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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. A nerve cell
ventral root
bile
neuron
diffusion
2. The final stages of protein synthesis in which the genetic code of nucleotide sequences is translated into a sequences of amino acids
translation
cuticle
granum
hypotonic
3. An organism that requires oxygen for respiration and can live only in the presence of oxygen
fibrinogen
pollination
aerobe
metamorphosis
4. Describes an individual that has the same gene for the same trait on each homologous chromosome
ovary
cytoskeleton
nerve cord
homozygous
5. The outermost bone of the middle ear (hammer)
embolus
thymine
malleus
permeability
6. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
sinus
flagellum
thalamus
vitamin
7. The transformation of an immature animal into an adult; a change in the form of an organ or structure
autotroph
imprinting
metamorphosis
axon
8. A dominant allele suppresses the expression of the other member of an allele pair when both members are present
dominance
test cross
corpus luteum
goiter
9. The portion of seed plant embryo above the cotyledon
immunity
epicotyl
excretion
trachea
10. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell
hyperthyroidism
thrombin
polar body
incomplete dominance
11. A structure of the eye that focuses images on the retina by changing its convexity
cell wall
Eustachian tube
adenosine phosphate
lens
12. Laws of classical genetics established through Mendel's experiments with peas
monocotyledon
colon
Mendelian laws
ventral root
13. The study of the evolutionary descent and interrelations of groups of organisms
hybrid
germ layer
phylogeny
feedback mechanism
14. Related to the sense of smell
olfactory
bile
fermentation
passive immunity
15. Outgrowths of a root's epidermal cells that allow for greater surface area for absorption of nutrients and water
ecological succession
urine
parasympathetic
root hair
16. Chemical groups attached to carbon skeletons that give compounds their functionality
biotic
functional groups
pinocytosis
feedback mechanism
17. The dorsal part of the hip girdle
protein
fallopian tube
metaphase
ilium
18. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
antigen
Annelida
contractile vacuole
synergistic
19. A sugar composed of two combined monosaccharides
steroid
disaccharide
endosperm
independent assortment
20. 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
Rh factor
planaria
anaphase
synapse
21. The tenth cranial nerve that innervates digestive organs - heart and other areas
vagus nerve
femur
test cross
differentation
22. Changes in genes that are inherited
esophagus
pedigree
erythrocyte
mutation
23. One of the two strands that constitute a chromosome; chromatids are held together by the centromere
osmosis
meristem
chromatid
aldosterone
24. A ductless gland that secretes hormones directly into the bloodstream
endocrine gland
DNA
regeneration
genus
25. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
allantois
ecological succession
cerebrum
cotyledon
26. The sensory organ of the inner ear of mammals; it is coiled and contains the organ of corti
pulmonary
urine
colon
cochlea
27. A pouched mammal - such as the kangaroo or opossum
Arachnida
stomach
smooth muscle
marsupial
28. Organism that produces its own food; first stage in the food chain
antigen
producer
gill slit
deamination
29. A structure formed by the wall of the uterus and the chorion of the embryo; serves as the area in which the embryo obtains nutrition from the parent
transpiration
placenta
clotting
nucleotide
30. The sensory branch of each spinal nerve
eye
dihybrid
trilobite
dorsal root
31. A marine arthropod - now extinct - that lived during the Paleozoic era
parasitism
chyme
trilobite
Crustacea
32. The part of the body of an animal that is between the neck or head and the abdomen
thorax
transcription
dicotyledon
sensory neuron
33. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea
parasitism
polyp
spore
aldosterone
34. A hormone that regulates water reabsorption
exocytosis
thymine
ADH (vassopressin)
flagellate
35. A grouping of neuron cell bodies that acts as a coordinating center
commensal
Loop of Henle
serum
ganglion
36. A reproductive cell
embolus
germ cell
duodenum
fermentation
37. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
polar body
gray matter
host
NAD
38. A dark-staining small body within the nucleus; composed of RNA
nucleolus
host
gonads
synapse
39. In mammals - the slitlike opening formed by the vocal folds in the larynx
calorie
ethylene
haploid
glottis
40. An opening in the eye whose size is regulated by the iris
guard cell
gene frequency
isotonic
pupil
41. The biome located between the polar region and the tiaga
endocytosis
tundra
steroid
binary fission
42. A plant that has a single cotyledon or seed-leaf
monocotyledon
adaptation
photolysis
substrate
43. Protein threads that form in the blood during clotting
Coelentrata
pith
bacillus
fibrin
44. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube
peristalsis
ribosome
selective breeding
eukaryote
45. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells
autolysis
stoma
passive immunity
sex chromosome
46. The largest artery; carries blood from the left ventricle
cortex
aorta
nuclear membrane
differentation
47. The pairing of homologous chromosomes during meiosis
parasitism
synapsis
recombinant DNA technology
dihybrid
48. A cell in the retina that is sensitive to weak light
rod
hermaphrodite
eye
dihybrid
49. A network or mesh of fibrils - fibers or filaments
disjunction
reticulum
pyloric valve
oogenesis
50. Any chromosome that is not a sex chromosome
chitin
autosome
peptide
ventral root