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Test your basic knowledge |
SAT Subject Test: Biology
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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 organ that stores bile
deamination
gall bladder
littoral zone
inversion
2. A tube one cell thick that carries blood from artery to vein; the site of material exchange between the blood and tissues of the body
legume
epiphyte
capillary
thalamus
3. A plant-eating animal
fermentation
nuclear membrane
pH
herbivore
4. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")
synapse
abiotic
Calvin cycle
prothrombin
5. A mutation involving the addition or loss of nucleotides
frame shift mutation
selective breeding
centriole
uracil
6. Changes in genes that are inherited
mutation
anaphase
epinephrine
egg
7. The exchange of parts of homologous chromosomes during meiosis
crossing over
plasmodium
gamete
insulin
8. The process of forming the sperm cells from primary spermatocytes
lacteal
ovary
oogenesis
spermatogenesis
9. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
medulla
cerebrum
white matter
isolation
10. In plants - the tissue between the epidermis and the vascular cylinder in the roots and stems of plants; in animals - the outer tissue of some organs
respiratory center
plasmodium
cortex
crossing over
11. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell
polar body
auxin
rickettsia
testes
12. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron
telophase
contractile vacuole
lacteal
gastrula
13. 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
adenosine phosphate
oxidation
pedigree
prophase
14. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
central nervous system
niche
Arthropoda
chromosome
15. The place of attachment of the mitotic fiber to the chromosome
cytoplasm
meristem
centromere
alimentary canal
16. A mucus-secreting membrane
mucosa
taiga
Protista
cerebrum
17. An animal with a constant body temperature
pelagic zone
homeotherm
smooth muscle
erythrocyte
18. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
nephron
rickettsia
isotonic
gibberellin
19. 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
taiga
pelagic zone
carbohydrate
FSH
20. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
endoplasmic reticulum
FSH
photolysis
photoperiodism
21. The science of classification of living things
Loop of Henle
crossing over
taxonomy
femur
22. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells
nictitating membrane
parasympathetic
rickettsia
myelin sheath
23. A hormone that stimulates plant stem elongation
heterotroph
gibberellin
adrenal medulla
nephron
24. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones
notochord
adrenocorticotrophic hormone
incomplete dominance
Krebs cycle
25. An air-conducting tube
artery
trachea
assortative mating
nephron
26. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells
flagellum
stoma
host
abiotic
27. A white or colorless - amorphous - horny substance that forms part of the outer integument of insects - crustaceans and some other invertebrates; it also occurs in certain fungi
pineal body
chitin
thrombokinase
centrosome
28. The colored part of the eye that is capable of contracting and regulating the size of the pupils
iris
endoderm
epicotyl
exocrine
29. A sex or reproductive cell that must fuse with another of the opposite type to form a zygote
pulmonary
cloaca
gamete
Chordata
30. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
sporophyte
villus
endocrine gland
endoplasm
31. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules
marsupial
adenosine phosphate
Graffian follicle
Golgi apparatus
32. In mammals - the slitlike opening formed by the vocal folds in the larynx
fibrin
glottis
Porifera
pulmonary
33. Nonliving - as in the physical environment
feedback mechanism
autonomic nervous system
abiotic
fitness
34. 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
turgor pressure
duodenum
cloaca
plastid
35. A fat-digesting hormone
organelle
permeability
lipase
littoral zone
36. Partially digested food in the stomach
buffer
emulsion
adrenocorticotrophic hormone
chyme
37. The pairing of homologous chromosomes during meiosis
platelet
pedigree
synapsis
cerebrum
38. A hoofed animal
erythrocyte
wood
Mendelian laws
ungulate
39. A form of anaerobic respiration found in yeast and bacteria
chemosynthesis
retina
ethanol fermentation
androgen
40. A duct that carries urine from the kidneys to the bladder
iris
mitosis
ureter
RNA
41. A bone of the upper arm
carbohydrate
humerus
gene
seminal fluid
42. 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
genetic code
pistil
immunity
hyperthyroidism
43. A nerve fiber
axon
plasma
protein
eukaryote
44. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis
stroma
polysaccharide
pyloric valve
plexus
45. Any organism that is the victim of a parasite
biotic
host
medulla oblongata
turgor pressure
46. Tubules that excrete metabolic wastes into the hindgut in arthropods
malpighian tubules
guard cell
central nervous system
taxonomy
47. An organism that is heterozygous for two different traits
oviduct
disjunction
dihybrid
androgen
48. An air duct from the middle ear to the throat that equalizes external and internal air pressure
Eustachian tube
thalamus
epididymis
wood
49. The loss of all or part of a chromosome
plasmodium
clotting
cortisone
deletion
50. The part of the flower that bears the female gametophyte
biome
synaptic terminal
pistil
interstitial cells
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