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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. The transfer of a piece of chromosome to another chromosome
granum
translocation
excretion
sex chromosome
2. A fat or oil
dicotyledon
passive immunity
lipid
ptyalin
3. The phylum of sponges
endoderm
crossing over
Porifera
parasitism
4. One of the primary tissues of the embryo
germ layer
sinus
ptyalin
mutualism
5. An association of homologous chromosomes during the first meiotic division
herbivore
autonomic nervous system
pairing
Bowman's capsule
6. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
serum
lacteal
insulin
bud
7. The study of all living processes - activities and functions
physiology
pseudopod
coelom
disjunction
8. Protein threads that form in the blood during clotting
epiphyte
fibrin
lymph capillary
vein
9. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
linkage
homologous
cerebellum
diencephalon
10. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA
thermoregulation
epiglottis
conditioning
transcription
11. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
nucleolus
parenchyma
meninges
ureter
12. The process by which carbohydrates are formed through chemical energy; found in bacteria
guard cell
mutation
chemosynthesis
Chordata
13. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
circadian rhythms
pseudopod
gene frequency
white matter
14. The hindbrain region that controls equilibrium and muscular coordination
cerebellum
endosperm
biotic
photoperiodism
15. The separation of some members of a population from the rest of their species; prevents interbreeding and may lead to the development of a new species
stoma
cell wall
prokaryote
isolation
16. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
plankton
hormone
organelle
ethylene
17. 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
ungulate
endosperm
goiter
immunity
18. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
epiglottis
oxidation
adrenocorticotrophic hormone
sex chromosome
19. The kind of bond formed when two amino acid units are jointed end to end
active immunity
peptide
chromatin
mitochondria
20. The process by which water and dissolved substances pass through a membrane
root hair
ilium
absorption
serum
21. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
telophase
sex linkage
dominance
amnion
22. An enzyme that acts upon maltose and converts it into glucose
substrate
maltase
pepsin
permeability
23. A structure formed by the wall of the uterus and the chorion of the embryo; serves as the area in which the embryo obtains nutrition from the parent
placenta
stomach
diencephalon
physiology
24. A network or mesh of fibrils - fibers or filaments
synergistic
adrenal cortex
Protista
reticulum
25. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body
lysosome
aortic arch
parthenogenesis
thorax
26. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
synaptic terminal
analogous
purine
gastrula
27. The orientation of cells or organisms in relation to chemical stimuli; the growth or movement response of organisms to chemical stimuli
stomach
Krebs cycle
chemotropism
imprinting
28. A plant-eating animal
plasmodium
allantois
herbivore
F1
29. The breeding of an organism with a homozygous recessive in order to determine whether an organism is homozygous dominant or heterozygous dominant for a given trait
test cross
cambium
inner ear
chromosome
30. A sugar composed of two combined monosaccharides
nondisjunction
disaccharide
passive immunity
thryoxin
31. The separation of homologous pairs of chromosomes following meiotic synapsis
flagellate
disjunction
crossing over
steroid
32. The process of breaking down large organic molecules into smaller ones
digestion
adrenal cortex
auxin
legume
33. The orderly process by which one biotic community replaces another until a climax community is established
chyme
pyloric valve
ecological succession
osmosis
34. The cell membrane
chitin
mitochondria
plasma membrane
peptide
35. Any movement or growth of a living organism in response to the force of gravity
geotropism
umbilicus
NADP
gonads
36. The living together of two organisms in an intimate relationship
pyloric valve
femur
iris
symbiosis
37. 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
malpighian tubules
dendrite
axon
linkage
38. An enzyme from the pancreas that digests proteins in the small intestine
cornea
trypsin
eukaryote
mitochondria
39. Laws of classical genetics established through Mendel's experiments with peas
cuticle
ecology
Mendelian laws
cerebral cortex
40. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
protein
calorie
FSH
aorta
41. The space between the mesodermal layers that forms the body cavity of some animal phyla
gill slit
osmoregulation
aorta
coelom
42. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP
oogenesis
electron transport chain
plastid
lens
43. Small - disc-shaped bodies in the blood that play a chief role in coagulation
uterus
lichen
plasma
platelet
44. An organism that produces spores; a phase in the diploid-haploid life cycle that alternates with a gametophyte phase
colon
carbohydrate
sporophyte
reduction
45. A cell that divides to form the polar body and the secondary oocyte
geographical barrier
estrogen
primary oocyte
dendrite
46. The outermost - extra-embryonic membrane of reptiles and birds
chorion
eukaryote
lymph capillary
metabolism
47. A form of anaerobic respiration found in yeast and bacteria
Loop of Henle
Arachnida
ethanol fermentation
thymine
48. Tubules that excrete metabolic wastes into the hindgut in arthropods
embolus
auxin
malpighian tubules
fibrinogen
49. A muscular valve regulating the flow of food from the stomach to the small intestine
chloroplast
pyloric valve
transcription
endocrine gland
50. An animal with a constant body temperature
stigma
Krebs cycle
seminal fluid
homeotherm