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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 obtains its nutrients from dead organisms
parenchyma
stroma
seminiferous tubules
saprophyte
2. A specialized structure that carries out particular functions for eukaryotic cells
seminiferous tubules
seminal fluid
organelle
fitness
3. A hormone produced by the Islets of Langerhans in the pancreas
gene
plasma membrane
insulin
abiotic
4. In taxonomy - a classification between species and family
genus
root hair
homologous
metamorphosis
5. A class of arthropods that includes scorpions - spiders - mites and ticks
interstitial cells
cornea
abiotic
Arachnida
6. All the members of a given species inhabiting a certain locale
pH
bacteriophage
fertilization
population
7. A space in the body
thryoxin
incomplete dominance
sinus
anaphase
8. Daily cycles of behavior
ovary
circadian rhythms
epiphyte
differentation
9. The basal branch of each spinal nerve; carries motor neurons
ventral root
point mutation
prothrombin
mutualism
10. The process by which a certain function is regulated by the amount of the substance it produces
allele
granum
centromere
feedback mechanism
11. Any cell capable of ingesting another cell
phagocyte
hemoglobin
polyp
NADP
12. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
NAD
pinocytosis
hepatic portal system
bile salts
13. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
umbilicus
gastrula
lipid
morula
14. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
progesterone
emulsion
RNA
NADP
15. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
rickettsia
central nervous system
sporophyte
myelin sheath
16. Fluid-filled structures in the inner ear that are associated with the sense of balance
osmosis
semicircular canals
sensory neuron
notochord
17. The triploid tissue in some seeds that contains stored food and is formed by the union of one sperm nucleus with two nuclei of the female's gametophyte
zygote
nerve
endosperm
analogous
18. A symbiotic relationship from which both organisms involved derive some benefit
mutualism
electron transport chain
F2
cephalic
19. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity
DNA
littoral zone
absorption
notochord
20. The transfer of pollen to the micropyle or to a receptive surface that is associated with an ovule (such as stigma)
urea
exocytosis
pollination
peristalsis
21. A sensory hair structure in the utriculus and the sacculus of the inner ear; orients the head with respect to gravity
imprinting
macula
adrenocorticotrophic hormone
diffusion
22. A chemical action that releases energy from glucose to form ATP
adrenal cortex
feedback mechanism
nucleolus
respiration
23. A form of anaerobic respiration found in yeast and bacteria
hemoglobin
ethanol fermentation
anaphase
sympathetic
24. The living together of two organisms in an intimate relationship
symbiosis
cerebellum
producer
urea
25. Changes in genes that are inherited
gylcolysis
mutation
heterotroph
ethylene
26. Pertaining to the head
gibberellin
parathyroid
polyploidy
cephalic
27. A duct through which the urine passes from the bladder to the outside
lipid
nondisjunction
test cross
urethra
28. A thyroid deficiency that results in stunted growth and feeblemindedness
cretinism
digestion
epiglottis
point mutation
29. Partially digested food in the stomach
buffer
exoskeleton
chyme
pelagic zone
30. The breeding of an organism with a homozygous recessive in order to determine whether an organism is homozygous dominant or heterozygous dominant for a given trait
test cross
pulmonary
bud
pheromone
31. Part of the nephron in the kidney; involved in excretion
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32. The portion of alimentary canal in which some protein digestion occurs
germ layer
stomach
Calvin cycle
clotting
33. Requiring free oxygen from the atmosphere for normal activity and respiration
testes
cell wall plate
urethra
aerobic
34. Functional urinary tubules responsible for excretion in the kidney of vertebrates
endosperm
nephron
aldosterone
nerve cord
35. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")
phylum
cytoplasm
Calvin cycle
recessive
36. An enzyme that acts upon maltose and converts it into glucose
ventricle
maltase
germ layer
circadian rhythms
37. Process of aerobic respiration that fully harvests the energy of glucose; also known as the citric acid cycle
cloaca
niche
Krebs cycle
polyp
38. An association between an algae and a fungus that is symbiotic and mutualistic in nature
niche
haploid
ganglion
lichen
39. An organism that requires oxygen for respiration and can live only in the presence of oxygen
linkage
self-pollination
parathyroid
aerobe
40. A simple sugar
epiglottis
monosaccharide
thrombokinase
respiratory center
41. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
polyp
micron (micrometer)
sphincter
somatic cell
42. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
chromosome
stamen
oviduct
cytochrome
43. A process by which the cell membrane is invaginated to form a vesicle which contains extracellular medium
endocrine gland
endocytosis
flagellum
fallopian tube
44. A kingdom of unicellular living organisms that are neither animals nor plants; includes some groups of algae - slime molds and protozoa
gonads
gastrula
Protista
self-pollination
45. A plastid containing chlorophyll
mesoderm
gastrula
chloroplast
selective breeding
46. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+
crossing over
mutagenic agent
retina
aldosterone
47. A compact linear organization of nerve tissues with ganglia in the CNS
chorion
femur
nerve cord
epicotyl
48. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
biome
femur
chromatid
flagellum
49. A nerve cell
osmosis
cytokinesis
larva
neuron
50. The liquid part of blood
platelet
cell wall
aqueous humor
plasma