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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. The outer layer of cerebral hemispheres in the forebrain - consisting of gray matter
genus
cerebral cortex
centrosome
cambium
2. A nitrogen base such as cytosine - thymine and uracil; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
lactid acid fermentation
pyrimidine
nephron
epithelium
3. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
mutualism
corpus callosum
bacteriophage
transcription
4. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
prokaryote
lipase
disjunction
climax community
5. A specialized structure that carries out particular functions for eukaryotic cells
cation
organelle
recombinant DNA technology
bile
6. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes
fallopian tube
cone
fertilization
vitamin
7. The cavity in the mammalian ovary in which the egg ripens
oogenesis
carapace
Graffian follicle
Annelida
8. An organelle that contains enzymes that aid in intracellular digestion
self-pollination
malpighian tubules
lysosome
parasitism
9. An organism that does not require free oxygen in order to respire
interphase
anaerobe
gall bladder
autolysis
10. The separation of some members of a population from the rest of their species; prevents interbreeding and may lead to the development of a new species
isolation
amnion
prophase
urea
11. An antipathogenic substance (e.g. - penicillin)
planaria
antibiotic
synapsis
appendage
12. A sex or reproductive cell that must fuse with another of the opposite type to form a zygote
interphase
pistil
gamete
sucrase
13. The elimination of metabolic waster matter
thorax
excretion
interstitial cells
cytosine
14. The small granular body within the centrosome to which the spindle fibers attach
fruit
coelom
centriole
mutagenic agent
15. A resistance to disease produced through the injection of antibodies
imprinting
passive immunity
pineal body
homozygous
16. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen
thrombokinase
active immunity
esophagus
contractile vacuole
17. 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
organelle
thyroid
prothrombin
gastrula
18. A purine (nitrogenous base) component of nucleotides and nucleic acids; links with cytosine in DNA
deamination
thorax
isotonic
guanine
19. A marine biome typical of the open seas
Eustachian tube
flagellum
pelagic zone
thorax
20. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
morula
aortic arch
telophase
Arthropoda
21. A hormone that ripens fruit and induces aging
ethylene
chlorophyll
cerebral hemisphere
femur
22. Bacteria that are rod shaped
coenzyme
notochord
bacillus
aerobic
23. A sugar composed of two combined monosaccharides
glottis
gamete
disaccharide
serum
24. A blood vessel that carries blood away from the heart
artery
axon
tissue
functional groups
25. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development
bacillus
plasma membrane
Loop of Henle
yolk sac
26. The portion of seed plant embryo above the cotyledon
epicotyl
reticulum
microbodies
hepatic portal system
27. Membranous organelles involved in the storage and modification of secretory products
calorie
tissue
ventral root
Golgi apparatus
28. Functional urinary tubules responsible for excretion in the kidney of vertebrates
nephron
diploid
alternation of generations
blastula
29. A nerve cell
neuron
myelin sheath
NAD
NADP
30. A nerve fiber
inversion
glomerulus
differentation
axon
31. 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
lipid
genus
carbohydrate
monosaccharide
32. The study of the evolutionary descent and interrelations of groups of organisms
homozygous
Loop of Henle
phylogeny
gill slit
33. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes
turgor pressure
cytokinesis
autosome
meiosis
34. An enzyme from the pancreas that digests proteins in the small intestine
endemic
differentation
trypsin
ventricle
35. 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
mitochondria
gall bladder
autotroph
hormone
36. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
ADH (vassopressin)
meninges
hybrid
hypotonic
37. A reproductive cell
Eustachian tube
diffusion
germ cell
pinocytosis
38. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)
maltose
spindle
ethylene
follicle
39. Degree of penetrability - as in membranes that allow given substances to pass through; the ability to penetrate
permeability
cambium
taxonomy
vacuole
40. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
pH
mutualism
carnivore
synaptic terminal
41. Fluid excreted by the kidney containing urea - water - salts - etc
urine
mucosa
phylogeny
root hair
42. The part of the flower that bears the female gametophyte
sympathetic
pistil
phylum
cell wall plate
43. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
calorie
rhodopsin
aortic arch
bacteriophage
44. A pyrimidine component of nucleic acids and nucleotides; pairs with adenine in DNA
thymine
cuticle
ADH (vassopressin)
marsupial
45. A starch form in animals; glucose is converted to this in the liver
glycogen
chemotropism
ecology
reduction
46. The outer - transparent layer of the eye
Eustachian tube
cornea
osmoregulation
bud
47. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP
electron transport chain
homeotherm
phagocyte
asexual reproduction
48. An opening in the eye whose size is regulated by the iris
trilobite
urine
pupil
Krebs cycle
49. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
rickettsia
Arachnida
nictitating membrane
binary fission
50. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis
mucosa
purine
stroma
spindle