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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 starch form in animals; glucose is converted to this in the liver
glycogen
polymer
haploid
gill slit
2. A habitat zone - such as desert - grassland or tundra
biome
antibody
centrosome
centromere
3. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals
circadian rhythms
adenosine phosphate
gene frequency
carnivore
4. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient
polyploidy
Loop of Henle
genetic code
flagellate
5. An excretory product of protein metabolism
nucleolus
urea
incomplete dominance
duodenum
6. The process by which environmental patterns or objects presented to a developing organism during a "critical period" of its growth is accepted as a permanent element of its behavior
imprinting
linkage
yolk sac
xylem
7. The conversion of digested foods and other materials into forms usable by the body (i.e. - the conversion of amino acids into proteins)
centromere
assimilation
phagocyte
Golgi apparatus
8. An association between an algae and a fungus that is symbiotic and mutualistic in nature
photoperiodism
lichen
morphology
assimilation
9. An organ that is not functional in an organism - but was functional at some period in its evolution
taiga
germ layer
follicle
vestigial organ
10. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
somatic cell
cytochrome
epicotyl
stoma
11. The place of attachment of the mitotic fiber to the chromosome
gene
inner ear
epididymis
centromere
12. Part of the nephron in the kidney; involved in excretion
13. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin
deoxyribose
pineal body
sex linkage
medulla
14. A stage of mitosis; chromosomes line up at the equator of the cell
metaphase
trypsin
coenzyme
carapace
15. A large class of arthropods - including crabs and lobsters
buffer
insulin
villus
Crustacea
16. The system of naming an organism by its genus and species name
self-pollination
mesoderm
endoderm
binomial nomenclature
17. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
NAD
purine
dicotyledon
ureter
18. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them
DNA
maltase
metaphase
bacteriophage
19. The largest artery; carries blood from the left ventricle
cerebellum
pistil
aorta
oogenesis
20. A duct that carries urine from the kidneys to the bladder
gamete
thyroid
ureter
bacillus
21. A network or mesh of fibrils - fibers or filaments
reticulum
parasympathetic
thermoregulation
cuticle
22. Outgrowths of a root's epidermal cells that allow for greater surface area for absorption of nutrients and water
root hair
thalamus
self-pollination
lysosome
23. A dark-staining small body within the nucleus; composed of RNA
nucleolus
epithelium
Loop of Henle
hypothalamus
24. Involuntary muscle
inner ear
DNA
gall bladder
smooth muscle
25. The part of the neuron that transmits impulses to the cell body
plexus
Krebs cycle
polysaccharide
dendrite
26. A cell that divides to form the polar body and the secondary oocyte
epithelium
testes
serum
primary oocyte
27. An undifferentiated - growing region of a plant that is constantly undergoing cell division and differentiation
gibberellin
diastole
meristem
parasitism
28. 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
Protista
synergistic
deamination
29. Functional urinary tubules responsible for excretion in the kidney of vertebrates
abiotic
nephron
prothrombin
test cross
30. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)
urea
serum
phototropism
cytosine
31. The removal of hydrogen or electrons from a compound or addition of oxygen; half of a redox (oxidation or reduction) process
oxidation
semicircular canals
NAD
species
32. Asexual reproduction; in this process - the parent organism splits into two equal daughter cells
binary fission
autolysis
coenzyme
diencephalon
33. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
embolus
gene
bud
uracil
34. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response
emulsion
assortative mating
cone
lymphocyte
35. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity
ADH (vassopressin)
DNA
smooth muscle
ptyalin
36. Describes arthropods and other animals whose skeletal or supporting structures are outside the skin
exoskeleton
anaerobe
insulin
flagellum
37. A vacuole in the cytoplasm in which digestion takes place (in protozoans)
food vacuole
parasitism
olfactory
photoperiodism
38. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
villus
carapace
synergistic
emulsion
39. A ductless gland in upper chest region concerned with immunity and the maturation of lymphocytes
thymus
gastrula
analogous
cleavage
40. A stalklike or elongated body part - usually pointed at one end
style
gametophyte
gene
respiration
41. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells
spermatogenesis
cortex
mitosis
purine
42. The part of the body of an animal that is between the neck or head and the abdomen
mucosa
thorax
peristalsis
progesterone
43. The kind of bond formed when two amino acid units are jointed end to end
peptide
gametophyte
eye
inversion
44. 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
mutation
test cross
hydrostatic skeleton
stomach
45. 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
linkage
eye
assortative mating
stigma
46. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers
isotonic
binary fission
gymnosperm
flagellum
47. Any physical feature that prevents the ecological niches of different organisms from overlapping
hydrostatic skeleton
alternation of generations
geographical barrier
circadian rhythms
48. A stomach enzyme that partially digests proteins
independent assortment
consumer
pepsin
dorsal root
49. The study of the evolutionary descent and interrelations of groups of organisms
Eustachian tube
cambium
phylogeny
amnion
50. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation
cerebrum
bile
symbiosis
microbodies