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Test your basic knowledge |
SAT Subject Test: Biology
Start Test
Study First
Subjects
:
sat
,
science
,
biology
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. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
metabolism
cuticle
photolysis
sporophyte
2. Chemical groups attached to carbon skeletons that give compounds their functionality
eukaryote
functional groups
autonomic nervous system
thryoxin
3. An antigen in blood; can cause erythroblastosis fetalis when the mother is Rh- and the fetus is Rh+
chlorophyll
ureter
deamination
Rh factor
4. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root
dihybrid
luteinizing hormone (LH)
incomplete dominance
hypocoytl
5. A symbiotic relationship from which both organisms involved derive some benefit
gill slit
mutualism
mutagenic agent
deoxyribose
6. A progressive change from which a permanently more mature or advanced state results
glycogen
differentation
plastid
neural tube
7. Describes cells that have a double set of chromosomes in homologous pairs (2n)
lipase
diploid
flagellum
fibrinogen
8. The inner part of the adrenal gland that secretes adrenalin
deoxyribose
isolation
ptyalin
adrenal medulla
9. Describes structures that have similar function but different evolutionary origins; e.g. - a bird's wing and a moth's wing
follicle
myelin sheath
electron transport chain
analogous
10. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
Coelentrata
plastid
nucleolus
cytosine
11. A pyrimidine found in RNA (but not DNA); pairs with DNA adenine
bacillus
epicotyl
centromere
uracil
12. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
parenchyma
allantois
flagellum
isolation
13. The system of naming an organism by its genus and species name
binomial nomenclature
bile salts
cerebrum
autotroph
14. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
angiosperm
photolysis
chromosome
hydrostatic skeleton
15. The ways in which organisms regulate their supply of water
translocation
osmoregulation
ecological succession
microbodies
16. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
epinephrine
iris
cortex
amnion
17. The smallest particle that is capable of carrying out photosynthesis; the functional unit of a chloroplast
nitrogen cycle
peptide
polyp
granum
18. The study of all living processes - activities and functions
RNA
Loop of Henle
Eustachian tube
physiology
19. Living or active in the absence of free oxygen; pertaining to respiration that is independent of oxygen
centriole
sex linkage
anaerobic
steroid
20. The outermost - extra-embryonic membrane of reptiles and birds
spindle
micron (micrometer)
exocytosis
chorion
21. A fluid-filled sensory apparatus that aids balance and hearing
inner ear
umbilicus
oviduct
granum
22. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient
Loop of Henle
Annelida
producer
lymph capillary
23. The passive - rhythmical expansion or dilation of the cavities of the heart (atria or ventricles) that allows these organs to fill with blood; preceded and followed by systole (contraction)
physiology
diastole
rickettsia
endosperm
24. A resistance to disease produced through the injection of antibodies
coenzyme
mutation
passive immunity
spindle
25. A blood vessel that carries blood away from the heart
cerebellum
marsupial
artery
interstitial cells
26. An organelle that regulates cell functions and contains the genetic material of the cell
nucleus
neural tube
inner ear
inversion
27. A sugar composed of two combined monosaccharides
organelle
independent assortment
disaccharide
hydrostatic skeleton
28. The sensory organ of the inner ear of mammals; it is coiled and contains the organ of corti
cochlea
thrombin
sinus
Crustacea
29. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases
genetic code
isomer
turgor pressure
pepsin
30. A substance that participates in the clotting of blood in vertebrates
thrombin
inversion
flagellum
lymphocyte
31. A protein compound containing iron that is found in red blood cells
electron transport chain
hemoglobin
cytochrome
F1
32. Fluid excreted by the kidney containing urea - water - salts - etc
urine
parasympathetic
contractile vacuole
marsupial
33. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
diastole
adrenocorticotrophic hormone
prokaryote
Coelentrata
34. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
aerobic
lactid acid fermentation
purine
homologous
35. The study of form and structure
imprinting
morphology
malpighian tubules
guanine
36. The living together of two organisms in an intimate relationship
symbiosis
phenotype
fertilization
notochord
37. Describes a fluid that has a lower osmotic pressure than a fluid it is compared to
hypotonic
prokaryote
pons
malleus
38. The outermost bone of the middle ear (hammer)
calorie
binary fission
malleus
telophase
39. A hormonal secretion of the adrenal cortex
organelle
Porifera
prothrombin
cortisone
40. A reproductive cell that is capable of developing directly into an adult
Loop of Henle
nucleolus
spore
prokaryote
41. The class of free-living flatworms
planaria
contractile vacuole
luteinizing hormone (LH)
seminiferous tubules
42. A lymph tubule located in the villus that absorbs fatty acids
metamorphosis
neuron
axon
lacteal
43. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)
fruit
phenotype
lymph capillary
asexual reproduction
44. A hoofed animal
ungulate
pairing
polymorphism
peptide
45. Small - disc-shaped bodies in the blood that play a chief role in coagulation
villus
auxin
platelet
tundra
46. A cell resulting from the fusion of gametes
zygote
feedback mechanism
anther
levels of structure
47. A plant that has a single cotyledon or seed-leaf
contractile vacuole
monocotyledon
telophase
genus
48. The movement of particles from one place to another as a result of their random motion
diffusion
anther
monocotyledon
hemoglobin
49. A vacuole in the cytoplasm in which digestion takes place (in protozoans)
ectoderm
cerebral cortex
food vacuole
deoxyribose
50. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis
stroma
insulin
prokaryote
bile