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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. Requiring free oxygen from the atmosphere for normal activity and respiration
aerobic
cuticle
sporophyte
monohybrid
2. The tenth cranial nerve that innervates digestive organs - heart and other areas
vagus nerve
glottis
lysosome
fitness
3. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA
uterus
transcription
microbodies
monocotyledon
4. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
synergistic
spindle
prothrombin
legume
5. The creation of certain strains of specific traits through control of breeding
sex chromosome
hemoglobin
selective breeding
translocation
6. Describes cells (gametes) that have half the chromosome number typical of the species
diastole
diffusion
immunity
haploid
7. In mammals - a flap of tissue above the glottis; it folds back over the glottis in swallowing to close the air passages of the lungs; contains elastic cartilage
capillary
macula
incomplete dominance
epiglottis
8. 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
hypertonic
epinephrine
gastrula
Porifera
9. An air duct from the middle ear to the throat that equalizes external and internal air pressure
hypotonic
Eustachian tube
centrosome
guard cell
10. A hoofed animal
chlorophyll
ungulate
sympathetic
mitosis
11. The pressure exerted by the contents of a cell against the cell membrane or cell wall
granum
turgor pressure
prophase
fertilization
12. The cellular layer that covers external and internal surfaces
NAD
epithelium
angiosperm
selective breeding
13. The elimination of metabolic waster matter
commensal
excretion
parenchyma
villus
14. The pigment in rod cells that causes light sensitivity
gonads
rhodopsin
ventral root
prophase
15. Chemical groups attached to carbon skeletons that give compounds their functionality
cyton
functional groups
exoskeleton
parthenogenesis
16. The outermost surface of an organism
trypsin
epidermis
adrenal medulla
heterozygous
17. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
exocytosis
anther
cleavage
genotype
18. A nerve fiber
stoma
stomach
axon
amnion
19. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association
hormone
commensal
parthenogenesis
spermatogenesis
20. A blood vessel that carries blood back to the heart from the capillaries
vein
fruit
diastole
antigen
21. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
purine
Krebs cycle
allantois
synergistic
22. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells
immunity
secondary tissue
differentation
retina
23. The microspore of a seed plant
testes
pollen
vagus nerve
pelagic zone
24. A structure in animal cells containing centrioles from which the spindle fibers develop
ptyalin
gymnosperm
centrosome
stomach
25. A nuclear protein of chromosomes that stains readily
cerebellum
chromatin
mutation
regeneration
26. Genetic blending; each allele exerts some influence on the phenotype
incomplete dominance
exocytosis
malleus
seminal fluid
27. The science of classification of living things
taxonomy
telophase
pyloric valve
regeneration
28. Describes cells that have a double set of chromosomes in homologous pairs (2n)
diploid
protein
bile salts
stroma
29. A remnant of follicle after ovulation that secretes the hormone progesterone
corpus luteum
stoma
aqueous humor
bud
30. A response by an organism to the duration and timing of light and dark conditions
seminal fluid
photoperiodism
autosome
fruit
31. A habitat zone - such as desert - grassland or tundra
peptide
biome
Chordata
levels of structure
32. The small granular body within the centrosome to which the spindle fibers attach
prophase
centriole
turgor pressure
endoplasmic reticulum
33. Functional urinary tubules responsible for excretion in the kidney of vertebrates
self-pollination
guard cell
anther
nephron
34. xylem that is no longer being used
hyperthyroidism
wood
asexual reproduction
photolysis
35. A type of anaerobic respiration found in fungi - bacteria and human muscle cells
host
gene frequency
lactid acid fermentation
osmoregulation
36. The ability of certain animals to regrow missing body parts
emulsion
spermatogenesis
regeneration
symbiosis
37. A substance that participates in the clotting of blood in vertebrates
thrombin
genus
Mendelian laws
Porifera
38. A major lymphatic that empties lymph into a vein in the neck
gylcolysis
gene frequency
thoracic duct
cell wall
39. A family tree depicting the inheritance of a particular genetic trait over several generations
pedigree
absorption
cell wall
bacteriophage
40. A substance that is acted upon by an enzyme
uracil
Golgi apparatus
substrate
polymorphism
41. A symbol that denotes the relative concentration of hydrogen ions in a solution
pH
hepatic portal system
absorption
prothrombin
42. The cavity in the mammalian ovary in which the egg ripens
bile
gibberellin
Graffian follicle
cell wall plate
43. The posterior part of the brain that controls the rate of breathing and other autonomic functions
selective breeding
medulla oblongata
geotropism
autolysis
44. A blood vessel that carries blood away from the heart
synapsis
artery
vestigial organ
Crustacea
45. The thigh bone of vertebrates
nictitating membrane
femur
electron transport chain
mitochondria
46. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes
cytoskeleton
epithelium
thymus
vitamin
47. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions
lymph
ventral root
clotting
peptide
48. Pertaining to a type of gland that releases its secretion through a duct
estrogen
exocrine
fibrinogen
cell wall plate
49. A structure of the eye that focuses images on the retina by changing its convexity
glomerulus
thoracic duct
steroid
lens
50. Unicellular organism with simple cell structure
RNA
allantois
adaptation
prokaryote