SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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 offspring that is heterozygous for one or more gene pairs
point mutation
gamete
cell wall
hybrid
2. The outermost bone of the middle ear (hammer)
bile salts
erythrocyte
malleus
haploid
3. A nerve fiber
transpiration
symbiosis
axon
NADP
4. The first filial generation (first offspring)
neural tube
F1
ethylene
calorie
5. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis
acetylcholine
homeotherm
eukaryote
nondisjunction
6. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside
niche
lipase
cytoskeleton
exocytosis
7. A cell in the retina that is sensitive to weak light
mesoderm
rod
bacillus
inner ear
8. The hindbrain region that controls equilibrium and muscular coordination
cephalic
phototropism
cerebellum
respiration
9. The cell membrane
antibiotic
hemoglobin
polyploidy
plasma membrane
10. A form of asexual reproduction in which the egg develops in the absence of sperm
respiration
NAD
Mendelian laws
parthenogenesis
11. Semen
primary spermatocyte
seminal fluid
absorption
Rh factor
12. 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
uterus
autonomic nervous system
artery
larva
13. The cavity between the lungs and the wall of the chest
binomial nomenclature
endoplasmic reticulum
pleural cavity
cell wall plate
14. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
regeneration
ovary
codominant
clotting
15. The removal of an amino group from an organism - particularly from an amino acid
deamination
sucrase
incomplete dominance
hybrid
16. The most anterior portion of the small intestine of vertebrates - adjacent to the stomach; the continuation of the stomach into which the bile duct and pancreatic duct empty
lactase
trachea
lymph
duodenum
17. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft
pupil
littoral zone
flagellate
aqueous humor
18. 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
polyploidy
feedback mechanism
deoxyribose
isolation
19. An organism that possesses both the male and the female reproductive organs
Calvin cycle
hermaphrodite
hypertonic
phylogeny
20. A lateral region of the forebrain
F1
peripheral nervous system
nerve
thalamus
21. A grouping of neuron cell bodies that acts as a coordinating center
dominance
Krebs cycle
ganglion
notochord
22. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism
chyme
sympathetic
bacillus
antigen
23. Fluid in the eye - found between the cornea and the lens
immunity
aqueous humor
alveolus
bile
24. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases
recessive
epiphyte
genetic code
synaptic terminal
25. Fluid skeleton of annelids
oogenesis
smooth muscle
linkage
hydrostatic skeleton
26. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
recombinant DNA technology
plasmodium
carnivore
hydrostatic skeleton
27. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)
capillary
semicircular canals
carapace
anther
28. The process by which water and dissolved substances pass through a membrane
allantois
absorption
littoral zone
translocation
29. A large molecule that is composed of many similar molecule units
synapse
coenzyme
polymer
Calvin cycle
30. A simple sugar
monosaccharide
medulla oblongata
Porifera
gene
31. An anucleate red blood cell that contains hemoglobin
alternation of generations
gene
erythrocyte
aldosterone
32. The uppermost portion of pistil upon which pollen grains alight
Mendelian laws
gene
stigma
estrogen
33. A ring-shaped muscle that is capable of closing a tubular opening by constriction
sphincter
prokaryote
species
nerve net
34. The functional role and position of an organism in an ecosystem; embodies every aspect of the organism's existence
ethylene
anther
niche
malpighian tubules
35. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
polymer
gene frequency
lichen
turgor pressure
36. Fluid-filled structures in the inner ear that are associated with the sense of balance
pharynx
gonads
semicircular canals
fibrin
37. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough
endoplasmic reticulum
dimorphism
cation
RNA
38. In mammals - the slitlike opening formed by the vocal folds in the larynx
plankton
carbohydrate
lymph
glottis
39. The portion of alimentary canal connecting the pharynx and the stomach
embolus
autosome
Coelentrata
esophagus
40. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA
testes
NADP
transcription
lysosome
41. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
pineal body
style
thrombin
interphase
42. Refers to protective covering
neuron
adenosine phosphate
fermentation
integument
43. The exchange of parts of homologous chromosomes during meiosis
crossing over
synapse
inversion
atrium
44. One-thousandth of a millimeter; a unit of microscopic length
micron (micrometer)
hydrostatic skeleton
colon
assortative mating
45. A section of the posterior forebrain associated with the pituitary gland
fermentation
levels of structure
adrenal medulla
hypothalamus
46. The recycling of nitrogen from decaying organism for use in future generations
parathyroid
nitrogen cycle
pituitary
femur
47. A group of populations that can interbreed
species
pedigree
progesterone
lens
48. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement
follicle
isomer
pelagic zone
synergistic
49. The place of attachment of the mitotic fiber to the chromosome
mitosis
metaphase
centromere
genotype
50. Nonliving - as in the physical environment
larva
carbohydrate
abiotic
mucosa