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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. An organism that obtains its nutrients from dead organisms
metamorphosis
coenzyme
saprophyte
ilium
2. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)
appendage
maltose
tissue
peristalsis
3. The process by which a certain function is regulated by the amount of the substance it produces
rhizome
feedback mechanism
maltase
dimorphism
4. A duct through which the urine passes from the bladder to the outside
morphology
meristem
monocotyledon
urethra
5. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA
deoxyribose
point mutation
genetic drift
seminal fluid
6. A "seed leaf"; responsible for food digestion and storage in plant embryo
sporophyte
insulin
dicotyledon
cotyledon
7. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity
blastula
DNA
spiracle
macula
8. The creation of certain strains of specific traits through control of breeding
autonomic nervous system
photolysis
selective breeding
lactase
9. All the members of a given species inhabiting a certain locale
population
medulla
herbivore
alimentary canal
10. The largest artery; carries blood from the left ventricle
aorta
olfactory
cloaca
cornea
11. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes
interstitial cells
deletion
adrenal medulla
point mutation
12. A symbol that denotes the relative concentration of hydrogen ions in a solution
flagellate
femur
pH
trypsin
13. A specialized structure that controls osmotic pressure by removing water from the cell
spore
cleavage
contractile vacuole
larva
14. Nonliving - as in the physical environment
abiotic
pedigree
buffer
ungulate
15. A pouched mammal - such as the kangaroo or opossum
plasma membrane
cerebellum
marsupial
stroma
16. The pigment in rod cells that causes light sensitivity
ecology
respiration
rhodopsin
conditioning
17. Compounds in bile that aid in emulsification
Chordata
yolk sac
bile salts
amnion
18. A behavioral or biological change that enables an organism to adjust to its environment
autotroph
enzyme
adaptation
chyme
19. 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
respiration
chloroplast
RNA
Protista
20. A plant that lives on another plant mensalistically
alternation of generations
plankton
epiphyte
axon
21. A large molecule that is composed of many similar molecule units
polymer
self-pollination
anaphase
polyploidy
22. Vascular tissue of the plant that aids in support and carries water
xylem
umbilicus
allantois
polymorphism
23. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria
NAD
physiology
legume
cone
24. 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
insulin
test cross
duodenum
villus
25. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus
gene frequency
geotropism
endoplasmic reticulum
pons
26. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration
angiosperm
mitochondria
pepsin
ilium
27. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells
lymph
retina
epididymis
pH
28. Describes cells (gametes) that have half the chromosome number typical of the species
thrombokinase
aerobic
haploid
NAD
29. Daily cycles of behavior
circadian rhythms
transpiration
pons
glottis
30. A pyrimidine found in RNA (but not DNA); pairs with DNA adenine
lipid
gymnosperm
homologous
uracil
31. One of the primary tissues of the embryo
Calvin cycle
active immunity
germ layer
ecological succession
32. Encompasses the brain and the spinal cord
epididymis
central nervous system
neural tube
nucleolus
33. The outermost embryonic germ layer that gives rise to the epidermis and the nervous system
phylogeny
primary oocyte
ectoderm
cortex
34. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)
root hair
isolation
meninges
gametophyte
35. A family tree depicting the inheritance of a particular genetic trait over several generations
pedigree
physiology
glottis
dihybrid
36. The navel
genetic drift
isotonic
budding
umbilicus
37. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems
autonomic nervous system
peristalsis
diencephalon
disjunction
38. The cavity in the mammalian ovary in which the egg ripens
Graffian follicle
endocrine gland
aerobic
buffer
39. The site of most digestion of nutrients and absorption of digested nutrients
notochord
small intestine
pathogen
amnion
40. An antipathogenic substance (e.g. - penicillin)
antibiotic
endocytosis
assortative mating
point mutation
41. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter
hyperthyroidism
xylem
serum
stomach
42. An organelle that regulates cell functions and contains the genetic material of the cell
Golgi apparatus
food vacuole
nucleus
bacillus
43. A compact linear organization of nerve tissues with ganglia in the CNS
nerve cord
hypothalamus
Graffian follicle
steroid
44. A form of anaerobic respiration found in yeast and bacteria
hydrostatic skeleton
pyloric valve
respiratory center
ethanol fermentation
45. One of a pair of kidney-shaped cells that surround a stomate and regulate the size of the stomate in a leaf
oxidation
carbon cycle
guard cell
telophase
46. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin
cretinism
buffer
spindle
endocrine gland
47. A substance that participates in the clotting of blood in vertebrates
pistil
thrombin
ventricle
independent assortment
48. Living - as in living organisms in the environment
ilium
interstitial cells
fruit
biotic
49. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity
hormone
ingestion
synergistic
ribosome
50. A cell resulting from the fusion of gametes
levels of structure
capillary
zygote
eukaryote