Fire ants were introduced in this country in the early 1900s. They have spread across the southern US and have driven out the native ant species. This is due to -
mimicry
niche reassignment
competitive exclusion
symbiosis
3. Multiple Choice
30 seconds
1 pt
How much of the original amount of energy is available at the 2nd trophic level of an ecological pyramid?
1%
10%
100%
impossible to determine
4. Multiple Choice
30 seconds
1 pt
Which of the following could occupy the first trophic level of an ecological pyramid?
primary producers
primary consumers
herbivores
carnivores
5. Multiple Choice
30 seconds
1 pt
A fly that looks like a wasp is using which of the following?
cryptic coloration
Batesian mimicry
Mullerian mimicry
camouflage
6. Multiple Choice
30 seconds
1 pt
Which of the following would have plants that lose their leaves in the autumn?
tropical rainforest
taiga
tundra
deciduous forest
7. Multiple Choice
30 seconds
1 pt
The removal of water to form a bond is called -
hydrolysis
dehydration synthesis
oxidation
exergonic
8. Multiple Choice
30 seconds
1 pt
Which of the following are examples of carbohydrates?
glucose, glycogen, starch
fats, waxes, steroids, cholesterol
phospholipids
DNA, RNA
9. Multiple Choice
30 seconds
1 pt
Which property of water describes water attracted to itself?
adhesion
cohesion
capillary action
evaporative cooling
10. Multiple Choice
30 seconds
1 pt
Which of the following describes water attraction to your windshield?
surface tension
cohesion
capillary action
adhesion
11. Multiple Choice
30 seconds
1 pt
Which of the following properties of water allows insects to walk on it and leaves to float?
adhesion
surface tension
capillary action
12. Multiple Choice
30 seconds
1 pt
Which of the following is the monomer of a carbohydrate?
monosaccharide
amino acid
glycogen
nucleotide
13. Multiple Choice
30 seconds
1 pt
Which of the following is the monomer of a protein?
amino acid
pyruvic acid
monosaccharide
polypeptide
14. Multiple Choice
30 seconds
1 pt
Which type of bonds allow water to water molecule bonding?
ionic
covalent
hydrogen
peptide
15. Multiple Choice
30 seconds
1 pt
What does the atomic mass of an atom indicate?
number of electrons only
number of protons only
number of protons and electrons
number of protons and neutrons
16. Multiple Choice
30 seconds
1 pt
What does the atomic number of an atom indicate?
number of protons only
number of electrons only
number of protons or electrons
number of neutrons
17. Multiple Choice
30 seconds
1 pt
What does a high concentration of H ions indicate about a solution?
it is acidic
it is basic
it is neutral
it has a high pH number
18. Multiple Choice
30 seconds
1 pt
Disulfide bonds are formed during which of the following structures of protein formation?
primary
secondary
tertiary
quarternary
19. Multiple Choice
30 seconds
1 pt
If an enzyme is heated to an extreme temperature, which of the following is not true?
it will remain the same
the secondary structure may be affected
it could denature
the tertiary structure may be affected
20. Multiple Choice
30 seconds
1 pt
A cell that contains cytoplasm and ribosomes and DNA in the nucleoid region would be a(n) -
eukaryote
prokaryote
virus
protist cell
21. Multiple Choice
30 seconds
1 pt
Which of the following produces protein?
lysosomes
SER
nucleolus
ribosomes
22. Multiple Choice
30 seconds
1 pt
Which of the following packages products made in the ER?
Nucleolus
ribosome
Golgi Apparatus
lysosome
23. Multiple Choice
30 seconds
1 pt
Which of the following produce energy for cells?
lysosomes & mitochondria
mitochondria & chloroplasts
nucleus & Golgi apparatus
SER & RER
24. Multiple Choice
30 seconds
1 pt
Which of the following became part of a eukaryotic cell through endosymbiosis?
RER
lysosome
chloroplast
nucleus
25. Multiple Choice
30 seconds
1 pt
Which of the following is considered part of the endomembrane system of the eurkaryotic cell?
plasma membrane
RER
ribosome
nuleolus
26. Multiple Choice
30 seconds
1 pt
A solution the would cause an animal cell to lyse would be ___ to the cell.
isotonic
hypertonic
hypotonic
27. Multiple Choice
30 seconds
1 pt
Which of the following uses a protein to transport materials across the plasma membrane?
endocytosis
exocytosis
pinocytosis
facilitated diffusion
28. Multiple Choice
30 seconds
1 pt
Which of the following processes uses cellular energy?
facilitated diffusion
active transport
diffusion
osmosis
29. Multiple Choice
30 seconds
1 pt
A solution that contains more solutes than water has a ___ water potential than a solution with less solutes.
higher
lower
impossible to tell
zero
30. Multiple Choice
30 seconds
1 pt
Osmosis occurs from ___ water potential to ___ water potential.
higher; lower
lower; higher
zero; higher
zero; lower
31. Multiple Choice
30 seconds
1 pt
Which of the following is common to all organic compounds?
the presence of nitrogen
the presence of carbon
OH groups
hydrogen bonds
32. Multiple Choice
30 seconds
1 pt
Which of the following supports the Endosymbiotic Theory?
cells produce their own proteins
glycolysis is common to all cells
mitochondria contain their own DNA and ribosomes
chloroplasts developed from enfoldings of the cell membrane
33. Multiple Choice
30 seconds
1 pt
When more energy is gained from a reaction than is used to start it, this is called -
exergonic
endergonic
anabolic
34. Multiple Choice
30 seconds
1 pt
Which organic monomer is characterized by the following groups: N-C-C COOH and NH2
monosaccharide
lipid
nucleic acid
amino acid
35. Multiple Choice
30 seconds
1 pt
Which of the following are prokaryotes and have members that could survive extreme temperatures?
Eubacteria
Protista
Fungi
Archaebacteria
36. Multiple Choice
30 seconds
1 pt
Which of the following describes all of the organic matter in an ecosystem by mass?
pyramid of energy
pyramid of numbers
pyramid of biomass
37. Multiple Choice
30 seconds
1 pt
Which of the following would not be found in plant cells?
plasmodesmata
centrioles
cell wall
mitochondria
38. Multiple Choice
30 seconds
1 pt
Which of the following lowers the activation energy of reactions in biological systems?
cellulose
glycogen
enzymes
triglycerides
39. Multiple Choice
30 seconds
1 pt
Similar organisms that live in the same area may reduce competition through
resource partitioning
symbiosis
occupying the same niche
sharing a habitat
40. Multiple Choice
30 seconds
1 pt
What is Ariel's best friend's name?
Flounder
Sebastian
Belle
Princess Leia
41. Multiple Choice
30 seconds
1 pt
Nemo's relationship with his house "anemonemone" is -
commensalism
mutualism
parasitism
competition
42. Multiple Choice
30 seconds
1 pt
Individuals who reproduce later in life, have few offspring and die at an old age is represented in a ___ survivorship curve.