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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 organelle that regulates cell functions and contains the genetic material of the cell
nucleus
fertilization
cyton
pheromone
2. In taxonomy - a classification between species and family
Krebs cycle
pollination
cretinism
genus
3. The chamber in the alimentary canal of certain vertebrates located below the large intestine - into which the ureter and reproductive organs empty (as in frogs)
mucosa
lymph
photoperiodism
cloaca
4. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
umbilicus
purine
flagellum
ecology
5. An organic catalyst and protein
trypsin
diploid
oviduct
enzyme
6. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
pharynx
alimentary canal
climax community
photoperiodism
7. An offspring that is heterozygous for one or more gene pairs
adrenal cortex
recombinant DNA technology
chromosome
hybrid
8. An organ that stores urine temporarily before it is excreted
sympathetic
glycogen
urinary bladder
guanine
9. A resistance to disease produced through the injection of antibodies
artery
sex linkage
passive immunity
bile
10. A wall composed of cellulose that is external to the cell membrane in plants; it is primarily involved in support and in the maintenance of proper internal pressure
stamen
dimorphism
cell wall
ventricle
11. A cell that divides to form the polar body and the secondary oocyte
epinephrine
pelagic zone
primary oocyte
androgen
12. The dorsal part of the hip girdle
host
ilium
epicotyl
hybrid
13. Laws of classical genetics established through Mendel's experiments with peas
endosperm
Mendelian laws
epiphyte
polysaccharide
14. In mammals - the slitlike opening formed by the vocal folds in the larynx
meiosis
flagellate
anther
glottis
15. The transfer of a piece of chromosome to another chromosome
autonomic nervous system
translocation
vagus nerve
isolation
16. A nerve cell
neuron
ecological succession
hypothalamus
centrosome
17. The male gonads that produce sperm and male hormones
coelom
genus
testes
disjunction
18. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
thorax
NADP
mutualism
chromatin
19. Globular proteins produced by tissues that destroy or inactivate antigens
axon
dihybrid
antibody
nerve cord
20. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response
lymphocyte
amnion
oogenesis
trypsin
21. The site of most digestion of nutrients and absorption of digested nutrients
small intestine
adrenal medulla
RNA
autosome
22. The hormone secreted by the corpus luteum of vertebrates and the placenta of mammals; its function is to maintain the endometrium
progesterone
symbiosis
chyme
blastula
23. An association between an algae and a fungus that is symbiotic and mutualistic in nature
cation
lichen
thorax
homozygous
24. The coiled part of the sperm duct - adjacent to the testes in mammals
malleus
epididymis
mucosa
contractile vacuole
25. Protein threads that form in the blood during clotting
carapace
fibrin
oxidation
test cross
26. An enlargement of the thyroid gland due to lack of iodine
goiter
humerus
legume
guard cell
27. Fluid excreted by the kidney containing urea - water - salts - etc
malpighian tubules
urine
producer
pepsin
28. A plant that has two seed leaves or cotyledons
dicotyledon
bud
femur
chitin
29. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
cytosine
homologous
ungulate
pelagic zone
30. The description of a plant life cycle that consists of a diploid - asexual - sporophyte generation and a haploid - sexual - gametrophyte generation
hypertonic
ecological succession
centromere
alternation of generations
31. Agent that induces mutations; typically carcinogenic
endosperm
mutagenic agent
point mutation
F2
32. Compounds in bile that aid in emulsification
sex linkage
aortic arch
bile salts
meninges
33. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough
endoplasmic reticulum
crossing over
osmoregulation
genotype
34. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
pyrimidine
epididymis
photolysis
polyp
35. A section of the posterior forebrain associated with the pituitary gland
heterotroph
alternation of generations
hypothalamus
central nervous system
36. An organ that stores bile
synergistic
pituitary
photoperiodism
gall bladder
37. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
cambium
centromere
chyme
calorie
38. A transmitter substance released from the axons of nerve cells at the synapse
monosaccharide
interstitial cells
progesterone
acetylcholine
39. The cavity in the mammalian ovary in which the egg ripens
transpiration
Graffian follicle
trilobite
metabolism
40. A vacuole in the cytoplasm in which digestion takes place (in protozoans)
hepatic portal system
plasma membrane
biome
food vacuole
41. The reproductive organ that produces sex cells
uterus
lipid
Coelentrata
gonads
42. The uppermost portion of pistil upon which pollen grains alight
peripheral nervous system
stigma
ingestion
cone
43. The veins that carry blood from the digestive organs to the liver
hepatic portal system
ecological succession
hybrid
adenosine phosphate
44. An association of homologous chromosomes during the first meiotic division
pith
inner ear
ventral root
pairing
45. A process by which the cell membrane is invaginated to form a vesicle which contains extracellular medium
food vacuole
polymer
rhizome
endocytosis
46. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers
bacteriophage
glycogen
gymnosperm
imprinting
47. A duct that carries urine from the kidneys to the bladder
transpiration
glycogen
ureter
lymphocyte
48. A marine arthropod - now extinct - that lived during the Paleozoic era
trilobite
homozygous
fermentation
endoderm
49. An organelle that contains enzymes that aid in intracellular digestion
granum
FSH
lysosome
guanine
50. The posterior part of the brain that controls the rate of breathing and other autonomic functions
metaphase
Porifera
cerebrum
medulla oblongata