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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 conversion of digested foods and other materials into forms usable by the body (i.e. - the conversion of amino acids into proteins)
vitamin
taxonomy
absorption
assimilation
2. An organic molecule consisting of joined phosphate - 5-carbon sugar (deoxyribose or ribose) - and a purine or a pyrimidine (adenine - guanine - uracil - thymine or cytosine)
rhizome
egg
nucleotide
interphase
3. A network - particularly of nerve or blood vessels
plexus
retina
wood
chromatid
4. Laws of classical genetics established through Mendel's experiments with peas
angiosperm
haploid
meninges
Mendelian laws
5. One of the primary tissues of the embryo
germ layer
phototropism
translation
pith
6. The process of breaking down large organic molecules into smaller ones
retina
epiglottis
digestion
pleural cavity
7. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule
NADP
antibody
primary oocyte
cerebral hemisphere
8. A dark-staining small body within the nucleus; composed of RNA
nucleolus
guanine
biotic
sucrase
9. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes
ethylene
vitamin
digestion
plastid
10. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
Arthropoda
independent assortment
pineal body
acetylcholine
11. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
hormone
endocrine gland
abiotic
codominant
12. Adrenaline
prothrombin
epinephrine
Protista
monosaccharide
13. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
interphase
lymph capillary
synapsis
epinephrine
14. Encompasses the brain and the spinal cord
central nervous system
self-pollination
ovary
geotropism
15. Living - as in living organisms in the environment
biotic
stigma
species
urinary bladder
16. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube
root hair
uterus
passive immunity
peristalsis
17. The pigment in rod cells that causes light sensitivity
binary fission
plasma
chromatin
rhodopsin
18. An organ that stores bile
gall bladder
thermoregulation
malpighian tubules
cytosine
19. A symbiotic relationship from which both organisms involved derive some benefit
pathogen
heterozygous
mucosa
mutualism
20. The state in which two genetic traits are fully expressed and neither dominates
systole
codominant
FSH
flagellate
21. The second filial generation; offspring resulting from the crossing of individuals of the F1 generation
F2
olfactory
chitin
lymphocyte
22. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added
point mutation
niche
integument
microbodies
23. The inner part of the adrenal gland that secretes adrenalin
pollen
epithelium
adrenal medulla
diploid
24. The phylum to which segmented worms belong
Annelida
sympathetic
disjunction
capillary
25. Pertaining to the head
vestigial organ
cephalic
biotic
substrate
26. A starch form in animals; glucose is converted to this in the liver
centromere
glycogen
thoracic duct
sporophyte
27. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
urinary bladder
conditioning
epithelium
trachea
28. Vascular tissue of the plant that aids in support and carries water
pupil
centromere
xylem
hypocoytl
29. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)
maltose
plankton
metaphase
chromatid
30. An organism that does not require free oxygen in order to respire
chlorophyll
Eustachian tube
morphology
anaerobe
31. Degree of penetrability - as in membranes that allow given substances to pass through; the ability to penetrate
assimilation
permeability
vitamin
acetylcholine
32. Genetic blending; each allele exerts some influence on the phenotype
hepatic portal system
ureter
incomplete dominance
adenosine phosphate
33. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
umbilicus
cleavage
larva
egg
34. The sensory branch of each spinal nerve
Calvin cycle
pyrimidine
dorsal root
ethanol fermentation
35. A process of asexual reproduction in which the offspring develop from an outgrowth of the plant or animal
ADH (vassopressin)
cleavage
sensory neuron
budding
36. The system of naming an organism by its genus and species name
pharynx
binomial nomenclature
cytochrome
ectoderm
37. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)
carapace
cotyledon
epithelium
autolysis
38. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis
aerobe
chlorophyll
nucleolus
fitness
39. The liquid part of blood
ADH (vassopressin)
plasma
genotype
substrate
40. A fluid-filled sensory apparatus that aids balance and hearing
inner ear
myelin sheath
sympathetic
ecology
41. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
centromere
central nervous system
dihybrid
bacteriophage
42. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration
urinary bladder
steroid
chorion
osmosis
43. A digestive enzyme of the saliva that turns starch into maltose (salivary amylase)
synapse
cornea
ptyalin
root hair
44. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway
point mutation
independent assortment
fermentation
exocytosis
45. Partially digested food in the stomach
NAD
chyme
Porifera
hormone
46. An offspring that is heterozygous for one or more gene pairs
disaccharide
hybrid
dicotyledon
cuticle
47. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds
carbon cycle
levels of structure
steroid
enzyme
48. Organism that produces its own food; first stage in the food chain
contractile vacuole
producer
lysosome
Protista
49. A terrestrial habitat zone that is characterized by large tracts of coniferous forests - long and cold winters - and short summers
coenzyme
taiga
diencephalon
myelin sheath
50. The veins that carry blood from the digestive organs to the liver
thymine
hepatic portal system
cleavage
bacillus