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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. Where sperm cells are formed by spermatogenesis
species diversity
maltose
seminiferous tubules
ovulation
2. The production of gametes
meiosis
urethra
RNA polymerase
3' end
3. Separates sperm from the egg
5' end
isomer
hermaphrodism
barrier method
4. The idea that evolution takes place in relatively short bursts of rapid change followed by long periods of stability
punctuated equilibrium
mobile carrier
filament
autotroph
5. The constituent of a protein & has an amino group (NH2) and a carboxyl group (COOH) bonded to the same alpha carbon
amino acid
interspecific competition
hybrid
random dispersion
6. A symbiotic relationship in which one species benefits and the other is unharmed
pyramid of numbers
hydrolysis reaction
cyclin
commensalism
7. The end of a gene
equilibrium
GnRH
termination sequence
nucleic acid
8. Where chromosomes are attached to spindle fibers
plasmolysis
epistasis
kinetechore
rRNA
9. Pressure the cell membrane exerts on the cell wall when the water vacuole is filled
base substitution mutation
turgor pressure
resource partitioning
deforestation
10. A symbiotic relationship in which the parasite benefits which the host is harmed
lysosome
parasitism
RNA
adaptive radiation
11. Holds the ovules
ovary
saturated fatty acid
ecosystem management
stroma
12. Growth response to physical disturbance & positive or negative
thigmotropism
cryptic coloration
sucrose
stroma
13. Any environmental source that tends to restrict the ecological niche of a species because it is scare or unfavorable
budding
limited resource
Boysen-Jensen
spirillum
14. A simple signal that triggers a specific behavioral response
allele
circadian rhythms
sign stimulus
trophic level
15. Produces semen (1)
estrogen
anticodon
seminicle vesical
net primary productivity
16. Required for making a boy a boy and sexual growth
testosterone
genetic equilibrium
estrogen
diaphragm
17. Reproductive successfulness
fitness
yoke sac
anterior pituitary
polypoidy
18. A graph that indicates the energy content of the biomass of each trophic level
polysaccharide
paritally hydrogenated
pyramid of energy
gene flow
19. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection
savanna
niche
frameshift mutation
nucleolus
20. Both individuals have male and female parts but don't self fertilize
meiosis 2
turgor pressure
hermaphrodism
habitat
21. A membrane where some things can go through & and others can't
coleoptile
semipermeable membrane
acid growth hypothesis of elongation
quaternary structure
22. The study of how both the number of individuals in a certain species that are found in an area and the dynamics of the population
semelparous
evolutionary arms race
population ecology
budding
23. Birth canal
vagina
interspecific competition
protein channel
hermaphrodism
24. Produces testosterone
test cross
founder effect
intraspecific competition
interstitial cell
25. The study of how both the number of individuals in a certain species that are found in an area and the dynamics of the population
population ecology
fluid mosaic model
budding
cognition
26. The amount of energy that remains in plant tissues after cellular respiration & the amount of biomass found in excess of that broken down by a plant's cellular respiration for normal daily activities
net primary productivity
G1 phase
hormone
interspecific competition
27. The average per capita death rate
mortality
cognition
isomer
genotype frequency
28. Holds the ovaries to the body of the uterus
amino acid
embryo sac
ovarian ligament
oviduct
29. Speciation that occurs when a new species evolves within the same geographic region as the parental species
sympatric speciation
flagella
autosome
intrauterine device (IUD)
30. The number and proportion of people at each age in a population
endoctrine
ovouiviporous
age structure
dispersion
31. Top of the stamen & where pollen is produced
secondary growth
courtship ritual
anther
K selection populations
32. Separates sperm from the egg
mitotic spindle
barrier method
viviporous
mutualism
33. Can't make its own food
Okazaki fragment
nucleotide
permease
heterotroph
34. A parasite that lives on the outside of the host
fat
ectoparasite
embryo sac
carbon cycle
35. The global movement of phosphorus between the abiotic environment and organisms
phosphorus cycle
cellulose
antiparallel
character displacement
36. Moving molecules into a cell
habitat isolation
type 3 survivorship cure
RNA primer
endocytosis
37. The change in species composition over time in a habitat that was not previously inhabited by organisms (no soil)
biogeography
gamete
monogamy
primary succession
38. Coccus prokaryotic cells
habitat isolation
behavioral (sexual) isolation
spherical
frameshift mutation
39. The accelerating population growth rate that occurs when optimal conditions allow a constant per capita growth rate
lipid
exponential population growth
meiosis 2
ER lumen
40. When DNA replicates
S phase
individualistic model
RNA
gravitropism
41. Warm & lots of rain & highest level of diversity and production
polypoidy
snRNP
tropical rainforest
cellulose
42. Where ribosomes are made & in the nucleus
testosterone
nucleolus
food web
polymer
43. Stimulates the anterior pituitary to make FSH and LH
GnRH
self fertilization
lactose
negative feedback
44. Oscillation between two things that affect the population & keeps the population in check
autotroph
primary consumers
negative feedback
type 1 survivorship curve
45. The division of the cell cytoplasm to form two cells
random dispersion
cytokinesis
lysosome
follicle
46. The movement of alleles
allopatric speciation
diaphragm
DNA ligase
gene flow
47. The start of a gene
microclimate
promoter
glycoprotein
nucleus
48. The number of species in a community
species richness
meiosis 2
5' end
learned behavior
49. Initial shoot that comes out of the ground
ribosome
gated channel
coleoptile
Thomas Malthus
50. Produces oxytocin
succession
dipeptide
posterior pituitary
natality