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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 science that deals with human population statistics
human demographics
decomposers
facilitation
bacillus
2. An organic compound with 3-7 carbons with a hydroxyl (OH) group bonded to each but one & which is double bonded to an oxygen
monosaccharide
facilitated diffusion
logistic population growth
ovary
3. Produce estrogen and progesterone
learned behavior
microclimate
ovaries
filament
4. A form of a gene
permease
crossing over
Law of Independent Assortment
allele
5. The proportion of a particular genotype in the population
genotype frequency
5' end
chromosome
disruptive selection
6. Contains two monosaccharide rings joined by a ether link
food chain
endometrium
gravitropism
disaccharide
7. When cells touch each other and stop dividing
founder effect
energy transduction
contact inhibition
ecotone
8. Both individuals have male and female parts but don't self fertilize
savanna
hermaphrodism
condensation reaction
sodium potassium pump
9. A group of the populations of all the different species in an area
comminity
palentology
barrier method
logistic population growth
10. Produces eggs
operant conditioning
dynamic equilibrium
ovary
transcription
11. New genetically identical 'self' grows on the side and then breaks off
budding
FSH
frameshift mutation
adaption
12. A molecule consisting of a clycerol joined to three fatty acids
community
meiosis 1
triaclyglycerol molecule
resource partitioning
13. Reproductive isolation due to different mating signals
natality
Mullerian mimicry
behavioral (sexual) isolation
incomplete dominance
14. Stimulates the interstitial cells to secrete testosterone in males & stimulates ovulation and the development of the corpus luteum in females
complementary
protein channel
artificial selection
LH
15. A graph that illustrates the total biomass at each successive trophic level
behavior
adaptive radiation
oviporous
pyramid of biomass
16. Regulates the ecosystem function by nutrient cycling and by availability of other resources
realized niche
endoparasite
bottom up process
nucleolus
17. When water moves into a cell with a wall & and the cell grows and pushes against the cell wall and makes it rigid
turgor pressure
facilitation
logistic population growth
biogeochemical cycle
18. What something does and how it does it
behavior
yoke sac
lipid
endocytosis
19. Eggs formed and held in the mother & eggs hatch and the offspring leaves the mother
CDK
tertiary structure
ovouiviporous
S phase
20. The pressure necessary to keep the water from moving in a you-tube
DNA polymerase III
the signal to start bringing amino acids
community structure and functioning
osmotic pressure
21. How the molecule folds on itself due to the functional group interactions
environmental science
tertiary structure
water vacuole
mobile carrier
22. Where DNA is held & the control center of the cell
nucleus
niche
vagina
phospholipid
23. When a cell or nucleus has only a single set of chromosomes
haploid
exponential population growth
microspore
telophase
24. Produces oxytocin
intersexual selection
slash and burn agriculture
posterior pituitary
CDK
25. Any process that leads to new gene combinations
population density
kinetechore
recombination
human demographics
26. The change in species composition that takes place after some disturbance removes the existing vegetation & but the soil remains
DNA polymerase 1
secondary succession
organic compound
linked genes
27. The genetic drift that results when a small number of individuals from a large population found a new colony
primary succession
estrogen
founder effect
habitat isolation
28. Noncoding material
human demographics
intron
ovary
exponential population growth
29. The sequence of nucleotides in one chain dictates the complementary sequence of nucleotides in the other
hydrophillic
mitotic spindle
complementary
unsaturated fatty acid
30. Sex cell
gamete
RNA primer
water vacuole
glycoprotein
31. Exactly the same as mitosis without any DNA replication
transcription
anaphase
monogamy
meiosis 2
32. Occurs when each individual in a population consumes too large a share of resources
urethra
rhythm method
microtubule
consumption overpopulation
33. A conservation approach that emphasizes restoring and maintaining the quality of an entire ecoystem rather than the conservation of individual species
genetic equilibrium
ecosystem management
crepuscular
fitness
34. A type of learning in which an animal learns to ignore a repeated & irrelevant stimulus
budding
habituation
centriole
biosphere
35. Warm & lots of rain & highest level of diversity and production
tropical rainforest
cell membrane
polar body
megasporocyte
36. A nucleic acid polymer consisting of nucleotide subunits that can associate by complementary base paining with the single-strand DNA template
RU-486
mitochondria
testes
RNA
37. Megasporocyte after meiosis
maltose
3' end
antiparallel
megaspore
38. The enzyme that links the Okazaki fragments
culture
DNA ligase
positive tropic response
angiosperm
39. Lays down an RNA primer that allows the DNA polymerase to attach to the DNA strand
RNA primer
plasmolysis
thigmotropism
extinction
40. Growth response to gravity & positive in stem & negative in roots
gravitropism
pyramid of numbers
extinction
controlled burning
41. The lifestyle a species actually pursues and the resources it actually uses
cellulose
realized niche
injectable contraceptive
nucleus
42. Breaking apart water
binary fission
cytokinesis
hydrolysis reaction
linked genes
43. A section of three nitrogenous bases
codon
microclimate
asexual reproduction
semipermeable membrane
44. The complex formed when the enzyme and substrate combine
apical meristem
habitat isolation
ES complex
facilitation
45. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection
microspore
embryo sac
frameshift mutation
amino acid
46. Participates in the process in which amino acids are linked to form polypeptides
kin selection
urethra
RNA
pistil
47. The enzyme that makes RNA and unzips the DNA for transcription
migration
termination sequence
pyramid of energy
RNA polymerase
48. Produces eggs
sodium potassium pump
intraspecific competition
ovary
community stability
49. A symbiotic relationship in which one species benefits and the other is unharmed
commensalism
food web
heterozygous
endoparasite
50. Megaspore after mitosis
gibberellin
genotype frequency
embryo sac
abiogenesis