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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 process of formation of ova
primary spermatocyte
contractile vacuole
oogenesis
protein
2. An enzyme that acts upon sucrose
pistil
goiter
sucrase
aerobic
3. A stomach enzyme that partially digests proteins
pepsin
cytokinesis
bacteriophage
plexus
4. The ourter part of the adrenal gland that secretes many hormones - including cortisone and aldosterone
adrenal cortex
immunity
flagellate
gill slit
5. The hind portion of the forebrain of vertebrates
reticulum
sucrase
mucosa
diencephalon
6. Compounds in bile that aid in emulsification
vitamin
Krebs cycle
maltase
bile salts
7. The uppermost portion of pistil upon which pollen grains alight
small intestine
aqueous humor
stigma
consumer
8. Pertaining to a subdivision of the autonomic nervous system of vertebrates
anaerobe
translation
epidermis
parasympathetic
9. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis
nondisjunction
Arachnida
Coelentrata
mutualism
10. The outermost embryonic germ layer that gives rise to the epidermis and the nervous system
cytoplasm
ectoderm
mucosa
fermentation
11. Blood protein that is transformed to fibrin upon clotting
fibrinogen
immunity
egg
anaphase
12. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association
commensal
turgor pressure
larva
genus
13. A resistance to disease produced through the injection of antibodies
passive immunity
zygote
Arachnida
deamination
14. The cellular layer that covers external and internal surfaces
asexual reproduction
umbilicus
plasma
epithelium
15. A dominant allele suppresses the expression of the other member of an allele pair when both members are present
adaptive radiation
food vacuole
dominance
micron (micrometer)
16. The site of most digestion of nutrients and absorption of digested nutrients
plasma
small intestine
telophase
fallopian tube
17. A tract of nerve fibers connecting the two cerebral hemispheres
cation
metamorphosis
corpus callosum
Mendelian laws
18. A structure in animal cells containing centrioles from which the spindle fibers develop
alimentary canal
lipase
analogous
centrosome
19. The cell body of a neuron
phototropism
luteinizing hormone (LH)
cornea
cyton
20. A transmitter substance released from the axons of nerve cells at the synapse
acetylcholine
aerobe
germ layer
lymph capillary
21. Fluid-filled structures in the inner ear that are associated with the sense of balance
macula
semicircular canals
immunity
acetylcholine
22. The portion of seed plant embryo above the cotyledon
pons
epicotyl
cyton
gibberellin
23. Structures in the testes that produce sperm and semen
seminiferous tubules
interphase
heterozygous
alternation of generations
24. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA
gylcolysis
deoxyribose
test cross
pinocytosis
25. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis
gamete
ribosome
feedback mechanism
artery
26. The enzyme that acts upon lactose
lactase
root hair
phloem
Eustachian tube
27. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
autotroph
steroid
hypertonic
diploid
28. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
zygote
hybrid
geotropism
Arthropoda
29. A blood vessel that carries blood away from the heart
pairing
lymphocyte
artery
atrium
30. Living - as in living organisms in the environment
cephalic
genetic code
biotic
olfactory
31. The class of free-living flatworms
crossing over
parasitism
planaria
cell wall plate
32. A fat-digesting hormone
lipase
glomerulus
recombinant DNA technology
wood
33. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
lymph capillary
anaerobic
flagellum
test cross
34. A mutation involving the addition or loss of nucleotides
interstitial cells
frame shift mutation
ovary
stigma
35. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway
egg
metamorphosis
fermentation
wood
36. A duct through which the urine passes from the bladder to the outside
protein
urethra
chloroplast
thrombin
37. An air duct from the middle ear to the throat that equalizes external and internal air pressure
antibiotic
inversion
isomer
Eustachian tube
38. The phylum to which segmented worms belong
endocrine gland
turgor pressure
Annelida
axon
39. Describes arthropods and other animals whose skeletal or supporting structures are outside the skin
alternation of generations
pairing
pulmonary
exoskeleton
40. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections
plankton
gray matter
pheromone
thrombin
41. The ways in which organisms regulate their supply of water
nuclear membrane
osmoregulation
endocrine gland
asexual reproduction
42. A class of arthropods that includes scorpions - spiders - mites and ticks
neural tube
Arachnida
gonads
pH
43. Organism that produces its own food; first stage in the food chain
population
cleavage
producer
nerve net
44. A grouping of neuron cell bodies that acts as a coordinating center
Bowman's capsule
abiotic
ganglion
bacillus
45. The part of the male reproductive organ (the stamen) that produces and stores pollen
bacillus
granum
pistil
anther
46. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
meninges
polyploidy
pseudopod
fibrin
47. A nuclear protein of chromosomes that stains readily
Calvin cycle
epidermis
chromatin
inner ear
48. Chemical groups attached to carbon skeletons that give compounds their functionality
nerve cord
inner ear
functional groups
parasympathetic
49. 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
flagellate
angiosperm
symbiosis
NADP
50. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones
adrenocorticotrophic hormone
Protista
mucosa
thyroid