Thin soil, high humidity, and high rainfall represent ???
What is a tropical rain forest?
100
What kind of water is found in an estuary?
What are fresh and salt water?
100
Migration of animals in the savanna is mostly a response to ??
What is rainfall?
100
In aquatic biomes, climate is measured by the amount of which of these?
Temperature, Salinity, Oxygen, All of these
What is all of those?
100
Why do scientists use plants to determine a type of biome?
What is because they need specific precipitation and temperatures to live?
200
The layer of the rainforest that is considered the forest floor is the _____.
What is understory?
200
One way in which wetlands control flooding is by absorbing water from where.
What are rivers?
200
What kind of organism would you be most likely to find in a desert?
Snail Snake Yak Frog
What is a snake?
200
Bacteria can kill organisms in eutrophic lakes by ??
What is feeding on dead organisms and reduce dissolved oxygen?
200
What is the exception to finding life in the ocean beyond the first hundred meters?
What are hydrothermal vents?
300
Factors that influence where plants grow include ??
What are longitude and climate?
300
Freshwater wetland that contains mostly trees and shrubs
What is a swamp?
300
The tundra has a permanently frozen layer of soil known as the ??
What is permafrost?
300
Which of the following actions is an example of how humans affect wetlands?
draining a wetland to create farmland, clearing a wetland to build a housing development, using a wetland as a landfill, ALL OF THESE
What is all of those?
300
If you were hiking in Western North Carolina and wanted to see a coniferous tree, which is usually found up north in Canada, where could you go to see one?
What is the mountains?
400
The Northern Coniferous Forest located just below the Arctic Circle is known as the ??
What is taiga?
400
Limestone ridges in the coral reef are built by tiny animals called ??
What is a polyp?
400
As moisture decreases in a biome, what happens to the amount of vegetation in an area?
What is it decreases?
400
Arctic ecosystems are considered to be marine ecosystems because ____________ form the basis of arctic food webs.
What is phytoplankton?
400
What is the source of environmental problems humans have caused in the tundra?
What is oil pollution?
500
In which of the following ecosystems are both littoral and benthic zones most likely found?
What is a lake?
500
An increase in nutrients in an aquatic ecosystem
What is eutrophocation?
500
What is a climatogram used to measure?
What are temperature and precipitation?
500
Mangrove swamps are important because ??
they protect the coastline from erosion.
they protect the coastline during storms.
they provide a breeding ground for many animals.
ALL OF THESE.
What is all of those?
500
What animal served as a sign that the Chesapeake Bay was recovering from the threat to its ecosystem caused by humans?