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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 portion of seed plant embryo above the cotyledon
parathyroid
contractile vacuole
epicotyl
gymnosperm
2. Technology that allows for manipulation of genetic material
thryoxin
recombinant DNA technology
reduction
maltose
3. The navel
incomplete dominance
adrenal cortex
exocrine
umbilicus
4. The male gonads that produce sperm and male hormones
metabolism
tundra
polymorphism
testes
5. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections
photolysis
coenzyme
gray matter
autonomic nervous system
6. The smallest particle that is capable of carrying out photosynthesis; the functional unit of a chloroplast
pupil
granum
pH
myelin sheath
7. A purine (nitrogenous base) component of nucleotides and nucleic acids; links with cytosine in DNA
guanine
Eustachian tube
plasmodium
myelin sheath
8. Laws of classical genetics established through Mendel's experiments with peas
hybrid
plexus
mutualism
Mendelian laws
9. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac
disjunction
asexual reproduction
vagus nerve
amnion
10. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response
cortisone
recombinant DNA technology
conditioning
carbohydrate
11. A type of anaerobic respiration found in fungi - bacteria and human muscle cells
lactid acid fermentation
dorsal root
homeotherm
translocation
12. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids
test cross
purine
nephron
stoma
13. The production of a number of different species from a single ancestral species
adaptive radiation
follicle
nucleolus
thoracic duct
14. In taxonomy - a classification between species and family
pharynx
corpus callosum
genus
sex chromosome
15. An association of homologous chromosomes during the first meiotic division
pairing
carbohydrate
seminal fluid
calorie
16. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes
aerobe
electron transport chain
hemoglobin
nuclear membrane
17. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species
homozygous
cross-pollination
analogous
hypocoytl
18. Fluid in the eye - found between the cornea and the lens
aqueous humor
phagocyte
colon
amnion
19. A disease-causing organism
eukaryote
allantois
pathogen
Arthropoda
20. A form of asexual reproduction in which the egg develops in the absence of sperm
Chordata
hermaphrodite
disjunction
parthenogenesis
21. 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
trypsin
prophase
pineal body
carbohydrate
22. One of a pair of kidney-shaped cells that surround a stomate and regulate the size of the stomate in a leaf
inner ear
guard cell
spiracle
nerve
23. A chemical action that releases energy from glucose to form ATP
contractile vacuole
ventral root
littoral zone
respiration
24. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions
herbivore
hybrid
genus
homologous
25. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development
granum
root hair
rod
yolk sac
26. The recycling of carbon from decaying organisms for use in future generations
epiglottis
carbon cycle
autolysis
commensal
27. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
point mutation
nucleotide
gene
codominant
28. The class of free-living flatworms
thryoxin
maltase
germ layer
planaria
29. Pertains to a gene or characteristic that is masked when a dominant allele is present
point mutation
recessive
hypotonic
isotonic
30. A unit of heat; the amount of heat required to raise the temperature of one gram of water by one degree centigrade
carbohydrate
trilobite
medulla
calorie
31. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells
mitosis
smooth muscle
pituitary
lichen
32. A specialized structure that carries out particular functions for eukaryotic cells
host
iris
eukaryote
organelle
33. A plant growth hormone
lens
chemotropism
auxin
pith
34. The phylum to which segmented worms belong
Annelida
disjunction
Coelentrata
isotonic
35. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells
gylcolysis
stoma
hemoglobin
endoplasm
36. The cavity between the lungs and the wall of the chest
Rh factor
pleural cavity
ventricle
binary fission
37. A family tree depicting the inheritance of a particular genetic trait over several generations
chitin
pedigree
coenzyme
myelin sheath
38. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm
nerve net
geotropism
retina
diastole
39. The process by which a certain function is regulated by the amount of the substance it produces
cytosine
feedback mechanism
angiosperm
dimorphism
40. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter
hyperthyroidism
colon
ilium
plastid
41. A short - stubby rod consisting of chromatin that is found in the nucleus of the cells; contains the genetic or hereditary component of cells (in the form of genes)
cuticle
chromosome
dimorphism
aorta
42. Tubules that excrete metabolic wastes into the hindgut in arthropods
malpighian tubules
heterozygous
polysaccharide
morphology
43. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans
ecological succession
ectoderm
antibody
Arthropoda
44. A sugar composed of two combined monosaccharides
deoxyribose
disaccharide
pollination
genetic code
45. An enzyme from the pancreas that digests proteins in the small intestine
pseudopod
trypsin
monosaccharide
thyroid
46. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to
excretion
hypertonic
atrium
cerebrum
47. A hydrogen carrier containing iron that functions in many cellular processes - including respiration
cytochrome
dimorphism
white matter
gastrula
48. Any organism that is the victim of a parasite
clotting
recessive
mucosa
host
49. An organ that stores urine temporarily before it is excreted
urinary bladder
carnivore
lymphocyte
lactid acid fermentation
50. A condition in which an organism may have a multiple of the normal number of chromosomes (4n - 6n - etc)
corpus luteum
mucosa
polyploidy
epinephrine