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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. Protein threads that form in the blood during clotting
thoracic duct
thalamus
pleural cavity
fibrin
2. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells
mutation
ilium
retina
root hair
3. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
reduction
hypertonic
gametophyte
nucleus
4. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes
interstitial cells
pupil
adaptive radiation
stigma
5. The pigment in rod cells that causes light sensitivity
dimorphism
pleural cavity
adrenal cortex
rhodopsin
6. A flowering plant; a plant of the class Angiospermae that produces seeds enclosed in an ovary and is characterized by the possession of fruits and flowers
serum
F2
stamen
angiosperm
7. A lymph tubule located in the villus that absorbs fatty acids
lacteal
blastula
rhizome
purine
8. 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
heterotroph
calorie
allantois
feedback mechanism
9. The elimination of metabolic waster matter
excretion
phylogeny
cytoskeleton
dicotyledon
10. An organic cofactor required for enzyme activity
coenzyme
maltase
producer
pulmonary
11. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
NADP
functional groups
Chordata
allele
12. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
adaptive radiation
genetic code
NAD
Krebs cycle
13. A condition in which an organism may have a multiple of the normal number of chromosomes (4n - 6n - etc)
carbohydrate
Rh factor
RNA
polyploidy
14. The inner part of the adrenal gland that secretes adrenalin
adrenal medulla
thrombin
haploid
granum
15. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
hemoglobin
dorsal root
myelin sheath
maltase
16. Living - as in living organisms in the environment
adaptation
biotic
NADP
nucleus
17. The part of the flower that bears the female gametophyte
disjunction
pistil
parenchyma
niche
18. The dorsal part of the hip girdle
serum
ilium
plasma
adrenal medulla
19. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body
gene
dihybrid
ventricle
thrombokinase
20. Pertaining to a restricted locality; ecologically - occurring only in one particular region
endemic
pith
mucosa
acetylcholine
21. A marine biome typical of the open seas
pelagic zone
plasma
myelin sheath
pleural cavity
22. Functional urinary tubules responsible for excretion in the kidney of vertebrates
osmosis
ventral root
nephron
meiosis
23. The portion of alimentary canal in which some protein digestion occurs
stomach
chloroplast
hydrostatic skeleton
cotyledon
24. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
sympathetic
thorax
Arthropoda
cerebrum
25. The cellular layer that covers external and internal surfaces
umbilicus
plasma
prokaryote
epithelium
26. The space between the mesodermal layers that forms the body cavity of some animal phyla
coelom
transcription
cytoplasm
abiotic
27. A substance that prevents appreciable changes in pH in solutions to which small quantities of acids or bases are added
marsupial
neuron
herbivore
buffer
28. 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
ADH (vassopressin)
niche
metaphase
prophase
29. A pouched mammal - such as the kangaroo or opossum
flagellate
independent assortment
marsupial
genetic drift
30. One or two or more types of genes - each representing a particular trait; many alleles exist for a specific gene locus
Coelentrata
metabolism
allele
levels of structure
31. A lateral region of the forebrain
thalamus
active immunity
turgor pressure
anther
32. An enzyme that acts upon sucrose
feedback mechanism
purine
polymer
sucrase
33. Describes a fluid that has the same osmotic pressure as a fluid it is compared to
white matter
guanine
hermaphrodite
isotonic
34. A mitotic stage in which nuclei reform and nuclear membrane reappears
cerebral hemisphere
genus
telophase
ADH (vassopressin)
35. The process of breaking down large organic molecules into smaller ones
immunity
fermentation
cephalic
digestion
36. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)
dimorphism
spermatogenesis
iris
carapace
37. Requiring free oxygen from the atmosphere for normal activity and respiration
pH
hyperthyroidism
femur
aerobic
38. An organic catalyst and protein
centromere
corpus luteum
pepsin
enzyme
39. Secreted by the anterior pituitary gland - this hormone stimulates the conversion of a follicle into the corpus luteum and the secretion of progesterone by the corpus luteum
iris
luteinizing hormone (LH)
thrombokinase
sensory neuron
40. A fat or oil
nucleus
alveolus
steroid
lipid
41. One-thousandth of a millimeter; a unit of microscopic length
protein
micron (micrometer)
emulsion
rickettsia
42. The process by which carbohydrates are formed through chemical energy; found in bacteria
ectoderm
cornea
chemosynthesis
peripheral nervous system
43. The male gonads that produce sperm and male hormones
androgen
testes
iris
pollen
44. A gland composed of two parts - anterior and posterior - each with its own secretions; called the "master gland" because its hormones stimulate secretions by other glands
nerve net
metabolism
pituitary
polyploidy
45. A network of capillaries in the Bowman's capsules of the kidney
gastrula
cleavage
coenzyme
glomerulus
46. 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
neural tube
isolation
rickettsia
gray matter
47. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell
atrium
chitin
metamorphosis
polar body
48. An endocrine gland of vertebrates - usually paired - and located near or within the thyroid that secretes parathormone - which controls the metabolism of calcium
parathyroid
nondisjunction
dihybrid
hypothalamus
49. The kind of bond formed when two amino acid units are jointed end to end
respiration
nucleotide
exocytosis
peptide
50. The sensory branch of each spinal nerve
dorsal root
gymnosperm
hypotonic
atrium