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ECology - Part 1
1
of
25
💡
Hints:
3
Q1. A close interaction between tow or more different species is known as
A. symbiosis
B. commensalism
C. mutualism
D. botulism
Q2. How do lichens contribute to primary succession?
A. Lichens decompose organic matter from animals and plants
B. Lichens begin to break down rock to form soil
C. Lichens are nitrogen fixing bacteria
Q3. An organism that makes its own food is called a/an
A. consumer
B. heterotroph
C. autotroph
D. chloroplast
Q4. A decomposer?
A. Eats dead plants or animals and breaks down to put nutrients in the soil
B. Eats plants or other animals for food
C. Makes its own food
D. Machine that gathers trash
Q5. Which organism is likely to be at the beginning of a food chain for a pond?
A. Sunfish
B. Freshwater shrimp
C. Paramecium
D. Green Algae
Q6. The lion hunting and eating an antelope is an example of:
A. symbiosis
B. cooperation
C. predation
Q7. A rock or boulder is considered
A. biotic
B. abiotic
Q8. Skunks often live in burrows that have been dug and abandoned by wood chucks.
×
A. commensalism
B. mutualism
C. parasitism
D. predation
Q9. Which of the following is not true about populations in ecology?
A. Populations are geographically based.
B. Populations include only a single species.
C. The number of individuals in any single population is the same.
D. Species that consist of only one or very few populations are particularly vulnerable to extinction.
Q10. A(n)___ is an unusually high water state in which water overflows its natural or artificial banks.
A. communities
B. wildfires
C. floods
D. landslides
Q11. Human beings are animals that eat both vegetation (plants) and meat (flesh). Using this information, which category do we best fit into?
A. omnivore
B. carnivore
C. herbivore
D. producer
Q12. An Oak tree is an example of
A. a consumer
B. a producer
C. an herbivore
Q13. Aaherbivore eats
A. only plants
B. only animals
C. plants and animals
D. sunlight
Q14. A diagram that shows all possible paths of energy flow is a
A. Food chain
B. Energy pyramid
C. Food web
D. Numbers pyramid
Q15. which is NOT an autotroph
A. tree
B. plant
C. mushroom
Q16. What is an "ecosystem"?
A. interdependence of organisms
B. The interaction of the living (biotic) and non-living (abiotic) of a community within their environment.
C. Photosynthesis in plants
D. Food, shelter, pollination, seed dis persal.
Q17. Which level of organization includes all of the other levels?
A. community
B. ecosystem
C. individual
D. population
Q18. Food, water, sunlight, air, soil are resources that are often
A. limiting factors
B. wet
C. messy
D. found in rocks
Q19. These flowers are an example of a
×
A. Organism
B. Population
C. Community
Q20. Whichspeciestendtogoextinctmore frequently?
×
A. narrow niche creatures
B. broad niche creatures
Q21. Carbon Dioxide is the primary source of greenhouse gases and driver of climate change.
A. True
B. False
Q22. What is a predator
A. An animal that eats meat
B. An animal that hunts and kills its prey
C. An animal that eats dead animals that it finds
D. An animal that eats vegetables
Q23. This trophic pyramid most shows
×
A. how matter cycles in this ecosystem
B. how energy flows through this ecosystem
C. how energy cycles in this ecosystem
D. all the living things that live in this ecosystem
Q24. Why does it take less time for secondary succession to occur?
A. because there are rocks
B. because there is soil
C. because it just does
Q25. What will a graph look like when death rate equals birth rate?
A. Increasing
B. Descreasing
C. Staying the same
D. Increasing and then Decreasing
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