ch 18 review questions
TRANSCRIPT
![Page 1: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/1.jpg)
Ch. 18 Review
![Page 2: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/2.jpg)
Ch. 18.1 Abiotic factors
![Page 3: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/3.jpg)
Which term refers to the nonliving things in an ecosystem?A. climate factorsB. biotic factorsC. abiotic factorsD. atmospheric factors
![Page 4: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/4.jpg)
Which term refers to the nonliving things in an ecosystem?A. climate factorsB. biotic factorsC. abiotic factorsD. atmospheric factors
![Page 5: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/5.jpg)
Which of the following gases make up 78% of Earth’s atmosphere?A. OxygenB. Carbon DioxideC. NitrogenD. Water vapor
![Page 6: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/6.jpg)
Which of the following gases make up 78% of Earth’s atmosphere?A. OxygenB. Carbon DioxideC. NitrogenD. Water vapor
![Page 7: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/7.jpg)
Which of the following is a biotic factor?A. AtmosphereB. SunlightC. WaterD. Bacteria
![Page 8: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/8.jpg)
Which of the following is a biotic factor?A. AtmosphereB. SunlightC. WaterD. Bacteria
![Page 9: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/9.jpg)
Which of the following abiotic factors is needed for important life processes, such as releasing energy and photosynthesis?
A. AtmosphereB. SunlightC. WaterD. Soil
![Page 10: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/10.jpg)
Which of the following abiotic factors is needed for important life processes, such as releasing energy and photosynthesis?
A. AtmosphereB. SunlightC. WaterD. Soil
![Page 11: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/11.jpg)
Ch. 18.2 Cycles of Matter
![Page 12: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/12.jpg)
What is the energy source for the water cycle, causing water to evaporate?
A. The oceanB. The sunC. HumansD. The wind
![Page 13: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/13.jpg)
What is the energy source for the water cycle, causing water to evaporate?
A. The oceanB. The sunC. HumansD. The wind
![Page 14: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/14.jpg)
What process releases water from the leaves of plants?A. EvaporationB. TranspirationC. CondensationD. Precipitation
![Page 15: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/15.jpg)
What process releases water from the leaves of plants?A. EvaporationB. TranspirationC. CondensationD. Precipitation
![Page 16: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/16.jpg)
Which process involves bacteria converting atmospheric nitrogen to a form organisms can use?
a. Nitrogen Absorptionb. Nitrogen Fixationc. Nitrogen Retentiond. Nitrogen Stabilization
![Page 17: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/17.jpg)
Which process involves bacteria converting atmospheric nitrogen to a form organisms can use?
a. Nitrogen Absorptionb. Nitrogen Fixationc. Nitrogen Retentiond. Nitrogen Stabilization
![Page 18: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/18.jpg)
How are nitrogen compounds in organisms returned to the soil?a. Decomposition and wasteb. Exhalation c. Cellular respirationd. Nitrogen fixation
![Page 19: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/19.jpg)
How are nitrogen compounds in organisms returned to the soil?a. Decomposition and wasteb. Exhalation c. Cellular respirationd. Nitrogen fixation
![Page 20: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/20.jpg)
The main reason for adding manure to a garden is to increase…a. Carbonb. Nitrogenc. Oxygend. Water
![Page 21: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/21.jpg)
The main reason for adding manure to a garden is to increase…a. Carbonb. Nitrogenc. Oxygend. Water
![Page 22: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/22.jpg)
Why do organisms need Nitrogen?
a. To release energyb. An essential part of proteins & DNAc. Important life processes such as growing
and reproducingd. To create energy rich sugars
![Page 23: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/23.jpg)
Why do organisms need Nitrogen?
a. To release energyb. An essential part of proteins & DNAc. Important life processes such as growing
and reproducingd. To create energy rich sugars
![Page 24: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/24.jpg)
During which process is oxygen gas released into the atmosphere?a. Chemosynthesisb. Decompositionc. Photosynthesisd. Transpiration
![Page 25: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/25.jpg)
During which process is oxygen gas released into the atmosphere?a. Chemosynthesisb. Decompositionc. Photosynthesisd. Transpiration
![Page 26: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/26.jpg)
What is created as a result of cellular respiration, which is also known as a cell’s energy source?
a. Light energyb. ATPc. Glucosed. Carbohydrates
![Page 27: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/27.jpg)
What is created as a result of cellular respiration, which is also known as a cell’s energy source?
a. Light energyb. ATPc. Glucosed. Carbohydrates
![Page 28: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/28.jpg)
What gas do animals release back into the atmosphere as a result of cellular respiration?
a. Carbon dioxideb. Oxygenc. Nitrogend. Methane
![Page 29: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/29.jpg)
What gas do animals release back into the atmosphere as a result of cellular respiration?
a. Carbon dioxideb. Oxygenc. Nitrogend. Methane
![Page 30: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/30.jpg)
During the carbon cycle, ____ take in carbon dioxide from the atmosphere.a. Detritivoresb. Consumersc. Decomposersd. Producers
![Page 31: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/31.jpg)
During the carbon cycle, ____ take in carbon dioxide from the atmosphere.a. Detritivoresb. Consumersc. Decomposersd. Producers
![Page 32: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/32.jpg)
What two things are required for cellular respiration to take place?a. Light energy and waterb. Oxygen and waterc. Glucose and oxygend. Glucose and carbon dioxide
![Page 33: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/33.jpg)
What two things are required for cellular respiration to take place?a. Light energy and waterb. Oxygen and waterc. Glucose and oxygend. Glucose and carbon dioxide
![Page 34: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/34.jpg)
Which process adds carbon dioxide to the atmosphere by burning fossil fuels?
a. Cellular respirationb. Decompositionc. Combustiond. Mining
![Page 35: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/35.jpg)
Which process adds carbon dioxide to the atmosphere by burning fossil fuels?
a. Cellular respirationb. Decompositionc. Combustiond. Mining
![Page 36: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/36.jpg)
Ch. 18.3 Energy in Ecosystems
![Page 37: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/37.jpg)
Which process enables producers to use chemical energy instead of light energy to make food?
a. Chemosynthesisb. Decompositionc. Photosynthesisd. Consumption
![Page 38: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/38.jpg)
Which process enables producers to use chemical energy instead of light energy to make food?
a. Chemosynthesisb. Decompositionc. Photosynthesisd. Consumption
![Page 39: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/39.jpg)
What happens to the amount of available energy when it is transferred from one organism to another?
a. It remains the sameb. It increasesc. It is destroyedd. It decreases
![Page 40: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/40.jpg)
What happens to the amount of available energy when it is transferred from one organism to another?
a. It remains the sameb. It increasesc. It is destroyedd. It decreases
![Page 41: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/41.jpg)
What description should go next to the drawing of grass to complete the food chain?
A. The zebra eats grass. B. Scavengers, such as vultures, eat grass.C. Grass is decomposed by sunlight and water. D. Grass grows by absorbing nutrients from the soil.
![Page 42: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/42.jpg)
What description should go next to the drawing of grass to complete the food chain?
A. The zebra eats grass. B. Scavengers, such as vultures, eat grass.C. Grass is decomposed by sunlight and water. D. Grass grows by absorbing nutrients from the soil.
![Page 43: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/43.jpg)
Where are the producers found in the energy pyramid?a. Top levelb. Middle levelc. Bottom leveld. They are not in the pyramid
![Page 44: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/44.jpg)
Where are the producers found in the energy pyramid?a. Top levelb. Middle levelc. Bottom leveld. They are not in the pyramid
![Page 45: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/45.jpg)
Drought kills 70% of the plants in an ecosystem. How might this affect other organisms in the ecosystem?
a. Herbivores will starveb. Producers will leave the areac. Decomposers will starved. Scavengers will starve
![Page 46: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/46.jpg)
Drought kills 70% of the plants in an ecosystem. How might this affect other organisms in the ecosystem?
a. Herbivores will starveb. Producers will leave the areac. Decomposers will starved. Scavengers will starve
![Page 47: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/47.jpg)
Where do decomposers get their energy?
a. From photosynthesisb. From the remains of producersc. From eating other living thingsd. From the remains of living things
![Page 48: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/48.jpg)
Where do decomposers get their energy?
a. From photosynthesisb. From the remains of producersc. From eating other living thingsd. From the remains of living things
![Page 49: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/49.jpg)
In the food web below, which organism is an apex predator?
a. Birdb. Grasshopperc. Owld. Grains
![Page 50: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/50.jpg)
In the food web below, which organism is an apex predator?a. Birdb. Grasshopperc. Owld. Grains
![Page 51: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/51.jpg)
In the food web below, what do the arrows show?
a. Which food is being eatenb. The direction energy is flowingc. Which organism is a predatord. The direction matter is flowing
![Page 52: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/52.jpg)
In the food web below, what do the arrows show?a. Which food is being eatenb. The direction energy is flowingc. Which organism is a predatord. The direction matter is flowing
![Page 53: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/53.jpg)
In the food web below, which organism would have 100% of available energy?
a. Birdb. Grasshopperc. Owld. Grains
![Page 54: Ch 18 review questions](https://reader035.vdocuments.site/reader035/viewer/2022081514/58f0aee11a28ab677c8b45c9/html5/thumbnails/54.jpg)
In the food web below, which organism would have 100% of available energy?
a. Birdb. Grasshopperc. Owld. Grains