1-1
Which of the following safety practices prevents damage to a microscope?
A swinging the microscope from the arm
B storing the microscope with the high power objective in place
C leaving the lamp on for the next class
D using lens paper to clean the objective lenses
1-2
A student using a compound microscope with an eyepiece magnification of 5X and an objective lens magnification of 20X will observe a cell that is –
F 4 times greater than an unaided eye
G 100 times greater than an unaided eye
H 205 times greater than an unaided eye
J 1,000 times greater than an unaided eye
1-3
The graph has been constructed incorrectly. Which of these needs to be corrected in order to improve the graph?
A The axes are labeled with inappropriate intervals
B The dependent and independent variables are on the wrong axis
C The title is inconsistent with the investigation
D One or both axes are missing units
1-4
Below you will find a chart of Latin prefixes and suffixes. Use the chart to determine which word is incorrectly defined.
Prefix/Suffix / Definition / Prefix/Suffix / Definition
A / Without, lacking / Graph / Write, Draw
Auto / Self / Gymno / Uncovered
Bio / Living / Sperm / Seed
Chrom / Color / Therm / Temperature
A Abiotic: without life, not living
B Autotherm: capable of regulating its own body temperature
C Chromagraph: color drawing or color chart
D Gymnosperm: a seed that has a covering
T1 SCOPES: Week 2
2-1
Below you will find a chart of Latin prefixes and suffixes. Use the chart to determine which word is incorrectly defined.
Prefix/Suffix / Definition / Prefix/Suffix / Definition
Macro / Large, great / Proto / First
Micro / Small, millionth / Scope / See, watch
Omni / All, every / Vor / Eat greedily
Phage / eat / Zo / animal
A macrophage: type of white blood cell that devours many substances in the blood
B microscope: an instrument for viewing very small objects
C omnivore: organism that eats or feeds only on animals or animal tissues
D protozoan: single-celled organisms often called the first, primitive animal organisms
2-2
The graph shows the optimal temperature ranges and rainfall for four crops. Long-range weather forecasts predict temperatures averaging between 30oC and 40oC and less than 10 cm of rain per month. Under these predicted conditions, which of the following crops is most likely to grow best?
A Pole beans
B Squash
C Watermelons
D Corn
2-3 (12A)
Within a certain community, crows actively eat brightly colored beetles. Which interaction is being displayed between the population of crows and the population of beetles?
A commensalism
B mutualism
C parasitism
D predation
2-4 (11C)
A student sets up a compost bin outdoors. Inside the bin microorganisms convert the student’s vegetable and paper scraps into rich fertilizer. Which of the following best describes the role that these microorganisms play in natural habitats?
A The microorganisms help balance the numbers of producers and consumers.
B The microorganisms help keep nutrients cycling through the ecosystem.
C The microorganisms turn solar energy into sugars.
D The microorganisms function as autotrophs.
2-5 (12C)
According to this food web, which of the following are omnivores?
A Snakes
B Rabbits
C Mice
D Grasshoppers
2-6 (12A)
Bacteria are present in the digestive tract of some herbivores. The bacteria break down plant cellulose, making it possible for the herbivore to digest plant material. These bacteria live in a stable environment with sufficient food and water. The herbivore and the bacteria in this relationship –
A benefit each other
B compete for survival
C are producers
D are secondary consumers
T1 SCOPES: Week 3
3-1 (12A)
The relationship between a desert bat and a giant saguaro cactus is considered mutualistic because the cactus provides food for the bat and because –
A the cactus needs protect the bat from predators
B the bat transfers pollen between cactus flowers
C the cactus’s flowers attract bugs to the bat
D the bat prevents moisture from reaching the plant
3-2 (11D)
As ecosystems move through the stages of succession, the populations of organisms in them change. Which of the following describes the stage of succession likely to have the most species diversity?
A A newly formed volcanic island
B An agricultural field that has not been plowed for one year
C A temperate forest that has never been cleared for logging
D A field that is regularly mowed
3-3 (12C)
The diagram below shows a standard pyramid of numbers that indicates the number of individual organisms in a community. Which of the following situations would form a pyramid showing more consumers than producers?
A A small plot with 500 corn plants and 100 grasshoppers
B One pond with 300 producers and one snake
C An 11.000 m3 lake with 75 fish and one alligator
D One giant oak tree with 10,000 insects and 10 lizards.
3-4 (12C)
A marine ecosystem is represented below.
What is lost to the environment at each of the trophic levels to this ecosystem?
A Nutrients from the soil
B Living space for the organisms
C Food sources
D Heat
3-5 (12C)
The Texas blind salamander (Eurycea rathbuni) lives in the Edwards Aquifer region around San Marcos. Along with other species, the salamander lives in total darkness in the underground crevices and caves of the aquifer region. The table lists some of the organisms that live in this environment and their food sources.
Edwards Aquifer Cave Inhabitants / Food Sources
Texas blind salamander / Blind shrimp, amphipods
Blind shrimp / Protozoa, fungi, detritus
Snails / Detritus
Amphipods / Detritus
Intestinal roundworm / Texas blind salamander
In the energy pyramid for these aquifer cave dwellers, which of the following would be placed at the bottom?
A Snails
B Blind shrimp
C Protozoa
D Texas blind salamanders
3-6 (12C)
A terrestrial food web is shown below.
Which of the following lists only organisms that are secondary consumers in this food web?
A Mice, rabbits, herbivorous insects, and squirrels
B Predaceous insects, toads, spiders, and foxes
C Spiders, foxes, owls, hawks and snakes
D Insectivorous birds, seed-eating birds, owls and hawks
T1 SCOPES: Week 4
4-1 (12F)
Global warming causes an increase in coastal water temperatures. Increased coastal water temperature causes a decrease in reproduction of krill. Which of these specimens would most likely experience an increase in population?
A gull
B herring
C anchovy
D phytoplankton
4-2 (12B)
The characteristics of some organisms are listed below.
- Algae-producers
- Largemouth bass-carnivorous fish
- Minnow-omnivorous fish
- Daphnia-herbivorous crustacean
- Osprey-carnivorous bird
Alargemouth bass osprey algae daphnia minnow
Balgae minnow daphnia osprey largemouth bass
Cosprey largemouth bass minnow daphnia algae
D algae daphnia minnow largemouth bass osprey
4-3 (12C)
Based on the diagram of a biomass pyramid shown, which statement best explains why the total biomass of snakes is less than that of the other members of the ecosystem?
AThere is a decrease in available energy at each higher level of the pyramid.
BThe total energy of the producers is less than the total energy of the consumers.
CThere is more energy available at the consumer level than at the producer level.
D The greatest amount of available energy is found at the top level of the pyramid.
4-4 (12A)
A lichen is a combination of fungus and algae that lives on the sides of trees, rocks, and other materials. The fungus provides the algae with water and minerals and the algae uses the water and minerals to make food for both organisms. What type of relationship does the lichen represent?
A parasitism C mutualism
B commensalism D predation
4-5(9A)
Which of the following biomolecules typically contains both nitrogen and phosphate?
A Lipid
B Protein
C Nucleic acid
D Carbohydrate
4-6 (9A)
What substance could be represented by the letter X in the diagram?
A carbohydrates
B ozone
C carbon dioxide
D water
T1 SCOPES: Week 5
5-1 (9A)
Compare the 2 food labels below.
Which chip has the least total carbohydrates per serving?
A Doritos
B Baked! Ruffles
C Both chips have an equal amount of carbohydrates per serving
D Impossible to determine
5-2 (9A)
A simple sugar such as glucose is classified as a --
A monosaccharide
B disaccharide
C polysaccharide
D nucleotide
5-3 (9C)
An enzyme that works best in an acidic environment would function best at a pH of
A 11
B 9
C 3
D 7
5-4 (9A)
The brown paper test for lipids is positive when food is placed on the paper and a spot forms which will allow light to pass through it. Which food would give the most positive test for lipids?
A French fries C Sugar
B Bread D Carrots
5-5(9A)
Which of the following foods listed in the table below is an example of a polysaccharide?
Name of Food / Type of Nutrient / Macromolecule
Butter / Fats and Oils / Lipid
Pasta / Starch / Carbohydrate
Ribs / Fat and Protein / Protein
Pancake syrup / Sugar / Carbohydrate
A butter C ribs
B pasta D pancake syrup
5-6(9A)
Which compounds represent carbohydrates?
A A and E
B B and F
C A and F
D B and D
Revised Summer 2017 | p.1