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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 air sac in the lung; the site of respiratory exchange - involving diffusion of oxygen and carbon dioxide between the air in the alveolus and the blood in the capillaries
egg
testes
sex chromosome
alveolus
2. The enzyme released from the blood platelets in vertebrates during clotting
uterus
linkage
lysosome
thrombokinase
3. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
myelin sheath
metaphase
estrogen
cuticle
4. Fluid in the eye - found between the cornea and the lens
axon
aqueous humor
symbiosis
spore
5. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body
ventricle
physiology
lymph
medulla oblongata
6. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes
epiglottis
aerobe
pith
interstitial cells
7. A cell that divides to form two secondary spermatocytes
macula
urethra
primary spermatocyte
bacillus
8. A vacuole in the cytoplasm in which digestion takes place (in protozoans)
vitamin
allele
food vacuole
carnivore
9. The exchange of parts of homologous chromosomes during meiosis
isomer
crossing over
pineal body
pulmonary
10. A category of taxonomic classification that is ranked above class and under kingdoms
phylum
cytoskeleton
frame shift mutation
reticulum
11. A progressive change from which a permanently more mature or advanced state results
cytosine
differentation
thermoregulation
maltase
12. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
geotropism
parenchyma
NADP
binomial nomenclature
13. An organism that does not require free oxygen in order to respire
anaerobe
crossing over
sympathetic
producer
14. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes
assimilation
endocytosis
morula
vitamin
15. A compact linear organization of nerve tissues with ganglia in the CNS
central nervous system
nerve cord
pupil
lipase
16. The pairing of homologous chromosomes during meiosis
synapsis
wood
absorption
buffer
17. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway
fermentation
analogous
plasma membrane
goiter
18. The contraction of the atria or ventricles of the heart
thorax
femur
alimentary canal
systole
19. An embryonic structure that gives rise to the central nervous system
eye
neural tube
functional groups
producer
20. A plant that lives on another plant mensalistically
epiphyte
consumer
sucrase
regeneration
21. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration
osmosis
polymer
aerobic
malpighian tubules
22. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
mucosa
serum
primary oocyte
osmoregulation
23. A kingdom of unicellular living organisms that are neither animals nor plants; includes some groups of algae - slime molds and protozoa
sex linkage
test cross
Protista
pedigree
24. The outer - transparent layer of the eye
cornea
plasmodium
platelet
plastid
25. A blood vessel that carries blood back to the heart from the capillaries
endemic
pharynx
uracil
vein
26. An organism that obtains its nutrients from dead organisms
polymer
vestigial organ
saprophyte
adrenal cortex
27. A gland composed of two parts - anterior and posterior - each with its own secretions; called the "master gland" because its hormones stimulate secretions by other glands
mucosa
ecology
corpus callosum
pituitary
28. A transmitter substance released from the axons of nerve cells at the synapse
antibiotic
acetylcholine
trypsin
nephron
29. The part of the body of an animal that is between the neck or head and the abdomen
homozygous
exocytosis
thorax
fibrin
30. The sac in the ovary in which the egg develops
follicle
sporophyte
medusa
cytochrome
31. The sensory branch of each spinal nerve
dorsal root
autolysis
allantois
cytoplasm
32. The removal of hydrogen or electrons from a compound or addition of oxygen; half of a redox (oxidation or reduction) process
chitin
steroid
oxidation
hermaphrodite
33. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism
antigen
codominant
spiracle
mitochondria
34. The microspore of a seed plant
active immunity
steroid
pollen
prokaryote
35. The transfer of pollen from the stamen to the pistil of the same flower
inner ear
ovary
cytochrome
self-pollination
36. A stomach enzyme that partially digests proteins
pepsin
physiology
reduction
uracil
37. A hoofed animal
carbon cycle
ungulate
phagocyte
cytochrome
38. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell
exocytosis
nitrogen cycle
cuticle
polar body
39. The thigh bone of vertebrates
endoplasmic reticulum
recessive
phototropism
femur
40. A tube connecting the ovaries and the uterus
centriole
oviduct
genetic code
hypothalamus
41. A simple sugar
monosaccharide
ecological succession
antigen
platelet
42. In plants - an area of undifferentiated tissue covered by embryonic leaves
esophagus
bud
progesterone
maltase
43. Any organism that is the victim of a parasite
host
vagus nerve
morphology
tissue
44. A marine biome typical of the open seas
thrombokinase
metabolism
interphase
pelagic zone
45. An organism that possesses both the male and the female reproductive organs
hermaphrodite
homozygous
cell wall
mucosa
46. The reproductive organ that produces sex cells
gonads
synergistic
epithelium
duodenum
47. An individual that is heterozygous for only one trait
plasma
lacteal
monohybrid
cytoskeleton
48. An emulsifying agent secreted by the liver
bile
mitochondria
circadian rhythms
ganglion
49. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field
symbiosis
meninges
gene frequency
cation
50. A lymph tubule located in the villus that absorbs fatty acids
chyme
metamorphosis
lacteal
auxin