Ultimate Quiz On Ecosystems

24 Questions | By R_martinez | Last updated: Mar 20, 2022 | Total Attempts: 210

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1.

The Sun provides radiant energy to ____________, which converts the suns energy to glucose and oxygen.
2.

A non-native plant is introduced into a diverse, mature ecosystem in equilibrium. Assuming that the non-native plant has no natural enemies and that it thrives in the ecosystem, how will it affect the community?
- A.
  
  The native species will become more like the new plant.
- B.
  
  The number of native species will decrease.
- C.
  
  The number of native species will not be affected at all.
- D.
  
  The native species will all become extinct.
3.

What characteristic about parasitism and predation is similar?
- A.
  
  In both cases, both organisms in the interaction are destroyed.
- B.
  
  In both cases, both organisms in the interaction benefit.
- C.
  
  Neither organism is harmed in the interactions.
- D.
  
  In both cases one organism benefits and the other is harmed.
4.

Based on the diagram above, which of the following is a major producer of energy in this ecosystem?
- A.
  
  Owl
- B.
  
  Mouse
- C.
  
  Grass
- D.
  
  Mushroom
5.

Study the diagram shown above. Which of the following is NOT a way that mice transfer energy in this system?
- A.
  
  Mice use energy from sunlight to make food.
- B.
  
  Mice use energy stored in grass.
- C.
  
  Dead mice are an energy source for decomposers.
- D.
  
  Mice supply energy to owls.
6.

Which statement best describes a relationship shown by this energy pyramid?
- A.
  
  The rabbits are secondary consumers in this energy pyramid
- B.
  
  The grass is a primary consumer in this energy pyramid
- C.
  
  Only the coyote is dependent on the rabbits for energy
- D.
  
  Only the rabbits are dependent on grass for energy
7.

Refer to the diagram above. Which of the following is the MOST important energy source for grass in this ecosystem?
- A.
  
  Hydrogen (H)
- B.
  
  Sunlight
- C.
  
  Carbon (C)
- D.
  
  Oxygen (O)
8.

Bees and flowers are abiotic factors in an ecosystem. _________________________
- A.
  
  True
- B.
  
  False
9.

Decomposers obtain energy by breaking down wastes and the remains of dead organisms. _________________________
- A.
  
  True
- B.
  
  False
10.

Second-level consumers may be either carnivores or omnivores. _________________________
- A.
  
  True
- B.
  
  False
11.

All the biotic and abiotic factors in an area together make up a(n) ____________________.
12.

Which organisms belong to the same food chain?
- A.
  
  Clover, mouse, rabbit, owl
- B.
  
  Wheat, grasshopper, hawk
- C.
  
  Clover, dandelion, caterpillar, frog
- D.
  
  Wheat, mouse, snake, owl
13.

SUN -> STRANGLER -> FIG -> CATERPILLAR -> LIZARD -> HARPY EAGLE What would happen if pesticides drastically reduced the number of caterpillars in this food chain?
- A.
  
  The strangler fig population would be unaffected; the lizard population would increase.
- B.
  
  The lizard population would remain the same; the strangler fig population would decrease.
- C.
  
  The strangler fig population would increase; the lizard population would decrease.
- D.
  
  The lizard population would adapt to eating the strangler fig.
14.

Water, sunlight, and soil are ____________________ factors in an ecosystem.
15.

How many producers are in this food web?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
16.

Acquired or learned behaviors can not be passed on genetically. Which of the following is NOT an inherited trait?
- A.
  
  The flavor of a fruit
- B.
  
  Ability of a skunk to spray
- C.
  
  Shape of nose
- D.
  
  Ability to read
17.

In 1989, a tanker carrying oil struck a reef and spilled 11 million gallons of oil in an Alaskan bay. The oil not only spilled into the harbor, but also washed up on the shore line. The spill killed millions of fish, birds that lived on the shore, sea otters, porpoises, seal lions and many whales. Every form of life in the area was affected. Scientists have carefully studied the area and its species since the initial spill to determine both short-term and long-term effects. Which of the following was affected the least by this catastrophic event?
- A.
  
  Plants along the shoreline
- B.
  
  Fisherman in the area
- C.
  
  Crustaceans that lived on the bottom of the bay
- D.
  
  Sea birds that migrate
18.

What is the phase of the moon indicated by the 1 in the diagram shown above?
- A.
  
  Waning crescent
- B.
  
  Waning quater
- C.
  
  Waxing crescent
- D.
  
  Waxing gibbous
19.

Which point on the diagram best represents the relationship between Earth and the Sun when it is summer in South America?
- A.
  
  A
- B.
  
  B
- C.
  
  C
- D.
  
  D
20.

The Milky Way is an example of a galaxy with a _______________.
- A.
  
  Globular
- B.
  
  Irregular
- C.
  
  Spiral
- D.
  
  Elliptical
21.

Where on the diagram should the student place the moon to accurately show its position relative to the Earth and the sun during a full moon?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
22.

Which of the following is an example of a chemical reaction?
- A.
  
  Tearing
- B.
  
  Evaporating
- C.
  
  Baking
- D.
  
  Coloring
23.

Lithium, a highly reactive metal, is a member of the alkali metals. Use the periodic table to determine which element would have chemical properties that are similar to lithium.
- A.
  
  Sodium
- B.
  
  Carbon
- C.
  
  Oxygen
- D.
  
  Mercury
24.

Which of the following determines the identity of an element?
- A.
  
  Atomic number
- B.
  
  Mass number
- C.
  
  Atomic mass
- D.
  
  Overall

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