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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 group consisting of members of the same species that live together in a prescribed area at the same time
RNA
acrosome
population
acid growth hypothesis of elongation
2. When the chromatin fibers condense into chromosomes
prophase
niche
Batesian mimicry
pyrimidine
3. Each gene is present in two copies & when gametes are formed each gamete gets only one of the two factors
anaphase
Law of Segregation
modern synthesis
LH
4. Genes that tend to be inherited together
Batesian mimicry
adaptive radiation
linked genes
self fertilization
5. Any event in time that disrupts community or population structure
food web
parental investment
modern synthesis
disturbance
6. Plant growth response that is dependent on the direction of stimulus
glycolipid
disruptive selection
ecotone
tropic response
7. Plastic cover of the penis
condom
nucleotide
spermacide
succession
8. Growth response to gravity & positive in stem & negative in roots
crepuscular
isomer
gravitropism
protein
9. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other
crepuscular
life table
endosymbiotic theory
LH
10. A symbiotic relationship in which both partners benefit
telophase
learned behavior
mutualism
cell elongation
11. A section of three nitrogenous bases
interspecific competition
codon
meiosis 2
density independent factor
12. Lateral
secondary growth
mortality
antiparallel
organic compound
13. Transmits hereditary information and determines what proteins a cell manufactures
nucleic acid
steroid
trophic level
osmotic pressure
14. The concentration of water is lower than in the other area
hydrolysis reaction
osmotic pressure
hypotonic
negative feedback
15. Moving molecules into a cell
commensalism
translation
metaphase
endocytosis
16. Collects waste products in a land egg
positive tropic response
mobile carrier
gross primary productivity
allontois
17. Connects the baby to the placenta
RU-486
behavior
umbilical cord
interbreeding
18. Where ribosomes are made & in the nucleus
nucleolus
community stability
oscillate
intrauterine device (IUD)
19. One extreme is bad and the other is good
ribosome
sign stimulus
directional selection
genotype frequency
20. The strand of DNA that is synthesized smoothly and continuously
DNA
leading strand
circadian rhythms
transcription
21. The ability to produce viable offspring
population crash
cryptic coloration
fecundity
heterotroph
22. The global movement of phosphorus between the abiotic environment and organisms
condom
allopatric speciation
phosphorus cycle
Darwin
23. A type of learning in which an animal learns to ignore a repeated & irrelevant stimulus
anticodon
nucleolus
pyramid of numbers
habituation
24. The local environment where a species lives
sign stimulus
habitat
savanna
interspecific competition
25. Going from areas of high concentration to low concentration & going with the concentration gradient
nocturnal
secondary productivity
passive transport
greenhouse effect
26. Stimulates the development of seminiferous tubules and spermatogenesis in males & stimulates the development of follicles and the secretion of estrogen in females
FSH
allele frequency
meiosis 2
are selection populations
27. The possession of two or more set of chromosomes
metaphase
chloroplast
condom
polypoidy
28. Plastic cap over the cervix
diaphragm
homologous chromosomes
clumped dispersion
ovulation
29. Covalently linking monomers
viviporous
condensation reaction
interkinesis
secondary growth
30. Male part of the flower
biological magnification
stamen
evolutionary arms race
species diversity
31. A protein channel that lets things in and out of the cell
leading strand
permease
tertiary structure
umbilical cord
32. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection
frameshift mutation
ovary
endosymbiotic theory
population crash
33. The divergence of two similar species living in the same geographic area
cotyledon
character displacement
centromere
classical conditioning
34. Stalk of the stamen
unsaturated fatty acid
heterozygous
intermediate disturbance hypothesis
filament
35. The science that deals with human population statistics
the signal to start bringing amino acids
budding
human demographics
ES complex
36. On the side where the 3' carbon is
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183
37. Camouflage
heterozygous
embryo
cryptic coloration
cytoplasm
38. A macromolecule composed of amino acids
protein
ecology
vas deferens
extinction
39. An intimate relationship or association between members of two or more species
symbiosis
mitosis
dispersion
greenhouse effect
40. A symbiotic relationship in which both partners benefit
density independent factor
oxytocin
mutualism
tropic response
41. The process by which heritable traits make it more likely that an organism will have greater reproductive success
natural selection
posterior pituitary
quaternary structure
linked genes
42. A form of a gene
RNA primer
organismic model
allele
crepuscular
43. Light sensitive chemical
interference competition
phytochrome
net primary productivity
DNA ligase
44. When a molecule attaches to the channel and the carrier 'somersaults' to the other side and releases the molecule & then returns to its original side
mobile carrier
uniform dispersion
habitat isolation
growth from cell division
45. Zygote after it has undergone mitosis and grown
embryo
anther
sociobiology
nucleic acid
46. Individual & population & community & ecosystem & landscape & biosphere
5' end
biological organization
stamen
community stability
47. Male gamete released into the female
punctuated equilibrium
spirillum
external fertilization
internal fertilization
48. Where ribosomes are made & in the nucleus
crossing over
nucleolus
permease
Thomas Malthus
49. A grid that shows the possible combinations of alleles
microevolution
hormone
ester linkage
Punnett square
50. The division of the cell cytoplasm to form two cells
cytokinesis
interkinesis
antiparallel
palentology