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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 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
budding
synergistic
ectoderm
autonomic nervous system
2. Blood protein that is transformed to fibrin upon clotting
fibrinogen
autosome
myelin sheath
Annelida
3. A mitotic or meiotic stage in which the chromosomes become visible and during which the spindle fibers form; synapsis takes place during the first meiotic prophase
prophase
corpus callosum
reticulum
chemosynthesis
4. A ductless gland in upper chest region concerned with immunity and the maturation of lymphocytes
Loop of Henle
population
thymus
pyrimidine
5. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
carapace
deoxyribose
stomach
conditioning
6. An organism that must get its inorganic and organic raw materials from the environment; a consumer
heterotroph
pupil
epidermis
linkage
7. Requiring free oxygen from the atmosphere for normal activity and respiration
aerobic
egg
plasma membrane
diploid
8. The ability of certain animals to regrow missing body parts
regeneration
ecology
lens
heterozygous
9. The movement of particles from one place to another as a result of their random motion
diffusion
mitosis
malleus
phenotype
10. Describes cells that have a double set of chromosomes in homologous pairs (2n)
budding
diploid
NADP
Protista
11. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body
insulin
ventricle
photoperiodism
ethanol fermentation
12. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity
Krebs cycle
pistil
DNA
hormone
13. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
lymph capillary
cerebellum
anaphase
centrosome
14. Related to the sense of smell
alveolus
hermaphrodite
egg
olfactory
15. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections
lipase
ganglion
hepatic portal system
gray matter
16. Agent that induces mutations; typically carcinogenic
mutagenic agent
gene
maltose
mutualism
17. A mature ovary
synapsis
tissue
exocrine
fruit
18. The enzyme released from the blood platelets in vertebrates during clotting
primary oocyte
thorax
thrombin
thrombokinase
19. A form of anaerobic respiration found in yeast and bacteria
ethanol fermentation
humerus
autosome
endocytosis
20. A family tree depicting the inheritance of a particular genetic trait over several generations
pedigree
sphincter
trypsin
transpiration
21. A waxy protective layer secreted by the outer surface of plants - insects - etcetera
parenchyma
allantois
xylem
cuticle
22. A major lymphatic that empties lymph into a vein in the neck
cochlea
adenosine phosphate
chlorophyll
thoracic duct
23. The pigment in rod cells that causes light sensitivity
cerebrum
adaptive radiation
osmoregulation
rhodopsin
24. Any organism that is the victim of a parasite
host
nerve net
ungulate
ethylene
25. The ways in which organisms regulate their internal heat
glottis
cytokinesis
thermoregulation
aortic arch
26. A hormone that regulates water reabsorption
hypocoytl
white matter
phloem
ADH (vassopressin)
27. In plants - an area of undifferentiated tissue covered by embryonic leaves
phylum
hypocoytl
bud
Arachnida
28. Any movement or growth of a living organism in response to the force of gravity
adrenocorticotrophic hormone
spiracle
pleural cavity
geotropism
29. A flexible - supportive rod running longitudinally through the dorsum ventral to the nerve cord; found in lower chordates and in the embryos of vertebrates
notochord
uracil
transpiration
exocrine
30. Globular proteins produced by tissues that destroy or inactivate antigens
root hair
lymphocyte
hepatic portal system
antibody
31. Pertaining to a subdivision of the autonomic nervous system of vertebrates
medulla oblongata
parasympathetic
lymph capillary
exoskeleton
32. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells
endemic
mitosis
NADP
gametophyte
33. Unicellular organism with simple cell structure
prokaryote
coenzyme
thymus
lysosome
34. Chemical groups attached to carbon skeletons that give compounds their functionality
functional groups
nondisjunction
endocrine gland
integument
35. A behavioral or biological change that enables an organism to adjust to its environment
levels of structure
lactase
pyrimidine
adaptation
36. Fluid in the eye - found between the cornea and the lens
aqueous humor
chlorophyll
gametophyte
DNA
37. The class of free-living flatworms
nitrogen cycle
gall bladder
planaria
fallopian tube
38. A period in the development of animals between the embryo and adult stages; starts at hatching and ends in metamorphasis
larva
climax community
lymph capillary
pons
39. Partially digested food in the stomach
chyme
cross-pollination
malleus
assimilation
40. The part of the body of an animal that is between the neck or head and the abdomen
somatic cell
ribosome
chromatin
thorax
41. Asexual reproduction; in this process - the parent organism splits into two equal daughter cells
erythrocyte
gill slit
binary fission
gene frequency
42. 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
carbohydrate
fallopian tube
chemotropism
corpus callosum
43. A specialized structure that carries out particular functions for eukaryotic cells
cell wall plate
organelle
ureter
chromosome
44. The state in which two genetic traits are fully expressed and neither dominates
adrenaline (epinephrin)
mucosa
codominant
niche
45. A plant-eating animal
DNA
cleavage
planaria
herbivore
46. The portion of seed plant embryo above the cotyledon
lipid
synergistic
epicotyl
parathyroid
47. The place of attachment of the mitotic fiber to the chromosome
centromere
fertilization
neuron
binary fission
48. The pairing of homologous chromosomes during meiosis
FSH
humerus
mitochondria
synapsis
49. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
osmoregulation
atrium
gene frequency
exoskeleton
50. The extraembyonic membrane of birds - reptiles and mammals that serves as an area of gaseous exchange and as a site for the storage of noxious excretion products
allantois
osmosis
DNA
mitochondria