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Test your basic knowledge |
SAT Subject Test: Biology
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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. Protein threads that form in the blood during clotting
white matter
platelet
hypothalamus
fibrin
2. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems
synapsis
autonomic nervous system
isolation
secondary tissue
3. A stage of embryonic development in which the embryo consists of a hollow ball of cells
DNA
blastula
homologous
oxidation
4. Chemical groups attached to carbon skeletons that give compounds their functionality
immunity
thoracic duct
functional groups
heterozygous
5. Relating to the lung
aldosterone
ectoderm
synapsis
pulmonary
6. Structures in the testes that produce sperm and semen
seminiferous tubules
climax community
bud
polymer
7. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development
gene frequency
independent assortment
nondisjunction
yolk sac
8. Undifferentiated tissue in the stem of a plant that aids growth in width
tundra
codominant
thrombokinase
cambium
9. An enzyme from the pancreas that digests proteins in the small intestine
trypsin
bile
gametophyte
pepsin
10. A thyroid deficiency that results in stunted growth and feeblemindedness
cretinism
villus
gonads
dihybrid
11. Movement of amoeba
adaptive radiation
pseudopod
plexus
cerebral cortex
12. The sac in the ovary in which the egg develops
reduction
sensory neuron
endosperm
follicle
13. A tube one cell thick that carries blood from artery to vein; the site of material exchange between the blood and tissues of the body
nucleolus
pith
nucleus
capillary
14. The uppermost portion of pistil upon which pollen grains alight
stigma
sensory neuron
ungulate
epinephrine
15. Refers to protective covering
artery
nerve net
integument
fallopian tube
16. A space in the body
irritability
xylem
lymphocyte
sinus
17. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
granum
disjunction
adrenaline (epinephrin)
gene
18. A structure that extends from the trunk of an organism and is capable of active movements
alternation of generations
estrogen
appendage
endemic
19. An individual that is heterozygous for only one trait
monohybrid
spindle
disaccharide
photolysis
20. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis
stroma
cerebral hemisphere
mitochondria
gibberellin
21. A stalklike or elongated body part - usually pointed at one end
nerve
style
aerobe
oxidation
22. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
frame shift mutation
parasitism
urea
photolysis
23. The womb in which the fetus develops
producer
small intestine
uterus
germ cell
24. The cavity between the lungs and the wall of the chest
pleural cavity
imprinting
epiphyte
contractile vacuole
25. A hormone that stimulates plant stem elongation
malpighian tubules
cell wall
placenta
gibberellin
26. The veins that carry blood from the digestive organs to the liver
hepatic portal system
prophase
urea
urinary bladder
27. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
nitrogen cycle
climax community
cambium
food vacuole
28. A form of anaerobic respiration found in yeast and bacteria
pH
lysosome
ethanol fermentation
ecological succession
29. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient
carbon cycle
prokaryote
allele
Loop of Henle
30. A tract of nerve fibers connecting the two cerebral hemispheres
adaptation
corpus callosum
sympathetic
dicotyledon
31. The recycling of nitrogen from decaying organism for use in future generations
metabolism
micron (micrometer)
nitrogen cycle
Arthropoda
32. 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
chloroplast
nuclear membrane
gastrula
plasma membrane
33. Asexual reproduction; in this process - the parent organism splits into two equal daughter cells
plasma
ectoderm
binary fission
ventricle
34. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)
diploid
pinocytosis
phototropism
sex chromosome
35. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males
fermentation
FSH
peristalsis
clotting
36. An organ that stores urine temporarily before it is excreted
urinary bladder
epicotyl
haploid
hermaphrodite
37. The phylum of sponges
Porifera
lacteal
atrium
myelin sheath
38. An endocrine gland of vertebrates - usually paired - and located near or within the thyroid that secretes parathormone - which controls the metabolism of calcium
parathyroid
lactid acid fermentation
adaptation
platelet
39. All the members of a given species inhabiting a certain locale
Golgi apparatus
ethanol fermentation
population
adrenal medulla
40. The liquid part of blood
plasma
cambium
hepatic portal system
permeability
41. The contraction of the atria or ventricles of the heart
ecological succession
telophase
point mutation
systole
42. A marine biome typical of the open seas
ecology
thorax
notochord
pelagic zone
43. A substance that is acted upon by an enzyme
binomial nomenclature
parathyroid
chromatin
substrate
44. Nonliving - as in the physical environment
luteinizing hormone (LH)
glycogen
dorsal root
abiotic
45. Agent that induces mutations; typically carcinogenic
mutagenic agent
regeneration
alveolus
cytoplasm
46. Unicellular organism with simple cell structure
genotype
insulin
prokaryote
pyrimidine
47. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)
uracil
flagellum
urethra
carapace
48. A nerve cell
maltase
neuron
glycogen
osmoregulation
49. An organ centrally involved in the human digestive system
alimentary canal
mitosis
epinephrine
climax community
50. The fusion of sperm and the egg to produce a zygote
fertilization
crossing over
plasma
medulla oblongata
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