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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 invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells
tetrad
Coelentrata
epicotyl
endosperm
2. A marine biome typical of the open seas
lens
pelagic zone
symbiosis
pathogen
3. An organism that possesses one or more whiplike appendages called flagella
mutualism
granum
chyme
flagellate
4. A wall composed of cellulose that is external to the cell membrane in plants; it is primarily involved in support and in the maintenance of proper internal pressure
thymus
cell wall
placenta
producer
5. A metabolic stage between mitoses in which genetic material is reproduced
cytoskeleton
lactase
biome
interphase
6. The process of breaking down large organic molecules into smaller ones
digestion
Chordata
pith
chromosome
7. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
pineal body
xylem
linkage
adaptation
8. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells
parenchyma
genetic code
chyme
stoma
9. The inner portion of the cytoplasm of a cell or the portion that surrounds the nucleus
chloroplast
endoplasm
plastid
cerebral cortex
10. The womb in which the fetus develops
osmoregulation
gene
physiology
uterus
11. The navel
malpighian tubules
FSH
umbilicus
hyperthyroidism
12. A duct through which the urine passes from the bladder to the outside
urethra
appendage
recessive
independent assortment
13. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root
hypocoytl
hypotonic
phenotype
bile
14. The liquid part of blood
plasma
polymer
lipase
acetylcholine
15. A cell that divides to form the polar body and the secondary oocyte
oxidation
primary oocyte
ectoderm
geotropism
16. The cavity between the lungs and the wall of the chest
disaccharide
mucosa
dorsal root
pleural cavity
17. The swelling at the end of an axon
lysosome
capillary
synaptic terminal
binary fission
18. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm
adrenocorticotrophic hormone
nerve net
polysaccharide
parenchyma
19. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP
point mutation
dendrite
thoracic duct
electron transport chain
20. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
dimorphism
geographical barrier
Chordata
calorie
21. Self-digestion occurring in plant and animal tissues - particularly after they have ceased to function properly
synaptic terminal
autolysis
phylogeny
adrenal cortex
22. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
cytochrome
polysaccharide
systole
nucleotide
23. A plant-eating animal
herbivore
peptide
epiphyte
mucosa
24. The external opening of the trachea in insects
gene frequency
spiracle
adrenaline (epinephrin)
wood
25. A dominant allele suppresses the expression of the other member of an allele pair when both members are present
dominance
eye
serum
biome
26. A stalklike or elongated body part - usually pointed at one end
esophagus
alimentary canal
style
goiter
27. Comprises somatic and autonomic nervous systems; consists of cranial nerves and spinal nerves
homeotherm
biotic
epicotyl
peripheral nervous system
28. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
thoracic duct
gene frequency
synapse
abiotic
29. 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
interphase
gastrula
endoderm
embolus
30. The place of attachment of the mitotic fiber to the chromosome
synaptic terminal
bacteriophage
centromere
phloem
31. A carbohydrate that is composed of many monosaccharide units joined together
cytokinesis
somatic cell
autotroph
polysaccharide
32. One-thousandth of a millimeter; a unit of microscopic length
polymorphism
metaphase
micron (micrometer)
population
33. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")
retina
synapse
Calvin cycle
autolysis
34. A mall sex hormone (e.g. - testosterone)
tissue
Coelentrata
organelle
androgen
35. A mutation involving the addition or loss of nucleotides
glomerulus
germ layer
frame shift mutation
primary oocyte
36. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell
polar body
morphology
respiratory center
exocytosis
37. Living - as in living organisms in the environment
gene frequency
umbilicus
rickettsia
biotic
38. Any organism that is the victim of a parasite
host
cochlea
endocytosis
carbohydrate
39. The male gonads that produce sperm and male hormones
oogenesis
testes
gibberellin
homeotherm
40. A mass of cells that have similar structures and perform similar functions
pulmonary
tissue
Calvin cycle
synapsis
41. A ductless gland that secretes hormones directly into the bloodstream
atrium
endocrine gland
chromatid
autolysis
42. An enzyme that acts upon sucrose
organelle
sucrase
cross-pollination
aerobe
43. Nonliving - as in the physical environment
homeotherm
glomerulus
urethra
abiotic
44. The transfer of a piece of chromosome to another chromosome
monohybrid
enzyme
translocation
glomerulus
45. An emulsifying agent secreted by the liver
dicotyledon
corpus luteum
mutation
bile
46. A terrestrial habitat zone that is characterized by large tracts of coniferous forests - long and cold winters - and short summers
pedigree
taiga
eukaryote
cornea
47. The recycling of nitrogen from decaying organism for use in future generations
coelom
synaptic terminal
digestion
nitrogen cycle
48. A blood vessel that carries blood away from the heart
artery
conditioning
villus
alternation of generations
49. The portion of alimentary canal connecting the pharynx and the stomach
dimorphism
esophagus
ungulate
cerebral hemisphere
50. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis
aerobe
ribosome
glycogen
recessive