WorksheetsBiology EOC Review Set 6
Total questions: 30
Worksheet time: 18mins
Name
Class
Date
1.
Level Z represents the ___ level of organization in living things.
a)
Population
b)
Organ
c)
Organism
d)
Organ system
2.
In the diagram shown, which best describes the “population” level of organization?
a)
The mother cougar
b)
The mother cougar and her cubs
c)
The mother cougar preying on the doves
d)
The doves, cougars, sparse vegetation, and soil
3.
If letter Z is a tree, letter X could be a _____.
a)
Chloroplast or cell wall
b)
Guard cell or palisade cell
c)
Phloem or xylem tissue
d)
Apple or pear
4.
If letter X are lungs with air sacs, then letter Q could be _____.
a)
Flock of snow geese
b)
A large tuna or salmon
c)
Red blood cells carrying oxygen to an elephant’s tissues
d)
Respiratory system of an owl
5.
An energy pyramid is shown in the diagram. Which organism in the pyramid receives the least amount of energy?
a)
fox
b)
bird
c)
grasshopper
d)
grass
6.
A food chain for a lake is shown. DDT is a chemical that was used to kill mosquitoes around the lake. Some DDT was later found in the water. According to this food chain, which of these organisms most likely contains the greatest concentration of DDT in its tissues?
a)
An alga
b)
A minnow
c)
A bass
d)
An osprey
7.
Many mammals and birds eat crops and seeds that have been sprayed with pesticides that farmers used to control insect damage. If these animals are eaten, then the pesticides are passed on to their predators. In this way, the pesticides __
a)
are effectively removed from the food chain
b)
increase in concentration while moving up the food chain
c)
decrease in concentration while moving up the food chain
d)
remain at the same concentration while moving up the food chain
8.
An energy pyramid is shown. Which statement best describes the flow of energy in the pyramid?
a)
10% of the energy is gained as it moves from the grasshopper to the grass.
b)
10% of the energy is transferred as it moves from the toad to the snake.
c)
90% of the energy is gained as it moves from the snake to the toad.
d)
90% of the energy is lost as it moves from the grasshopper to the toad
9.
In terms of energy, what is most efficient for you to eat?
a)
Rice and beans
b)
Corn and sausage
c)
Steak and eggs
d)
Baked potato and barbeque ribs
10.
An energy pyramid is shown.Which organism receives the least amount of energy from the producer?
a)
Whales
b)
Seals
c)
Herring
d)
Krill
11.
An energy pyramid is shown. As energy moves through the pyramid, the amount of available energy ___.
a)
Increases as the size of the organisms increase
b)
Doubles as it moves up each trophic level.
c)
Remains the same as it is transferred to the next trophic level.
d)
Decreases because it is used by the organism and released as heat
12.
A food web is diagrammed. What would most likely happen if the rabbit population decreased as a result of another predator being introduced to the food web?
a)
The fox population would decrease
b)
The food web would not be affected
c)
The bird population would increase
d)
The spider population would decrease
13.
Following diagram represents a food pyramid.
Which trophic level has the greatest total amount of energy to transfer to the next level?
Which trophic level has the greatest total amount of energy to transfer to the next level?
a)
Grain
b)
Mouse
c)
Snake
d)
Hawk
14.
An aquatic food chain is shown. What would most likely result if water-borne bacteria caused the death of most of the minnow population?
a)
Decrease in both algae and zooplankton population
b)
Increase in both zooplankton and perch population
c)
Increase in both perch and hawk population
d)
Decrease in both perch and hawk population
15.
If 10,000 joules are available at the insect trophic level, approximately how many calories of usable energy will be available to the owl?
a)
10 J
b)
100 J
c)
1,000 J
d)
100,00 J
16.
Which statement is not supported by the information in the diagram?
a)
Through photosynthesis the plant creates food, which is essential to the fox.
b)
CO2 released by the plant and O2 released by the fox are waste products.
c)
Gases produced by the plant and fox form the ozone layer.
d)
The fox uses the O2 from the plant, and the plant uses the CO2 from the fox.
17.
What do the arrows in the diagram shown represent?
a)
Ecological succession
b)
Law of Conservation of Mass and Energy
c)
Energy Flow
d)
Movement through stages in life cycles
18.
If mercury levels were at dangerous levels in these organisms’ environment, which organism would be the worst for you to eat?
a)
Plankton in sushi
b)
Fried cod
c)
Seal
d)
Whale stake
19.
Where is there the most energy available in this food chain?
a)
Phytoplankton
b)
Cod
c)
Leopard seal
d)
Killer whale
20.
The red-billed ox pecker obtains a steady food supply by constantly picking ticks off the bodies of large animals such as giraffe, zebra, and rhinoceros. This helps the animals get rid of parasites. This relationship is best described as ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
21.
Sea otters often float and sleep on forests of kelp. Here in the kelp forest, they eat sea urchins. This relationship is best described as ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
22.
Mistletoe can grow on oak trees and extract water and nutrients at the oak tree’s expense. This relationship is best described as ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
23.
Remoras have suckers on the tops of their heads and they can attach themselves to sea turtles, rays, sharks, large fish, and whales. They hitch a ride and fee of the leftovers scattered from their hosts. The hosts are unaffected by their behavior. This relationship is best described as ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
24.
Termites are insects that consume wood fibers as their primary food source. The termites contain organisms called protozoa that live inside their gut and help them digest cellulose found in the wood fibers. The termite provides the protozoa with food and shelter. These two organisms have a relationship of ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
25.
Fungal mycorrhizae live on the roots of many plants called legumes. The mycorrhizae increase the capability of plant roots to absorb nutrients. In return the plant provides support and a supply of carbohydrates to the mycorrhizae. This is an example of ___.
a)
Commensalism
b)
Parasitism
c)
Mutualism
d)
Predation
26.
A graph showing the population of two species is shown. Which of the following is the most likely relationship between the two species?
a)
Species A and B do not affect one another.
b)
Species A and B have a symbiotic relationshp
c)
Species A and B occupy the same niche
d)
Species A and B have a predatory-prey relationship
27.
What class of organisms ingests dead and decaying matter, reducing it to simpler molecules that can be reintroduced into the environment?
a)
consumers
b)
producers
c)
decomposers
d)
omnivores
28.
Organisms that make up the first level of a food chain and produce their own food are classified as ___.
a)
predators
b)
autotrophs
c)
heterotrophs
d)
decomposers
29.
In shallow tropical seas, brightly colored clown fish find protection from predators by swimming among the stinging tentacles of sea anemones. Unlike other fish, the clown fish is unharmed by the stinging tentacles. Scientists think the ability of clown fish to remain unharmed among the tentacles is the result of ____
a)
Predation
b)
Parasitism
c)
Commensalim
d)
Mutualism
30.
In a grassland ecosystem, a certain species of predator preys mainly on large herbivores. Which would most likely be a direct result if there were a sudden decrease in the predator population?
a)
A increase in primary consumer populations
b)
An increase in grassland biodiversity
c)
An decrease in the local concentration of atmospheric oxygen
d)
An increase in the activity of scavengers and decomposers
100 %
