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Test your basic knowledge |
SAT Subject Test: Biology
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Subjects
:
sat
,
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
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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 emulsifying agent secreted by the liver
bile
esophagus
root hair
urethra
2. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
spindle
physiology
Annelida
regeneration
3. The enzyme released from the blood platelets in vertebrates during clotting
insulin
nerve cord
thrombokinase
taiga
4. A network - particularly of nerve or blood vessels
chorion
ungulate
medusa
plexus
5. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose
Arthropoda
osmosis
stigma
carbohydrate
6. A stage of embryonic development in which the embryo consists of a hollow ball of cells
blastula
hybrid
platelet
stoma
7. A ductless gland that secretes hormones directly into the bloodstream
endocrine gland
climax community
enzyme
hypocoytl
8. A mall sex hormone (e.g. - testosterone)
spore
pH
appendage
androgen
9. The junction or gap between the axon terminal of one neuron and the dendrites of another neuron
regeneration
synapse
peptide
littoral zone
10. 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
femur
cerebral hemisphere
endoplasmic reticulum
11. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
bacteriophage
nucleolus
Arachnida
seminiferous tubules
12. Any chromosome that is not a sex chromosome
lacteal
autosome
endoplasmic reticulum
femur
13. An endocrine gland located in the neck that produces thyroxin
axon
thyroid
hypothalamus
symbiosis
14. A structure in animal cells containing centrioles from which the spindle fibers develop
centromere
centrosome
metabolism
cortisone
15. The ability to respond to a stimulus
chemosynthesis
frame shift mutation
irritability
ventral root
16. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end
F2
anaphase
interstitial cells
independent assortment
17. A blood clot that is formed within a blood vessel
steroid
climax community
endoplasm
embolus
18. A simple sugar
monosaccharide
thymine
diffusion
endocrine gland
19. A remnant of follicle after ovulation that secretes the hormone progesterone
endoplasm
corpus luteum
embolus
meiosis
20. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
yolk sac
conditioning
urinary bladder
phloem
21. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
chromatid
endemic
stomach
pineal body
22. The type of mating that occurs when an organism selects a mating partner that resembles itself
guard cell
assortative mating
epididymis
fibrinogen
23. An animal phylum in which all members have a notochord - dorsal nerve cord and pharyngeal gill slits at some embryonic stage; includes the Cephalochordata and the Vertebrates
cleavage
genetic code
geotropism
Chordata
24. The elimination of metabolic waster matter
excretion
chlorophyll
ethylene
stoma
25. The hindbrain region that controls equilibrium and muscular coordination
dendrite
cerebellum
transpiration
nerve
26. A small projection in the walls of the small intestine that increases the surface area available for absorption
flagellum
diencephalon
calorie
villus
27. A stage of mitosis; chromosomes line up at the equator of the cell
anther
metaphase
eukaryote
meristem
28. An antipathogenic substance (e.g. - penicillin)
heterozygous
germ cell
cone
antibiotic
29. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis
carbohydrate
selective breeding
ribosome
genetic drift
30. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)
photolysis
cytochrome
asexual reproduction
chitin
31. The navel
pedigree
FSH
umbilicus
taiga
32. The female gonad in animals; the base of the pistil in plants
small intestine
ovary
ureter
primary oocyte
33. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
turgor pressure
autonomic nervous system
centromere
sex chromosome
34. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
homologous
gamete
circadian rhythms
plasma
35. One of the primary tissues of the embryo
endocytosis
diploid
functional groups
germ layer
36. A terrestrial habitat zone that is characterized by large tracts of coniferous forests - long and cold winters - and short summers
monosaccharide
rhizome
taiga
dendrite
37. The thigh bone of vertebrates
autonomic nervous system
morphology
femur
pleural cavity
38. The swelling at the end of an axon
levels of structure
synaptic terminal
cerebrum
regeneration
39. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
transcription
cytosine
flagellum
cation
40. The functional role and position of an organism in an ecosystem; embodies every aspect of the organism's existence
synapse
chyme
thorax
niche
41. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
NAD
prokaryote
synergistic
binomial nomenclature
42. The uppermost portion of pistil upon which pollen grains alight
stigma
corpus luteum
granum
allele
43. 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
organelle
duodenum
hormone
monosaccharide
44. The law by which genes on different chromosomes are inherited independently of each other
systole
mitosis
independent assortment
NADP
45. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root
blastula
F1
hypocoytl
hybrid
46. The veins that carry blood from the digestive organs to the liver
medusa
hepatic portal system
ecological succession
assortative mating
47. A process of formation of ova
parenchyma
monohybrid
oogenesis
antibiotic
48. Undifferentiated tissue in the stem of a plant that aids growth in width
cambium
Protista
inversion
stomach
49. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis
chlorophyll
epicotyl
humerus
vitamin
50. The part of the alimentary canal between the mouth and the esophagus
adenosine phosphate
pollen
analogous
pharynx
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