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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. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males
uterus
FSH
mitosis
genetic code
2. In mammals - the slitlike opening formed by the vocal folds in the larynx
integument
hermaphrodite
osmoregulation
glottis
3. Degree of penetrability - as in membranes that allow given substances to pass through; the ability to penetrate
sporophyte
blastula
permeability
cerebral cortex
4. The final stages of protein synthesis in which the genetic code of nucleotide sequences is translated into a sequences of amino acids
translation
Arthropoda
xylem
hybrid
5. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
irritability
dimorphism
chromatid
sex linkage
6. A family tree depicting the inheritance of a particular genetic trait over several generations
hypocoytl
pedigree
acetylcholine
antibody
7. The creation of certain strains of specific traits through control of breeding
phenotype
spindle
consumer
selective breeding
8. An organ centrally involved in the human digestive system
assimilation
esophagus
alimentary canal
analogous
9. A lateral region of the forebrain
chemotropism
thalamus
test cross
genetic drift
10. Chemical groups attached to carbon skeletons that give compounds their functionality
chromatin
reduction
geotropism
functional groups
11. A neuron that picks up impulses from receptors and transmits them to the spinal cord
cephalic
littoral zone
inner ear
sensory neuron
12. The portion of seed plant embryo above the cotyledon
excretion
parasympathetic
epicotyl
hormone
13. An enzyme that acts upon maltose and converts it into glucose
duodenum
homozygous
maltase
aldosterone
14. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks
regeneration
cell wall
thorax
rickettsia
15. A jellyfish
interphase
independent assortment
medusa
aldosterone
16. The cavity between the lungs and the wall of the chest
pollination
style
pleural cavity
dominance
17. An organelle that regulates cell functions and contains the genetic material of the cell
genus
small intestine
nucleus
capillary
18. An association between an algae and a fungus that is symbiotic and mutualistic in nature
nuclear membrane
lichen
food vacuole
alimentary canal
19. A hormone that stimulates plant stem elongation
gibberellin
purine
geotropism
isolation
20. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
deamination
taiga
cone
amnion
21. A hormone that ripens fruit and induces aging
ethylene
gametophyte
herbivore
stomach
22. The triploid tissue in some seeds that contains stored food and is formed by the union of one sperm nucleus with two nuclei of the female's gametophyte
endosperm
Loop of Henle
endoplasm
legume
23. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube
biome
taxonomy
peristalsis
calorie
24. The sac in the ovary in which the egg develops
thoracic duct
follicle
spiracle
gonads
25. The process of breaking down large organic molecules into smaller ones
digestion
pepsin
respiration
self-pollination
26. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
haploid
spermatogenesis
phloem
conditioning
27. An air duct from the middle ear to the throat that equalizes external and internal air pressure
peripheral nervous system
Eustachian tube
white matter
microbodies
28. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells
axon
ectoderm
respiration
plasmodium
29. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes
metamorphosis
meiosis
root hair
cochlea
30. 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
semicircular canals
gene frequency
chyme
genetic code
31. An organ that stores bile
Chordata
carapace
parasitism
gall bladder
32. A bundle of nerve axons
epinephrine
nucleolus
nerve
ecology
33. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity
exocytosis
rod
cytosine
DNA
34. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm
inner ear
nerve net
goiter
planaria
35. The colored part of the eye that is capable of contracting and regulating the size of the pupils
iris
parenchyma
transpiration
assortative mating
36. The removal of an amino group from an organism - particularly from an amino acid
adrenocorticotrophic hormone
deamination
calorie
gylcolysis
37. The small granular body within the centrosome to which the spindle fibers attach
platelet
linkage
centriole
cortex
38. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement
cell wall plate
myelin sheath
peptide
isomer
39. A pair of chromosome pairs present during the first metaphase of meiosis
tetrad
excretion
rod
sensory neuron
40. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
spindle
heterotroph
primary oocyte
RNA
41. A fluid-filled sensory apparatus that aids balance and hearing
disjunction
lactid acid fermentation
inner ear
incomplete dominance
42. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)
tetrad
levels of structure
irritability
phototropism
43. In taxonomy - a classification between species and family
pistil
Annelida
turgor pressure
genus
44. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")
Calvin cycle
epithelium
synergistic
cell wall
45. xylem that is no longer being used
nephron
mitosis
acetylcholine
wood
46. Comprises somatic and autonomic nervous systems; consists of cranial nerves and spinal nerves
peripheral nervous system
serum
chromatin
fruit
47. The process by which water and dissolved substances pass through a membrane
prophase
vestigial organ
absorption
cambium
48. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft
antibody
white matter
thryoxin
littoral zone
49. 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
duodenum
chitin
rickettsia
primary spermatocyte
50. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis
coenzyme
synaptic terminal
nondisjunction
heterotroph