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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. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
fertilization
nuclear membrane
vitamin
flagellate
2. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway
fermentation
neural tube
fibrinogen
marsupial
3. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added
centrosome
luteinizing hormone (LH)
platelet
point mutation
4. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough
endoplasmic reticulum
codominant
endocytosis
ethanol fermentation
5. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes
vitamin
taxonomy
cerebrum
gamete
6. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
imprinting
platelet
olfactory
rickettsia
7. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
cytochrome
aorta
sporophyte
deletion
8. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA
goiter
transcription
cretinism
tetrad
9. The elimination of metabolic waster matter
angiosperm
excretion
recombinant DNA technology
mucosa
10. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration
Rh factor
mitochondria
respiratory center
lipid
11. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis
micron (micrometer)
photolysis
protein
chlorophyll
12. One of the primary tissues of the embryo
ureter
meristem
germ layer
phagocyte
13. A plant that lives on another plant mensalistically
plasma
eye
epiphyte
purine
14. Fluid excreted by the kidney containing urea - water - salts - etc
urine
genetic drift
neuron
thrombokinase
15. A sugar composed of two combined monosaccharides
disaccharide
polyp
fertilization
linkage
16. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
codominant
pineal body
cyton
appendage
17. Occurs when different traits are inherited together more often than they would have been by chance along; it is assumed that these traits are linked on the same chromosome
stamen
bacteriophage
linkage
centrosome
18. A marine biome typical of the open seas
pelagic zone
parthenogenesis
chromatin
F2
19. 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
embolus
stomach
bud
gastrula
20. Process of aerobic respiration that fully harvests the energy of glucose; also known as the citric acid cycle
Krebs cycle
diffusion
oogenesis
cross-pollination
21. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
cytoplasm
spermatogenesis
cerebral hemisphere
clotting
22. Living or active in the absence of free oxygen; pertaining to respiration that is independent of oxygen
symbiosis
synapse
synaptic terminal
anaerobic
23. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males
cephalic
ventral root
bile salts
FSH
24. A mature ovary
crossing over
cytoskeleton
respiratory center
fruit
25. A ring-shaped muscle that is capable of closing a tubular opening by constriction
ethanol fermentation
interphase
sphincter
functional groups
26. The colored part of the eye that is capable of contracting and regulating the size of the pupils
urea
iris
pulmonary
polymer
27. A nitrogen base such as cytosine - thymine and uracil; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
ptyalin
pedigree
pyrimidine
ureter
28. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end
adaptive radiation
anaphase
metamorphosis
dendrite
29. A pyrimidine component of nucleic acids and nucleotides; pairs with adenine in DNA
cerebral hemisphere
polymer
thymine
rod
30. An association of homologous chromosomes during the first meiotic division
lipase
hybrid
lymphocyte
pairing
31. A dominant allele suppresses the expression of the other member of an allele pair when both members are present
pharynx
autonomic nervous system
cephalic
dominance
32. An opening in the eye whose size is regulated by the iris
maltase
symbiosis
pupil
Golgi apparatus
33. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
cytosine
host
endoplasm
lacteal
34. The enzyme that acts upon lactose
lactase
gill slit
smooth muscle
mutation
35. The separation of homologous pairs of chromosomes following meiotic synapsis
physiology
flagellate
disjunction
contractile vacuole
36. A pair of chromosome pairs present during the first metaphase of meiosis
wood
tetrad
parasitism
digestion
37. The pairing of homologous chromosomes during meiosis
meninges
epinephrine
centriole
synapsis
38. A family tree depicting the inheritance of a particular genetic trait over several generations
diploid
gene frequency
nictitating membrane
pedigree
39. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules
ungulate
physiology
endosperm
adenosine phosphate
40. The cellular layer that covers external and internal surfaces
thermoregulation
epithelium
vacuole
cuticle
41. Occurs when a segment of genetic material on a chromosome becomes reversed
gonads
adrenocorticotrophic hormone
inversion
colon
42. Any cell capable of ingesting another cell
pineal body
phagocyte
chloroplast
epiglottis
43. A blood vessel that carries blood away from the heart
artery
plastid
allantois
thyroid
44. An individual that is heterozygous for only one trait
ptyalin
taxonomy
monohybrid
micron (micrometer)
45. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP
electron transport chain
autosome
cuticle
yolk sac
46. The phylum of sponges
urea
chlorophyll
Porifera
thrombin
47. Chemical groups attached to carbon skeletons that give compounds their functionality
estrogen
consumer
pyrimidine
functional groups
48. A plant growth hormone
stigma
mesoderm
stamen
auxin
49. A sensory organ capable of detecting light
parenchyma
autonomic nervous system
eye
hypothalamus
50. The portion of alimentary canal in which some protein digestion occurs
disjunction
gray matter
interstitial cells
stomach