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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 hindbrain region that controls equilibrium and muscular coordination
pulmonary
cerebellum
nictitating membrane
epinephrine
2. Any organism that is the victim of a parasite
binomial nomenclature
glomerulus
host
passive immunity
3. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient
Loop of Henle
biome
gonads
centromere
4. Describes a fluid that has the same osmotic pressure as a fluid it is compared to
isotonic
ethylene
uterus
trypsin
5. A hormone that ripens fruit and induces aging
pollen
ethylene
synergistic
interstitial cells
6. An enzyme that acts upon sucrose
sucrase
lactase
nucleolus
pairing
7. A constituent of the plasma of the blood of vertebrates; it is converted to thrombin by thrombokinase in the presence of calcium ions - thus contributing to the clotting of blood
cytoskeleton
ecology
pons
prothrombin
8. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway
fermentation
amnion
pulmonary
cornea
9. The outer - transparent layer of the eye
hypothalamus
cornea
thorax
morphology
10. The kind of bond formed when two amino acid units are jointed end to end
peptide
isolation
gibberellin
urea
11. The process by which a certain function is regulated by the amount of the substance it produces
dominance
photolysis
consumer
feedback mechanism
12. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds
hypotonic
levels of structure
purine
insulin
13. Organism that consumes food from outside itself instead of producing it
adaptive radiation
NAD
notochord
consumer
14. The study of the evolutionary descent and interrelations of groups of organisms
phylogeny
olfactory
hypotonic
fibrinogen
15. A thyroid deficiency that results in stunted growth and feeblemindedness
cretinism
allele
cerebellum
gall bladder
16. A major lymphatic that empties lymph into a vein in the neck
thoracic duct
autotroph
pseudopod
ureter
17. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
Coelentrata
niche
corpus luteum
chromosome
18. The small granular body within the centrosome to which the spindle fibers attach
polyploidy
centriole
metaphase
oogenesis
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
small intestine
adaptation
turgor pressure
20. Daily cycles of behavior
circadian rhythms
rhodopsin
meristem
pyloric valve
21. A carbohydrate that is composed of many monosaccharide units joined together
gymnosperm
hemoglobin
polysaccharide
androgen
22. The junction or gap between the axon terminal of one neuron and the dendrites of another neuron
erythrocyte
disaccharide
synapse
dimorphism
23. A grouping of neuron cell bodies that acts as a coordinating center
granum
ganglion
glycogen
progesterone
24. The first filial generation (first offspring)
cleavage
carbohydrate
adaptive radiation
F1
25. The portion of alimentary canal in which some protein digestion occurs
phylogeny
dorsal root
dihybrid
stomach
26. A cell resulting from the fusion of gametes
zygote
plexus
endemic
medulla oblongata
27. A nuclear protein of chromosomes that stains readily
chromatin
pons
F2
autolysis
28. A reproductive cell
species
buffer
bile
germ cell
29. 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
Chordata
pistil
taxonomy
monohybrid
30. The removal of hydrogen or electrons from a compound or addition of oxygen; half of a redox (oxidation or reduction) process
saprophyte
synapse
gene frequency
oxidation
31. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough
buffer
endoplasmic reticulum
luteinizing hormone (LH)
saprophyte
32. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube
trachea
dendrite
aqueous humor
peristalsis
33. Describes an individual that has the same gene for the same trait on each homologous chromosome
homozygous
acetylcholine
cortex
RNA
34. The ability of an organism to contribute its alleles and therefore is phenotypic traits to future generations
fitness
Porifera
pineal body
flagellate
35. The recycling of carbon from decaying organisms for use in future generations
stigma
pith
thalamus
carbon cycle
36. A waxy protective layer secreted by the outer surface of plants - insects - etcetera
mitochondria
ganglion
antibody
cuticle
37. One-thousandth of a millimeter; a unit of microscopic length
micron (micrometer)
erythrocyte
cerebellum
trypsin
38. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
genus
Protista
morula
anther
39. Random evolutionary changes in the genetic makeup of a population
cretinism
autotroph
genetic drift
ADH (vassopressin)
40. A disease-causing organism
prothrombin
heterozygous
cochlea
pathogen
41. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
cerebrum
frame shift mutation
spore
plasma membrane
42. A process of formation of ova
oogenesis
pollen
monohybrid
planaria
43. An emulsifying agent secreted by the liver
fallopian tube
bile
aortic arch
cerebellum
44. The transfer of a piece of chromosome to another chromosome
umbilicus
myelin sheath
gametophyte
translocation
45. Unicellular organism with simple cell structure
spermatogenesis
neural tube
prokaryote
synapse
46. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
Coelentrata
autolysis
cerebral hemisphere
sex chromosome
47. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
prophase
synergistic
spore
eukaryote
48. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
egg
integument
seminal fluid
climax community
49. The enzyme that acts upon lactose
integument
lactase
species
maltase
50. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells
germ cell
integument
retina
rhodopsin