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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. Halfway between saturated and unsaturated
paritally hydrogenated
meiosis 1
polysaccharide
polar body
2. Chemical messenger
DNA helicase
migration
hormone
semiconservative replication
3. Aka temperate deciduous forest & broadleaf trees
temperate forest
auxin
filament
ecosytem
4. Stores water in plants
water vacuole
succession
photoperiodism
exponential population growth
5. The buildup of a toxin in an organism's body
injectable contraceptive
epididymis
bioaccumulation
crossing over
6. The study of heredity
fecundity
competitive exclusion principle
amnion
genetics
7. The divergence of two similar species living in the same geographic area
character displacement
rhythm method
intron
progesterone
8. A disaccharide made from glucose and galactose & milk sugar
turgor pressure
lactose
stamen
habitat
9. The movement of alleles
steroid
gene flow
RNA polymerase
denaturation
10. An arm of an amoeba
pseudopod
phosphorus cycle
ribosome
acrosome
11. An actively cooperating group of individuals belonging to the same species and often closely related
positive tropic response
CDK
pseudopod
society
12. The number of species in a community
species richness
auxin
insight learning
bioaccumulation
13. The number and types of species present & the relative abundance of each species & the interactions between different species & the resilience to disturbances & energy and nutrient flow & productivity
interkinesis
modern synthesis
community structure and functioning
function group
14. The enzyme that controls the cell cycle & is destroyed during mitosis
Bubourethral gland
abiogenesis
cyclin
land egg
15. Contains enzymes that help with fertilization
polypetide
anterior pituitary
coleoptile
acrosome
16. When females select their mates on the basis of some physical trait or some resource offered by the winning suitor
cristae
ecosytem
intron
intersexual selection
17. Plants & make their own food & lowest trophic level
follicle
M phase
producers
hermaphrodism
18. Organizes the cell for purposes of cell division
paritally hydrogenated
test cross
gross primary productivity
centriole
19. The clearance of large expanses of forest for agriculture or other uses
mortality
urethra
fatty acid
deforestation
20. Takes less energy and is more efficient than sexual reproduction
artificial selection
allopatric speciation
asexual reproduction
fat
21. Stimulates contraction & prostaglandin release & and ejection of milk
chitin
cytoplasm
oxytocin
semipermeable membrane
22. A fatty acid that contains the maximum possible number of hydrogens
negative feedback
cyclin
saturated fatty acid
incomplete dominance
23. A graph that illustrates the total biomass at each successive trophic level
Thomas Malthus
DNA helicase
exponential population growth
pyramid of biomass
24. Shows the mortality and survival data of a population
life table
exploitation competition
territoriality
rRNA
25. A protein that accelerates the thousands of different chemical reactions that take place in an organism
ovaries
homozygous
allele
enzyme
26. When water moves into a cell and keeps going in until the membrane bursts
flagella
lysis
cooperative ion channel
Punnett square
27. A single cell made from the union of two gametes
sexual reproduction
zygote
allontois
homozygous
28. The evolutionary diversification of many related species from one or more ancestral species in a relatively short period
land egg
Golgi complex
DNA polymerase 1
adaptive radiation
29. Stimulates the anterior pituitary to make FSH and LH
ethylene
GnRH
bottom up process
symbiosis
30. Warning coloration & conspicuous colors of patters which advertise a species' unpalatibility to potential predators
antiparallel
metaphase
incomplete dominance
aposematic coloration
31. An organic compound consisting of only carbon and hydrogen
primary succession
imprinting
hydrocarbon
acrosome
32. Completes the preparation of the endometrium for pregnancy
test cross
LH
progesterone
protein channel
33. Stimulates the development of seminiferous tubules and spermatogenesis in males & stimulates the development of follicles and the secretion of estrogen in females
FSH
gymnosperm
steroid
frameshift mutation
34. The production of gametes
producers
meiosis
comminity
abiogenesis
35. Going up and down around a set point
natural selection
carrying capacity
kinetechore
oscillate
36. The tubules that extend from each pole to the equatorial region
thigmotropism
acrosome
anther
polar microtubules
37. The typical form of carbohydrate used for energy storage in plants
energy flow
phosphorus cycle
energy transduction
starch
38. The end of a gene
autotroph
fluid mosaic model
dominant species
termination sequence
39. Reproductive isolation due to different habitats in the same area
monosaccharide
Punnett square
habitat isolation
transcription
40. Secretes hormones that keep uterine lining thick in the event of fertilization & what the follicle turns into after fertilization
diploid
corpus luteum
habituation
Law of Segregation
41. Implanted in the uterus & probably stimulates inflammatory response and prevents implantation
nitrogen cycle
heredity
chromosome
intrauterine device (IUD)
42. LH-like hormone produced by the placenta that maintains the corpus luteum
ecosytem
semelparous
Beta human chorion gonadotropic
meiosis 1
43. Leaves right around the base of the flower that contains the flower
sepal
pseudopod
secondary structure
active transport
44. Moving a solid molecule into a cell
pyramid of numbers
phagocytosis
food web
fluid mosaic model
45. The interactions of tertiary structures
termination sequence
mitotic spindle
quaternary structure
greenhouse effect
46. When individuals in a population are spaced throughout an area in a way that is unrelated to where other are & the least common type of dispersion
random dispersion
meiosis 2
community structure and functioning
sexual reproduction
47. Holds the cell in place and gives it structure
haploid
cytoskeleton
kin selection
coleoptile
48. Spontaneous generation & life may arise from nonliving matter (incorrect idea)
sex reversal
prophase
abiogenesis
crossing over
49. Produces semen (1)
external fertilization
seminicle vesical
intermediate disturbance hypothesis
endoctrine
50. A simple signal that triggers a specific behavioral response
lysis
population ecology
sign stimulus
cell elongation