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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. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes
meiosis
vestigial organ
secondary tissue
dimorphism
2. The contraction of the atria or ventricles of the heart
plastid
absorption
systole
glottis
3. Fluid in the eye - found between the cornea and the lens
aqueous humor
follicle
glycogen
larva
4. The outermost - extra-embryonic membrane of reptiles and birds
chorion
immunity
phagocyte
alimentary canal
5. The transfer of a piece of chromosome to another chromosome
oxidation
prokaryote
translocation
prothrombin
6. A cell in the retina that is sensitive to weak light
appendage
incomplete dominance
rod
epidermis
7. The science of classification of living things
malleus
gametophyte
taxonomy
crossing over
8. The phylum of sponges
pollen
Porifera
somatic cell
synapsis
9. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron
gastrula
peristalsis
thoracic duct
ptyalin
10. The genetic makeup of an organism without regard to physical appearance
genotype
plasmodium
littoral zone
antigen
11. A progressive change from which a permanently more mature or advanced state results
differentation
analogous
neuron
oogenesis
12. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
diploid
uterus
thorax
photolysis
13. The transformation of an immature animal into an adult; a change in the form of an organ or structure
saprophyte
organelle
metamorphosis
synergistic
14. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
transcription
frame shift mutation
Coelentrata
phenotype
15. Daily cycles of behavior
interphase
circadian rhythms
placenta
medusa
16. An undifferentiated - growing region of a plant that is constantly undergoing cell division and differentiation
meristem
parasitism
budding
retina
17. A carbohydrate that is composed of many monosaccharide units joined together
autosome
polysaccharide
hydrostatic skeleton
anaphase
18. A small projection in the walls of the small intestine that increases the surface area available for absorption
villus
parasitism
lactid acid fermentation
pheromone
19. A nerve cell
deamination
neuron
Graffian follicle
plankton
20. Describes structures that have similar function but different evolutionary origins; e.g. - a bird's wing and a moth's wing
independent assortment
analogous
corpus luteum
cytoplasm
21. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter
recessive
imprinting
stroma
hyperthyroidism
22. An organism that does not require free oxygen in order to respire
exocytosis
anaerobe
aortic arch
eukaryote
23. Any movement or growth of a living organism in response to the force of gravity
recessive
endemic
geotropism
Arachnida
24. The dorsal part of the hip girdle
stroma
ilium
egg
peripheral nervous system
25. A large molecule that is composed of many similar molecule units
diploid
polymer
consumer
gill slit
26. The fusion of sperm and the egg to produce a zygote
metabolism
alimentary canal
fertilization
phototropism
27. The portion of alimentary canal connecting the pharynx and the stomach
active immunity
esophagus
morphology
gene frequency
28. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
rhizome
chemotropism
cerebrum
oxidation
29. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
adenosine phosphate
myelin sheath
disaccharide
peripheral nervous system
30. The uppermost portion of pistil upon which pollen grains alight
stigma
estrogen
enzyme
biome
31. An endocrine gland of vertebrates - usually paired - and located near or within the thyroid that secretes parathormone - which controls the metabolism of calcium
parathyroid
dominance
bile salts
medulla
32. Process of aerobic respiration that fully harvests the energy of glucose; also known as the citric acid cycle
germ cell
morphology
Krebs cycle
mitosis
33. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
dimorphism
hormone
lactid acid fermentation
saprophyte
34. A substance that participates in the clotting of blood in vertebrates
pinocytosis
thrombin
ethylene
monocotyledon
35. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers
gymnosperm
differentation
electron transport chain
absorption
36. A specialized structure that carries out particular functions for eukaryotic cells
marsupial
allele
diffusion
organelle
37. A symbiotic relationship from which both organisms involved derive some benefit
Rh factor
autolysis
meiosis
mutualism
38. The part of the flower that bears the female gametophyte
legume
pistil
pelagic zone
bud
39. The space between the mesodermal layers that forms the body cavity of some animal phyla
haploid
frame shift mutation
coelom
binary fission
40. 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)
F2
pollen
flagellate
diastole
41. One-thousandth of a millimeter; a unit of microscopic length
Crustacea
micron (micrometer)
cell wall plate
cytoplasm
42. The cavity in the mammalian ovary in which the egg ripens
semicircular canals
pH
thryoxin
Graffian follicle
43. A change from a diploid nucleus to a haploid nucleus - as in meiosis
glycogen
cell wall
vestigial organ
reduction
44. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
polyp
independent assortment
physiology
lactase
45. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
seminal fluid
NAD
translation
urethra
46. An organism that requires oxygen for respiration and can live only in the presence of oxygen
insulin
synapse
aerobe
taxonomy
47. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside
isomer
exocytosis
interstitial cells
epithelium
48. The sensory branch of each spinal nerve
flagellate
thorax
dorsal root
reduction
49. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)
centromere
phagocyte
maltose
peristalsis
50. A reproductive cell
ganglion
peptide
physiology
germ cell