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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 blood vessel that carries blood back to the heart from the capillaries
vein
secondary tissue
autolysis
cotyledon
2. Nonliving - as in the physical environment
independent assortment
sex chromosome
Crustacea
abiotic
3. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
cytosine
gray matter
saprophyte
aqueous humor
4. A group of populations that can interbreed
telophase
Protista
species
gibberellin
5. The pigment in rod cells that causes light sensitivity
phylum
pons
rhodopsin
phloem
6. Changes in genes that are inherited
protein
metaphase
mutation
thalamus
7. A dominant allele suppresses the expression of the other member of an allele pair when both members are present
Crustacea
dominance
emulsion
morphology
8. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
lymph capillary
egg
hemoglobin
fibrinogen
9. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females
taiga
androgen
Crustacea
dimorphism
10. An organism that must get its inorganic and organic raw materials from the environment; a consumer
vein
taiga
heterotroph
umbilicus
11. In taxonomy - a classification between species and family
peptide
larva
parasympathetic
genus
12. The haploid - sexual stage in the life cycle of plants
cloaca
gastrula
gametophyte
assimilation
13. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP
buffer
photolysis
germ layer
macula
14. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment
excretion
guard cell
climax community
transcription
15. The innermost embryonic germ layer that gives rise to the lining of the alimentary canal and to the digestive and respiratory organs
osmosis
endoderm
central nervous system
selective breeding
16. An abbreviation of ribonucleic acid - a nucleic acid in which the sugar is ribose; a product of DNA transcription that serves to control certain cell activities
biotic
chlorophyll
Protista
RNA
17. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
deamination
trilobite
calorie
hormone
18. A digestive enzyme of the saliva that turns starch into maltose (salivary amylase)
ptyalin
physiology
active immunity
Bowman's capsule
19. Undifferentiated tissue in the stem of a plant that aids growth in width
serum
inner ear
medusa
cambium
20. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule
sporophyte
functional groups
peptide
NAD
21. A section of the posterior forebrain associated with the pituitary gland
diffusion
hepatic portal system
hypothalamus
nondisjunction
22. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
telophase
haploid
homologous
white matter
23. A substance that is acted upon by an enzyme
fruit
Calvin cycle
substrate
nitrogen cycle
24. A small projection in the walls of the small intestine that increases the surface area available for absorption
villus
urea
placenta
pheromone
25. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter
synergistic
Loop of Henle
hyperthyroidism
dimorphism
26. The phylum of sponges
homozygous
nerve net
calorie
Porifera
27. The evaporation of water from leaves or other exposed surfaces of plants
transpiration
prothrombin
gall bladder
peptide
28. Laws of classical genetics established through Mendel's experiments with peas
larva
Mendelian laws
mutation
nitrogen cycle
29. An organism that possesses one or more whiplike appendages called flagella
flagellate
synapse
oxidation
cornea
30. A change from a diploid nucleus to a haploid nucleus - as in meiosis
egg
reduction
cortex
root hair
31. The colored part of the eye that is capable of contracting and regulating the size of the pupils
ganglion
cretinism
iris
aerobic
32. A process by which the cytoplasm and the organelles of the cell divide; the final stage of mitosis
cytoplasm
cytokinesis
carnivore
crossing over
33. The mammalian oviduct that leads from the ovaries to the uterus
fallopian tube
thoracic duct
stoma
synaptic terminal
34. The inner portion of the cytoplasm of a cell or the portion that surrounds the nucleus
endoplasm
gene frequency
gill slit
pons
35. A fat-digesting hormone
wood
lipase
diploid
gall bladder
36. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage
differentation
morula
insulin
aqueous humor
37. A female sex hormone secreted by the follicle
bile
estrogen
autonomic nervous system
rhizome
38. The sensory branch of each spinal nerve
inversion
dorsal root
active immunity
glycogen
39. An organelle that regulates cell functions and contains the genetic material of the cell
dendrite
peptide
nucleus
seminiferous tubules
40. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria
legume
pinocytosis
cross-pollination
dihybrid
41. One of the paired lateral divisions of the forebrain
fruit
centromere
ureter
cerebral hemisphere
42. Fluid skeleton of annelids
hydrostatic skeleton
epinephrine
malleus
pituitary
43. A lymph tubule located in the villus that absorbs fatty acids
inversion
lacteal
regeneration
cone
44. An air duct from the middle ear to the throat that equalizes external and internal air pressure
auxin
pons
isotonic
Eustachian tube
45. The fusion of sperm and the egg to produce a zygote
cone
lysosome
fertilization
chlorophyll
46. A network of capillaries in the Bowman's capsules of the kidney
cortex
cochlea
endoplasmic reticulum
glomerulus
47. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells
flagellum
oxidation
epiglottis
pH
48. Degree of penetrability - as in membranes that allow given substances to pass through; the ability to penetrate
adrenal cortex
photolysis
permeability
nucleolus
49. The womb in which the fetus develops
bud
uterus
tissue
respiratory center
50. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field
osmosis
cation
taxonomy
cambium