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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. A molecule consisting of a clycerol joined to three fatty acids
triaclyglycerol molecule
megasporocyte
tubal ligation
bioaccumulation
2. A molecule consisting of a clycerol joined to three fatty acids
bioaccumulation
termination sequence
triaclyglycerol molecule
embryo
3. Can't make its own food
heterotroph
Law of Segregation
cryptic coloration
estrogen
4. Provides food for the developing embryo in a land egg
sexual selection
genetic equilibrium
yoke sac
ES complex
5. Have traits that contribute to a high population growth rate & usually small & reach maturity early & have short life span & have lots of offspring & provide little to no parental care
are selection populations
allopatric speciation
competition
DNA ligase
6. The study of changes in a population (how and why the population numbers increase and decrease)
megasporocyte
allopatric speciation
auxin
population dynamics
7. Stimulates the development of seminiferous tubules and spermatogenesis in males & stimulates the development of follicles and the secretion of estrogen in females
polypetide
FSH
centriole
interference competition
8. Involves persistent changes in behavior that result from experience
meiosis 1
learning
antiparallel
osmotic pressure
9. Pressure the cell membrane exerts on the cell wall when the water vacuole is filled
test cross
zygote
circadian rhythms
turgor pressure
10. A piece of DNA made on the lagging strand
Okazaki fragment
interkinesis
lipid
land egg
11. Holds the cell in place and gives it structure
mortality
cytoskeleton
prophase
microevolution
12. A plant structural compound
disaccharide
vagina
cellulose
acrosome
13. The time when no cell division in occurs
cyclin
primary growth
glycolipid
interphase
14. The structure in the mitochondria
cristae
hypothalamus
territoriality
yoke sac
15. A scientific discipline with ties to evology that focuses on how humans interact with the environment
type 2 survivorship curve
environmental science
Thomas Malthus
yoke sac
16. Quantitative estimate of the total mass & the amount of living material
biomass
ER lumen
cellulose
tRNA
17. Holds the ovules
ovary
follicle
test cross
type 1 survivorship curve
18. Eggs formed and held in the mother & eggs hatch and the offspring leaves the mother
self fertilization
endoparasite
sister chromatids
ovouiviporous
19. Reproductive isolation due to molecular and chemical differences
prostate
cryptic coloration
secondary productivity
gametic isolation
20. The global movement of carbon between the abiotic environment and organisms
carbon cycle
bacillus
secondary succession
fat
21. Produces proteins
ribosome
ecotone
spherical
interbreeding
22. An organic compound consisting of only carbon and hydrogen
hydrocarbon
plasmolysis
amnion
species richness
23. The typical form of carbohydrate used for energy storage in plants
oscillate
starch
pinocytosis
allopatric speciation
24. When a cell controls how fast it wants to take things in
savanna
tropical rainforest
denaturation
gated channel
25. Initial shoot that comes out of the ground
aposematic coloration
homologous chromosomes
coleoptile
maltose
26. The enzyme that takes out all of the introns & leaving only the exons
cooperative ion channel
genetic code
snRNP
biological magnification
27. Reproductive isolation due to different mating times
seasonal isolation
chloroplast
paritally hydrogenated
epistasis
28. Active at nigh
nocturnal
CFCs
autosome
hydrocarbon
29. A double ringed nitrogenous base
pyrimidine
self fertilization
stroma
cognition
30. A disaccharide made from glucose and galactose & milk sugar
crepuscular
protein channel
lactose
cell elongation
31. A mating system in which a male mates with only one female during a breeding season
gene flow
phototropism
monogamy
lagging strand
32. TATA
promoter codon
ecological pyramid
isotonic
lysis
33. The contribution that each parent makes in producing and rearing offspring
water vacuole
community structure and functioning
parental investment
tropical rainforest
34. A combination of glycolipids and glycoproteins which is found on the outside of a cell and allows for cell-cell recognition
isotonic
glycocalyx
hydrophobic
chloroplast
35. A graph of the number of organisms at each trophic level in a given ecosystem
pyramid of numbers
bacillus
aposematic coloration
promoter codon
36. Collects waste products in a land egg
megaspore
estrogen
tubal ligation
allontois
37. The empty space in the ER tubes
amnion
heterozygous
ER lumen
land egg
38. Initial fertilized cell
triaclyglycerol molecule
M phase
anticodon
zygote
39. Changes that take place over very long periods of time that may result in speciation
macroevolution
pinocytosis
sodium potassium pump
yoke sac
40. A cooperative view of the community that stresses interactions between different species
translation
condensation reaction
organismic model
sex reversal
41. The change in allelic frequencies of two or more populations over time & the interdependent evolution of two or more interacting species
polymer
coevolution
niche
population ecology
42. Destoy the ozone layer
purine
CFCs
ecosytem
directional selection
43. When the animal must do something to gain a reward or to avoid punishment
semelparous
operant conditioning
interkinesis
centromere
44. When a population is regulated by its environment's limits & grows until it levels out just below the carrying capacity and then oscillates
cristae
logistic population growth
seasonal isolation
posterior pituitary
45. Chemical messenger
hormone
primary structure
prophase
style
46. Eggs and sperm combine
ecotone
population density
directional selection
cross fertilization
47. Holds the cell in place and gives it structure
cytoskeleton
limited resource
primary succession
dominant species
48. The largest population that can be maintained for an indefinite period by a particular environment as long as there are no changes in it
stamen
carrying capacity
endoctrine
FSH
49. The sequence of nucleotides in one chain dictates the complementary sequence of nucleotides in the other
estrogen
hormone
complementary
lactose
50. The genetic drift that results when a small number of individuals from a large population found a new colony
Golgi complex
cotyledon
carrying capacity
founder effect