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Test your basic knowledge |
Honors Freshman Science
Start Test
Study First
Subject
:
science
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. Causes rapid cell division
cytokinin
Beta human chorion gonadotropic
cell wall
carbon cycle
2. New genetically identical 'self' grows on the side and then breaks off
budding
type 3 survivorship cure
negative tropic response
intrinsic rate of increase
3. Reproductive isolation due to different mating times
lipid
seasonal isolation
taiga
DNA replication
4. Collects waste products in a land egg
navigation
amino acid
allontois
insight learning
5. Involves mitosis and cytokinesis
density dependent factor
Bubourethral gland
M phase
transcription
6. Species that expend their energy in a single & huge reproductive effort
semelparous
cross fertilization
survivorship curve
meiosis 1
7. Proposes that simple prokaryotic organisms began living in symbiotic relationships that eventually became obligatory (necessary) as one cell engulfed the other
mitochondria
hydrophillic
M phase
endosymbiotic theory
8. Going from areas of low to high concentration & goes against the concentration gradient & requires cell energy
fat
the signal to start bringing amino acids
3' end
active transport
9. When the sister chomatids separate and the chromosomes move to opposite poles
embryo
kinetechore
social behavior
anaphase
10. The local environment where a species lives
habitat
secondary structure
3' end
growth from cell division
11. Found out that the hormone was being produced in the tip
kinetechore
Darwin
denaturation
secondary succession
12. The study of behavior in natural environments from an evolutionary perspective
internal fertilization
behavior ecology
cervix
asexual reproduction
13. A structure that separates the duplicated chromosomes during anaphase
mitotic spindle
altruism
test cross
ecosystem management
14. Breaking apart water
hydrolysis reaction
tRNA
exploitation competition
allopatric speciation
15. The site of photosynthesis
autosome
lysis
chloroplast
cytoskeleton
16. The sequence of nucleotides in one chain dictates the complementary sequence of nucleotides in the other
megaspore
amnion
phytochrome
complementary
17. Top of the stamen & where pollen is produced
species diversity
starch
anther
parasitism
18. Produces oxytocin
desert
DNA
nastic response
posterior pituitary
19. Turning energy from one form to another
telophase
energy transduction
tropic response
commensalism
20. The concentration of water is higher than in the other area
hypertonic
natural selection
mobile carrier
adaptive radiation
21. The number of species in a community
plasmolysis
keystone species
umbilical cord
species richness
22. A tool of ecological management in which the undergrowth and plant litter are deliberately burned under controlled condition before they accumulate to dangerous levels
gravitropism
controlled burning
learning
trophic level
23. When individuals of the same sex actively compete for mates
base substitution mutation
seminiferous tubules
intrasexual selection
barrier method
24. A double ringed nitrogenous base
frameshift mutation
pyrimidine
natality
symbiosis
25. Female part of the flower
incomplete dominance
pistil
cellulose
migration
26. When individuals are evenly spaced & occurs because of territoriality or competition for resources or space
K selection populations
complementary
uniform dispersion
grasslands
27. The movement of alleles
lysis
gene flow
directional selection
mitosis
28. The offspring of two genetically dissimilar parents
RNA
estrogen
hybrid
sexual reproduction
29. Produces follicle stimulating hormone (FSH) and luteinizing hormone (LH)
ovarian ligament
anterior pituitary
natural selection
GnRH
30. Unzips the DNA strand
amino acid
DNA helicase
Darwin
intrinsic rate of increase
31. A type of social learning based on early experience which allows offspring to bond to their mother
dynamic equilibrium
imprinting
land egg
RNA
32. An individual of unknown genotype is crossed with a homozygous recessive individual
intrauterine device (IUD)
test cross
quaternary structure
extinction
33. An evolutionary modification that improves the chances of survival and reproductive success in a given environment
autotroph
codon
pyramid of numbers
adaption
34. The time when no cell division in occurs
ribosome
behavioral (sexual) isolation
secondary consumers
interphase
35. Compounds with the same molecular formulas but different structures
disturbance
ester linkage
isomer
oviporous
36. The study of the past and present geographic distribution of organisms
nucleolus
megasporocyte
biogeography
macroevolution
37. Birth canal
Law of Independent Assortment
vagina
progesterone
promoter
38. A system of tubes and tubules used for internal storage and transport of proteins
meiosis 1
embryo
endoplasmic reticulum
hybrid
39. Fertile soil & all grass
interphase
snRNP
grasslands
home range
40. A mutation in which the entire reading chain is shifted & changed everything after an addition or delection
frameshift mutation
genotype frequency
enzyme
secondary structure
41. The study of changes in a population (how and why the population numbers increase and decrease)
paritally hydrogenated
population dynamics
succession
gross primary productivity
42. Chromosomes other than sex chromosomes
food web
phototropism
fundamental niche
autosome
43. 'packages' cell products
random dispersion
meiosis 1
microspore
Golgi complex
44. A fatty acid that contains the maximum possible number of hydrogens
fatty acid
DNA polymerase III
saturated fatty acid
transcription
45. A vacuole filled with digestive enzymes
endoctrine
lysosome
pyramid of numbers
the signal to start bringing amino acids
46. A group of populations of different species that live and interact in the same place at the same time
saturated fatty acid
community
megasporocyte
condensation reaction
47. The graph of the number of surviving individuals against age (birth to maximum age)
survivorship curve
community structure and functioning
ester linkage
secondary productivity
48. The accelerating population growth rate that occurs when optimal conditions allow a constant per capita growth rate
home range
intraspecific competition
exponential population growth
equilibrium
49. The tubules that extend from each pole to the equatorial region
auxin
asexual reproduction
polar microtubules
test cross
50. Cells are the basic unit of living organisms and all cells come from pre-existing cells
cell theory
cellulose
random dispersion
controlled burning