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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. Bacteria that are rod shaped
bacillus
Porifera
phenotype
parasympathetic
2. A marine arthropod - now extinct - that lived during the Paleozoic era
platelet
respiration
trilobite
atrium
3. A substance that is acted upon by an enzyme
substrate
absorption
primary spermatocyte
Calvin cycle
4. A space in the cytoplasm of a cell that contains fluid
DNA
urea
pollination
vacuole
5. The pairing of homologous chromosomes during meiosis
ptyalin
meninges
synapsis
fibrinogen
6. An air-conducting tube
trachea
uterus
gastrula
humerus
7. A mutation involving the addition or loss of nucleotides
frame shift mutation
DNA
fitness
cortisone
8. A waxy protective layer secreted by the outer surface of plants - insects - etcetera
Coelentrata
flagellum
pairing
cuticle
9. An organelle that contains enzymes that aid in intracellular digestion
haploid
iris
anaphase
lysosome
10. A symbol that denotes the relative concentration of hydrogen ions in a solution
spindle
inversion
fertilization
pH
11. An organic catalyst and protein
pistil
antigen
tissue
enzyme
12. The process of breaking down large organic molecules into smaller ones
dicotyledon
bile
digestion
sex chromosome
13. Secreted by the anterior pituitary gland - this hormone stimulates the conversion of a follicle into the corpus luteum and the secretion of progesterone by the corpus luteum
sucrase
luteinizing hormone (LH)
glottis
binary fission
14. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
cleavage
iris
sphincter
epididymis
15. A "seed leaf"; responsible for food digestion and storage in plant embryo
cotyledon
flagellum
olfactory
deamination
16. Pertaining to a type of gland that releases its secretion through a duct
cation
irritability
exocrine
gamete
17. A hormone of the thyroid that regulates basal metabolism
pheromone
nucleus
esophagus
thryoxin
18. A lateral region of the forebrain
isomer
oogenesis
thalamus
vagus nerve
19. A structure in animal cells containing centrioles from which the spindle fibers develop
lipid
diploid
centrosome
tissue
20. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
disaccharide
heterozygous
mesoderm
serum
21. The large intestine
retina
dendrite
colon
olfactory
22. All the members of a given species inhabiting a certain locale
estrogen
polar body
phototropism
population
23. Technology that allows for manipulation of genetic material
follicle
esophagus
recombinant DNA technology
ventricle
24. A sensory hair structure in the utriculus and the sacculus of the inner ear; orients the head with respect to gravity
umbilicus
macula
nephron
assortative mating
25. A network or mesh of fibrils - fibers or filaments
reticulum
monocotyledon
exoskeleton
flagellate
26. Partially digested food in the stomach
chyme
Chordata
fermentation
eye
27. The outermost - extra-embryonic membrane of reptiles and birds
plastid
marsupial
chorion
trilobite
28. The ways in which organisms regulate their supply of water
epiphyte
cell wall plate
osmoregulation
genetic code
29. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose
vagus nerve
chemosynthesis
corpus luteum
carbohydrate
30. A mitotic stage in which nuclei reform and nuclear membrane reappears
pelagic zone
thoracic duct
telophase
insulin
31. An individual that is heterozygous for only one trait
antibiotic
aldosterone
hemoglobin
monohybrid
32. A colloidal system involving the dispersion of a liquid within a liquid
adrenaline (epinephrin)
inversion
stroma
emulsion
33. A vacuole in the cytoplasm in which digestion takes place (in protozoans)
amnion
food vacuole
hyperthyroidism
vein
34. A marine biome typical of the open seas
food vacuole
Krebs cycle
pelagic zone
testes
35. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria
epididymis
endoplasmic reticulum
metaphase
legume
36. The inner portion of the cytoplasm of a cell or the portion that surrounds the nucleus
parasitism
endoplasm
cytokinesis
maltose
37. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body
taxonomy
thyroid
somatic cell
aortic arch
38. An organism that possesses one or more whiplike appendages called flagella
flagellate
thorax
osmoregulation
pituitary
39. A pouched mammal - such as the kangaroo or opossum
nondisjunction
ovary
marsupial
hemoglobin
40. An antipathogenic substance (e.g. - penicillin)
polysaccharide
antibiotic
pleural cavity
dendrite
41. The transfer of a piece of chromosome to another chromosome
translocation
pupil
retina
Krebs cycle
42. An organ that is not functional in an organism - but was functional at some period in its evolution
vestigial organ
legume
Crustacea
pepsin
43. The study of all living processes - activities and functions
DNA
antibody
physiology
incomplete dominance
44. Describes a fluid that has a lower osmotic pressure than a fluid it is compared to
hypotonic
sex linkage
phloem
dominance
45. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system
nerve cord
lymph capillary
epinephrine
exocrine
46. A ductless gland that secretes hormones directly into the bloodstream
homologous
NADP
endocrine gland
cephalic
47. The biome located between the polar region and the tiaga
recessive
epinephrine
tundra
heterozygous
48. An enlargement of the thyroid gland due to lack of iodine
cortex
goiter
spindle
adrenal cortex
49. Random evolutionary changes in the genetic makeup of a population
cornea
thrombin
genetic drift
dorsal root
50. Laws of classical genetics established through Mendel's experiments with peas
digestion
aerobe
Mendelian laws
cretinism