNA that codes for a specific trait
RU-486
gross primary productivity
cell membrane
gene
44. Triggers mitosis when it binds with cyclins at high enough concentrations & survives mitosis
flagella
gametic isolation
RNA polymerase
CDK
45. An organic compound consisting of only carbon and hydrogen
antrhopomorphic
budding
diaphragm
hydrocarbon
46. The stuff in between the granum
intermediate disturbance hypothesis
primary growth
seasonal isolation
stroma
47. A scientific discipline with ties to evology that focuses on how humans interact with the environment
exploitation competition
realized niche
DNA replication
environmental science
48. Where cells are actively dividing
tropic response
age structure
Darwin
apical meristem
49. The graph of the number of surviving individuals against age (birth to maximum age)
desert
gymnosperm
survivorship curve
M phase
50. The number of individuals of a species per unit of area or volume at a given time
biological magnification
ovary
population density
M phase