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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. LH-like hormone produced by the placenta that maintains the corpus luteum
enzyme
kin selection
ovary
Beta human chorion gonadotropic
2. The structure in the mitochondria
water vacuole
cristae
chloroplast
RU-486
3. Speciation that occurs when a new species evolves within the same geographic region as the parental species
acrosome
climax community
sympatric speciation
oviporous
4. Cutting of the oviduct
type 2 survivorship curve
tubal ligation
edge effect
contact inhibition
5. Checks for errors and takes of RNA primer
endosperm
primary consumers
DNA polymerase 1
nucleotide
6. A fatty acid that doesn't contain the maximum possible number of hydrogens
unsaturated fatty acid
classical conditioning
polypetide
condom
7. Towards the stimulus
learning
positive tropic response
semipermeable membrane
gross primary productivity
8. Going up and down around a set point
gene flow
tropic response
oscillate
artificial selection
9. A symbiotic relationship in which one species benefits and the other is unharmed
rRNA
semipermeable membrane
internal fertilization
commensalism
10. 'Water fearing' & repels water
hydrophobic
biological organization
autosome
quaternary structure
11. The clearance of large expanses of forest for agriculture or other uses
barrier method
cytokinesis
intraspecific competition
deforestation
12. Both extremes are better than average
parasitism
disruptive selection
the signal to start bringing amino acids
gamete
13. Lays down an RNA primer that allows the DNA polymerase to attach to the DNA strand
RNA primer
concentration gradient
fitness
internal fertilization
14. When the chromosomes align at the cells middle
gamete
chromosome
polysaccharide
metaphase
15. A double ringed nitrogenous base
glycolipid
DNA
acrosome
pyrimidine
16. When one individual behaves in a way that seem to benefit others rather than itself
modern synthesis
endometrium
altruism
community stability
17. The movement of alleles
abiogenesis
acrosome
facilitation
gene flow
18. When a cell or nucleus has only a single set of chromosomes
are selection populations
organismic model
haploid
RNA polymerase
19. The change in species composition that takes place after some disturbance removes the existing vegetation & but the soil remains
secondary succession
primary structure
pyramid of biomass
nucleus
20. A species is protected because of its similar appearance to an undesirable species
ester linkage
thigmotropism
ES complex
Batesian mimicry
21. When individuals of the same sex actively compete for mates
zygote
desert
allele
intrasexual selection
22. Inhibits ovulation & affects the endometrium and cervical mucus to prevent implantation & regulates the menstrual cycle
clumped dispersion
resource partitioning
oral contraceptive
cryptic coloration
23. Warm & lots of rain & highest level of diversity and production
tropical rainforest
species richness
photoperiodism
secondary structure
24. Rod shaped prokaryotic cells
hydrophobic
protein channel
monosaccharide
bacillus
25. A type of learning in which an animal learns to ignore a repeated & irrelevant stimulus
Law of Independent Assortment
primary growth
secondary productivity
habituation
26. A gene carried on the Y chromosome
granum
stroma
spirillum
holandric
27. Changes in the shape of a protein and the accompanying loss of its biological activity
ester linkage
denaturation
abiogenesis
termination sequence
28. Male part of the flower
stamen
interkinesis
parasitism
nucleotide
29. Moving molecules into a cell
hydrolysis reaction
taiga
endocytosis
exon
30. The passage of energy in a one-way direction through an ecosystem
microclimate
energy flow
age structure
granum
31. A type of natural selection for successful mating
sexual selection
termination sequence
glycogen
ribosome
32. Reproductive isolation due to different habitats in the same area
habitat isolation
haploid
sex reversal
meiosis
33. Stalk of the stamen
intrinsic rate of increase
filament
embryo
endosperm
34. A lipid that consists of carbon atoms arranged in four attached rings & three of which are hexagonal and the other is pentagonal
organic compound
placenta
steroid
insight learning
35. Produces eggs
behavior ecology
passive transport
ovary
urethra
36. The average per capita death rate
epididymis
mortality
life table
cyclin
37. Response of any plant to the amount of light it receives
photoperiodism
survivorship curve
corpus luteum
telophase
38. Stable relationships that ensure cooperative behavior in mating and the rearing of the young
iteroparous
pair bonds
facilitated diffusion
cytoplasm
39. Genes that tend to be inherited together
habitat
DNA polymerase 1
hermaphrodism
linked genes
40. An abrupt decline from high to low population density
gymnosperm
altruism
monosaccharide
population crash
41. The end of a lineage
habitat
extinction
photoperiodism
competition
42. The arrival of the chromosomes at the poles and cytokinesis
are selection populations
seasonal isolation
ectoparasite
telophase
43. The nuclear division that produces two nuclei containing chronosomes identical to those in the parental nucleus
auxin
pistil
mitosis
random dispersion
44. A common type of gene interaction in which the presence of certain alleles can prevent or mask the expression of a different allele and express their own phenotype instead
codon
anaphase
epistasis
cellulose
45. Forms the initial seed leaves (not actual leaves) & a side of the seed
uniform dispersion
habituation
cotyledon
competition
46. Behavior that is common to a population & learned from other members of the group & and transmitted from one generation to another
niche
interstitial cell
culture
age structure
47. A process carried out to ensure that the male is actually male and a member of the same species
sign stimulus
courtship ritual
apical meristem
protein channel
48. Secretes hormones that keep uterine lining thick in the event of fertilization & what the follicle turns into after fertilization
polypetide
corpus luteum
FSH
oviporous
49. All life forms must come from pre-existing life (correct idea)
biogenesis
behavior
chromosome
flagella
50. When strands run in opposite directions
microevolution
antiparallel
stabilizing selection
ER lumen