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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. Compounds with the same molecular formulas but different structures
termination sequence
external fertilization
isomer
acid growth hypothesis of elongation
2. Halfway between saturated and unsaturated
disturbance
paritally hydrogenated
active transport
isotonic
3. Energy level
polar body
trophic level
self fertilization
behavior
4. Where sperm is stored
incomplete dominance
biome
epididymis
bacillus
5. The DNA information being transferred to mRNA
imprinting
exponential population growth
transcription
allopatric speciation
6. The proportion of a specific allele in a particular population
intrinsic rate of increase
disturbance
allele frequency
test cross
7. The study of changes in a population (how and why the population numbers increase and decrease)
promoter
progesterone
population dynamics
internal fertilization
8. Lays down an RNA primer that allows the DNA polymerase to attach to the DNA strand
hormone
RNA primer
zygote
tRNA
9. The possession of two or more set of chromosomes
polypoidy
nocturnal
M phase
species richness
10. The person that said that the human population would quickly outgrow the natural resources and that it would cause war
Thomas Malthus
intrasexual selection
sodium potassium pump
realized niche
11. Interaction among two or more individuals that attempt to use the same essential resource
competition
spirillum
navigation
microtubule
12. Plant growth response that is not dependent on the direction of the stimulus
operant conditioning
nastic response
posterior pituitary
budding
13. A group of populations of different species that live and interact in the same place at the same time
slash and burn agriculture
passive transport
community
gene
14. When a population's allele and genotype frequencies don't change from generation to generation
glycolipid
cervix
genetic equilibrium
population crash
15. Any process that leads to new gene combinations
behavioral (sexual) isolation
budding
hypothalamus
recombination
16. The division of the cell cytoplasm to form two cells
mobile carrier
microspore
lipid
cytokinesis
17. One dominant and one recessive
life table
heterozygous
lagging strand
steroid
18. The change in allelic frequencies of two or more populations over time & the interdependent evolution of two or more interacting species
dipeptide
endoparasite
coevolution
navigation
19. 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
transcription
promoter codon
ES complex
keystone species
20. Lays eggs
oviporous
Golgi complex
adaption
adaption
21. Forms the initial seed leaves (not actual leaves) & a side of the seed
cytokinesis
population crash
cotyledon
nastic response
22. Larger cells
sign stimulus
cell elongation
monosaccharide
desert
23. Fertile soil & all grass
chorion
deforestation
genotype frequency
grasslands
24. 'packages' cell products
consumption overpopulation
cryptic coloration
Golgi complex
negative tropic response
25. Associates strongly with polar water molecules
producers
phospholipid
environmental science
hydrophillic
26. The empty space in the ER tubes
ES complex
ER lumen
intrauterine device (IUD)
evolutionary arms race
27. When the heterozygote has a phenotype intermediate between those of its two parents
flagella
placenta
start codon
incomplete dominance
28. Both individuals have male and female parts but don't self fertilize
parthenogenesis
hermaphrodism
organic compound
glycogen
29. A disaccharide made from glucose and fructose & table sugar
sucrose
insight learning
cross fertilization
CFCs
30. A molecular unit that consists of a five carbon sugar & one or more phosphate groups & and a nitrogenous base
classical conditioning
nucleotide
biogeochemical cycle
artificial selection
31. A single strand of RNA that folds back on itself to form a specific shape
corpus luteum
tRNA
anther
secondary structure
32. A conservation approach that emphasizes restoring and maintaining the quality of an entire ecoystem rather than the conservation of individual species
producers
population
ecosystem management
sucrose
33. The potential ecological niche of a species
fundamental niche
interstitial cell
contact inhibition
climax community
34. Speciation that occurs when a new species evolves within the same geographic region as the parental species
phagocytosis
sympatric speciation
prophase
greenhouse effect
35. The structure in the mitochondria
cristae
pistil
testosterone
promoter
36. Implanted in the uterus & probably stimulates inflammatory response and prevents implantation
ecotone
intrauterine device (IUD)
epistasis
secondary growth
37. A gateway in the cell membrane that lets molecules through
oviduct
adaption
sociobiology
protein channel
38. Animal starch & used for energy storage
coleoptile
glycogen
individualistic model
zygote
39. A link formed when two amino acids combine
endoparasite
community stability
endosymbiotic theory
dipeptide
40. A group of populations of different species that live and interact in the same place at the same time
community
meiosis 1
granum
cilia
41. A long & unbranched hydrocarbon chain with a carboxyl group (COOH) at one end
thigmotropism
fatty acid
migration
heterotroph
42. How the molecule folds on itself due to the functional group interactions
mitochondria
exponential population growth
tertiary structure
ER lumen
43. Where cells are actively dividing
apical meristem
hypothalamus
G2 phase
life table
44. The person that said that the human population would quickly outgrow the natural resources and that it would cause war
edge effect
steroid
oviduct
Thomas Malthus
45. Growth response to physical disturbance & positive or negative
start codon
comminity
gene poll
thigmotropism
46. The young have a high probability of surviving & which the old have a much lower probability
producers
termination sequence
binary fission
type 1 survivorship curve
47. The constricted region in a chromatid
genetics
DNA ligase
centromere
cryptic coloration
48. An intimate relationship or association between members of two or more species
mobile carrier
secondary growth
symbiosis
cytokinin
49. Aka temperate deciduous forest & broadleaf trees
cellulose
holandric
promoter codon
temperate forest
50. When most are average and extremes are better
permease
stabilizing selection
mutualism
condensation reaction