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QCE 2 2014 Test A
Test Description: This is 20 questions from QCE #2 2014
Instructions: Answer all questions to get your test result.
1) Which example shows the relationship between a living thing and a nonliving thing?
A
a flower makes food for a butterfly
B
water carries a rock downstream
C
a tree removes a gas from the air
D
an insect is food for a salmon
2) How do moose use a learned behavior to protect themselves?
A
they have hollow hair to keep warm in the winter
B
they use their wide hooves to prevent sinking in deep snow
C
they roll in a pool of muddy water to avoid fly bites
D
they have keen hearing to sense danger in the forest
3) In a desert environment, cactus wrens often build their nests in cholla cacti to avoid predators. This behavior does not hurt the cacti. Which type of relationship do cactus wrens and cholla cacti demonstrate?
A
mutualism
B
parasitism
C
commensalism
D
competitive
4) Which of the following is a biotic component of a desert?
A
low rainfall
B
hot temperature
C
horned lizard
D
polar bear
5) Salt concentration, water temperature, plankton, and the whale shark might all be used in a description of an ocean
A
climate
B
ecosystem
C
food web
D
population
6) Fungi are an important part of a terrestrial ecosystem because they
A
function as producers
B
recycle organic matter
C
bond oxygen to sulfur
D
store energy
7) Rabbits introduced into Australia over 100 years ago have become a serious pest. Rabbit populations increased so much that they displaced many native species of plant eaters. What is the most logical explanation for their increased numbers?
A
rabbits have a high death rate
B
there are few effective predators
C
additional rabbit species have been introduced
D
there is an increase in rabbit competitors
8) Which of these organisms are most helpful in preventing Earth from being covered with the bodies of dead organisms?
A
producers
B
fungi and bacteria
C
parasites and viruses
D
herbivores
9) If paleontologists finds fossils of many different species existing in the same area at approximately the same time, the paleontologist can conclude that the ecosystem in this area had a high degree of
A
geographic isolation
B
climatic variation
C
biological diversity
D
episodic speciation
10) The yucca moth lays its eggs inside the flower of the yucca plant. The larvae eat some of the plant seeds. When the moth flies away from the plant, it takes pollen from the yucca flower with it. How does the yucca moth help the yucca plant?
A
eats seeds
B
spreads pollen
C
hatches larvae
D
lays eggs
11) The highest concentration of life exists in the top 200 meters of ocean water. The most important factor that influences this concentration of life is the
A
large number of predators at lower depths
B
amount gases at the surface
C
amount of sunlight
D
amount of nutrients in the water
12) Which of these types of organisms would most likely have the largest populations in a pond ecosystem?
A
fish
B
snakes
C
frogs
D
algae
13) If farmers cleared a large forest and planted grass, the squirrels that had lived in the forest would most likely
A
move to other areas that had trees
B
learn to live in the long grass
C
find seeds and nuts to plant more trees
D
build their nests on the ground
14) All living and nonliving things that surround an animal are part of its
A
environment
B
life cycle
C
food chain
D
atmosphere
15) A scuba diver sees a squid releasing a cloud of black ink while the squid quickly moves away. Which stimulus most likely caused this behavior?
A
a storm overhead
B
a sudden increase in sunlight
C
a large tidal wave
D
a nearby predator
16) What do scientists mean when they refer to a population?
A
all the animals that acquire resources through similar methods
B
all the interbreeding members of a certain species in an ecosystem
C
all the organisms in an ecosystem
D
all the species that share similar anatomical features
17) What relationship is mutualistic?
A
an insect that lives and feeds on the body of an alligator
B
a bird that migrates to follow the movements of the butterflies that it eats
C
a deer that eats one kind of plant, which allows another kind of plant to grow in its place
D
an ant that lives on a plant and defends the plant from other insects
18) In a large forest with many animals, there are only a small number of bears. Which of these most likely limits the population of bears in the forest?
A
supply of food
B
predation by carnivores
C
type of tree
D
amount of suitable shelter
19) An ocean, a forest, and a grassy meadow are each examples of a complete ecosystem. Complete ecosystems contain
A
populations of plants and animals
B
biotic and abiotic factors (living and nonliving things)
C
rocks and water
D
animals
20) If Jessica has light eyes (bb) and both of her parents have dark eyes (Bb) which statement is true?
A
Jessica inherited both genes from her mother
B
Jessica inherited one recessive form of the gene from each parent
C
Jessica inherited one dominant form of the gene from each parent
D
Jessica inherited both genes from her father
*select an answer for all questions
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