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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. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male
goiter
maltase
stamen
sex chromosome
2. The living matter of a cell - located between the cell membrane and the nucleus
follicle
cytoplasm
urethra
Protista
3. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine
nerve
phylogeny
cytosine
dominance
4. The male gonads that produce sperm and male hormones
testes
cone
erythrocyte
physiology
5. The ability of an organism to contribute its alleles and therefore is phenotypic traits to future generations
spermatogenesis
fitness
lymph
chromosome
6. The part of the flower that bears the female gametophyte
tetrad
coelom
lipase
pistil
7. A nerve fiber
reduction
meristem
plasma membrane
axon
8. The fluid that remains after fibrinogen is removed from the blood plasma of vertebrates
nerve
mitosis
cytochrome
serum
9. A cell resulting from the fusion of gametes
synapse
serum
embolus
zygote
10. Compounds in bile that aid in emulsification
blastula
aorta
purine
bile salts
11. An endocrine gland located in the neck that produces thyroxin
maltase
pith
larva
thyroid
12. A stomach enzyme that partially digests proteins
geographical barrier
germ cell
pepsin
vein
13. The female gonad in animals; the base of the pistil in plants
epicotyl
autotroph
vitamin
ovary
14. A large class of arthropods - including crabs and lobsters
Crustacea
genetic drift
tetrad
bile
15. Describes cells that have a double set of chromosomes in homologous pairs (2n)
levels of structure
inner ear
diploid
secondary tissue
16. The liquid part of blood
nuclear membrane
plasma
reduction
cloaca
17. A resistance to disease developed through the immune system
egg
protein
uracil
immunity
18. The orientation of cells or organisms in relation to chemical stimuli; the growth or movement response of organisms to chemical stimuli
systole
somatic cell
chemotropism
olfactory
19. 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
allele
thymine
plasma membrane
20. Bacteria that are rod shaped
nucleus
dendrite
bacillus
ethanol fermentation
21. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells
gall bladder
epicotyl
mitosis
monosaccharide
22. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter
hyperthyroidism
prophase
small intestine
fibrinogen
23. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes
spindle
smooth muscle
cuticle
meiosis
24. The innermost embryonic germ layer that gives rise to the lining of the alimentary canal and to the digestive and respiratory organs
style
biotic
endoderm
microbodies
25. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria
transpiration
cytoplasm
legume
Rh factor
26. A disease-causing organism
pathogen
cerebral cortex
urine
food vacuole
27. Unicellular organism with simple cell structure
prokaryote
active immunity
transpiration
hemoglobin
28. A cell in the retina that is sensitive to colors and is responsible for color vision
allantois
cone
anther
ptyalin
29. The sensory branch of each spinal nerve
gylcolysis
dorsal root
urethra
progesterone
30. The mammalian oviduct that leads from the ovaries to the uterus
tundra
legume
fallopian tube
marsupial
31. The ways in which organisms regulate their internal heat
tetrad
rhodopsin
thermoregulation
fitness
32. A stage of mitosis; chromosomes line up at the equator of the cell
mucosa
coelom
acetylcholine
metaphase
33. A fat-digesting hormone
phylum
monocotyledon
lipase
F1
34. An enzyme that acts upon maltose and converts it into glucose
fibrin
Annelida
genotype
maltase
35. 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
codominant
mesoderm
endoplasmic reticulum
epiglottis
36. A thyroid deficiency that results in stunted growth and feeblemindedness
somatic cell
ecology
cretinism
lipase
37. 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
Mendelian laws
linkage
climax community
coelom
38. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome
gene
epidermis
small intestine
binary fission
39. The division in animal cell cytoplasm caused by the pinching in of the cell membrane
bile
isotonic
glottis
cleavage
40. A chemical messenger that is secreted by one part of the body and carried by the blood to affect another part of the body - usually a muscle or gland
hormone
cerebellum
cerebral hemisphere
reduction
41. The cellular layer that covers external and internal surfaces
epithelium
semicircular canals
stomach
vestigial organ
42. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen
active immunity
centriole
fermentation
excretion
43. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath
primary spermatocyte
white matter
platelet
consumer
44. An embryonic structure that gives rise to the central nervous system
epithelium
neural tube
cloaca
pepsin
45. A period in the development of animals between the embryo and adult stages; starts at hatching and ends in metamorphasis
white matter
larva
erythrocyte
trypsin
46. The loss of all or part of a chromosome
pseudopod
fitness
flagellate
deletion
47. Changes in genes that are inherited
mutation
fertilization
mitochondria
exocrine
48. A simple sugar
monosaccharide
meiosis
mutualism
gibberellin
49. An association between an algae and a fungus that is symbiotic and mutualistic in nature
nerve net
lichen
adaptive radiation
crossing over
50. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside
ADH (vassopressin)
exocytosis
homologous
osmosis