BSC Exam 2 - Chapter 4 Life zones are affected by...

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Chapter 4 Life zones are affected by Temperature, availability of oxygen, and changes in pressure The term habitat is synonymous with The environment Oxygen is an essential resource for Aerobic organisms The role of a habitat for different organisms is known as a Niche Organisms with large life zones Have higher chance of survival An organisms niche is affected by the Number of predators and parasites and the climatic characteristics of the niche Habitats include Living and nonliving components Dormancy is an environmental stress response Animals that enter hibernation include Frogs, tortoises, mice, and hummingbirds Migration may increase the survival of an organism and may also Increase the risk of death and stress Excess nutrients from fertilizer and farm fields are Harmful in that they contaminate the land and are known to cause negative environmental effects The first organisms to grow in area that has experienced a disturbance are called Opportunistic organisms Migration is triggered by Changes in the local climate, seasonal changes, and changes in food availability Which of the following organisms have dormancy mechanisms of survival Plants, bacteria, fungi and protists A habitat can contain which of the following Animals, mosses, soil, rocks, and bacteria Dormancy, hibernation, migration and disturbances are all examples of Behavioral adaptations Hurricanes, floods, and landslides are all examples of Disturbances Plants in the tropical rainforest have evolved TRADEOFFS to obtain more sunlight Deciduous trees Shed their leaves A shaded region provided by a tree in a natural rainforest is an example of a Microhabitat
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Chapter 12 Desert-like regions mostly contain Succulent plants Pores on the skin are similar to Stomata on the epidermis of a plant Parasitic plants can Steal water from another plant Carbon dioxide absorbed by plants mostly comes from The air
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