Show:
Climate
Niches and Community Interactions
Succession
Biomes
Aquatic Ecosystems
100
How does an area's weather differ from the area's climate?
Weather is the area's day-to-day conditions and climate is the area's average conditions.
100
An organism's niche is...
The range of physical and biological conditions in which an organism lives and the way it obtains what it needs to survive and reproduce.
100
What is one difference between primary and secondary succession? A) Primary succession is rapid and secondary succession is slow. B) Secondary succession begins on soil and primary succession begins on newly exposed surfaces. C) Primary succession modifies the environment and secondary succession does not. D) Secondary succession begins with lichens and primary succession begins with trees.
B) Secondary succession begins on soild and primary succession begins on newly exposed surfaces.
100
Which 2 biomes have the least precipitation? A) Tropical rain forest and temperate grassland B) Tropical savanna and tropical dry forest C) Tundra and desert D) Boreal forest and temperate woodland and shrubland
C) Tundra and desert
100
Are you likely to find zooplankton in the aphotic, benthic zone of an ocean? A) Yes, zooplankton are chemosynthetic autotrophs. B) Yes, zooplankton can photosynthesize in the dark. C) No, zooplankton feed on phytoplankton and phytoplankton cannot photosynthesize in the dark. D) No, zooplankton cannot chemosynthesize in the dark without the presence of oxygen in the water.
C) No, zooplankton feed on phytoplankton and phytoplankton cannot photosynthesize in the dark.
200
The tendency for warm air to rise and cool ari to sink results in...
Global wind patterns
200
No two species can occupy the same niche in the same habitat at the same time... A) Because of the interactions that shape the ecosystem. B) Unless the spcies require different abiotic factors. C) Because of the competitive exclusion principle. D) Unless the species require different biotic factors.
C) Because of the competitive exclusion principle.
200
A tropical rain forest may not return to its original climax community after which of the following disturbances? A) Burning of a forest fire. B) Clearing and farming. C) Volcanic eruption D) Flooding after a hurricane.
B) Clearing and farming.
200
Which landforms are not classified into a major biome?
Mountain ranges and ice caps.
200
Which is one way a freshwater wetland differs from a lake or pond? A) Water flows in a lake or pond but never flows in a wetland. B) Wetlands are nesting areas for birds. C) Water does not always cover a wetland as it does a lake or pond. D) Wetlands are salty, but lakes and ponds are fresh.
C) Water does not always cover a wetland as it does a lake or pond.
300
Some orchids grow high on trees so that they can get enough light for photosythesis. The trees are unaffected by the presence of the orchids. The relationship between the orchids and the trees is an example of...
Commensalism
300
What would happen if the population of a fish-eating bird were to suddenly decrease?
The fish population would increase.
300
Over time, some plants growing in an area are crowded out by other plants. The new plants use up water and nutrients needed by the previous plants. The disappearance of the first plants is due to...
Competitive exclusion (will accept competition)
300
Predator is to prey as herbivore is to...
Plant
300
Estuaries are commercially important because... A) Fish species that people buy and sell live in estuaries. B) Tall buildings can be built in estuaries. C) Lumber trees grow in estuaries. D) Fossil fuels are found in estuaries.
A) Fish species that people buy and sell live in estuaries.
400
How are microclimates related to climates?
Climates can be made up of many microclimates because conditions can vary over short distances.
400
A wolf pack hunts, kills, and feeds on a moose. In this interaction, the wolves are...
Predators
400
Regrowth of grasses, ferns, wildflowers, and saplings after a forest fire is an example of _____ succession.
Secondary
400
Deserts vary greatly depending on elevation and latitude. What characteristic do all deserts share?
Less than 25cm of rainfall.
400
The photic zone... A) Extends to the bottom of the open ocean B) Extends to a depth of about 200 meters. C) Is deep, cold, and permanently dark. D) Is where chemosythetic bacteria are the producers
B) Extends to a depth of about 200 meters.
500
Why would conditions on earth be worse if the concentration of greenhouse gases increased?
It would overheat.
500
A symbiotic relationship in which one organism is harmed and another benefits is...
Parasitism
500
What types of events lead to primary succession?
Volcanic eruptions or glacier movement.
500
Temperate forests are made up of coniferous trees. What is a coniferous tree?
Evergreen with pinecones.
500
A freshwater ecosystem that can purify water by filtering pollutants and help to prevent floodingby absorbing large amounts of water is a...
Wetland