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ECology - Part 2
1
of
25
💡
Hints:
3
Q1. What are two letters that represent tertiary consumers in the food web?
×
A. Z & W
B. W & Y
C. U & T
D. V&S
Q2. In the ecological pyramids above, which type(s) of pyramid provides an example with an inversion?
×
A. pyramid of numbers only
B. pyramid of numbers and of energy
C. pyramid of numbers and of biomass
D. all of them
Q3. Habitat loss from separation of an ecosystem into small pieces of land.
A. Edge Effect
B. Habitat Fragmentation
C. Biological Magnification
D. Eutrophication
Q4. Which organism is a link between an aquatic food web and a terrestrial food web?
×
A. clam
B. dolphin
C. penguin
D. shark
Q5. Plants cannot grow in the ___ because sunlight cannot reach the cold depths.
A. coral reef
B. deep sea
Q6. Which is true of adaptations
A. Adaptations are a result of random changes in DNA that happened to be beneficial and are passed down to offspring.
B. Adaptations are a result of an animal needing a structure to survive in an environment.
C. Adaptations occur when an animal needs them to survive.
D. Adaptations are structural only.
Q7. What most likely caused the rabbit population to decrease over the f irst time unit shown in the following graph? Pay close attention to the (y) axis | and what it is telling you.
×
A. Adisease in the population of rabbits
B. Adecreasing population of grasses.
C. An increasing population of hawks.
D. A higher than normal population of snakes.
Q8. one organism kills and eats another
A. mutualism
B. commensalism
C. parasitism
D. predation
Q9. The non-living part of an ecosystem
×
A. Grass
B. Bacteria
C. Biotic
D. Abiotic
Q10. disease
A. density dependent factor
B. density independent factor
Q11. What is the carrying capacity of the deer population?
×
A. 10 deer
B. 98 deer
C. 78 deer
Q12. The development of an ecological community in an area that was once inhabited but experienced a catastrophe; soil is present
A. Secondary Succession
B. Primary Succession
C. Pioneer Species
D. Climax Community
Q13. How do animals get the nitrogen they need?
A. From the air they breathe
B. From the water they drink
C. From the food they eat
D. From the sun
Q14. Hookworms enter the human body by burrowing into the skin of the feet. Once in the skin, they enter the bloodstream and travel to the small intestine where they attach to the walls and begin to drink the person’s blood and weaken the victim.
×
A. mutualism
B. commensalism
C. parasitism
Q15. population
A. a group of organisms of the same species living in the same area
B. one organism
C. two organisms
D. a community of organisms
Q16. If the plant population decreased, the amount of carbon dioxide in the atmosphere would
A. Stay the same
B. Increase
C. Decrease
Q17. The plankton that are microscopic and plant like are called
×
A. zooplankton
B. phytoplankton
C. minnows
Q18. Eutrophication in lakes results from
A. 1. Eutrophication in lakes results from
B. A decrease in temperatures
C. An increase in carbon dioxide in the air
D. Anincrease in nutrients in the lake
Q19. TRUE OR FALSE?Water is a biotic factor
A. FALSE ___ IT IS AN ABIOTIC FACTOR/ NOT A BIOTIC FACTOR
B. TRUE ___ ITS CORRECT
Q20. When two species benefit from a relationship, it is considered to be
×
A. Parasitism
B. Commensalism
C. Mutualism
D. Neutralism
Q21. What is the initial source for global winds and convection in the atmosphere?
A. heat from the Earth’s core
B. the rotation of the Earth
C. Moon’s gravity
D. unequal heating of the Earth by the sun
Q22. An interaction in which an animal feeds on plants is called
A. carnivory
B. herbivory
C. predation
D. symbiosis
Q23. Most desert animals are small because
A. There isn’t enought space (room) in the desert.
B. it helps to conserve body heat
C. a smaller body is better when resources are limited
D. none of these
Q24. What is the smallest level of ecological organization
A. community
B. ecosystem
C. organism
D. population
Q25. What is the type of variation shown in this chart? Tick one box
×
A. continuous
B. discontinous
C. identical
D. incomplete
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