Weather is day to day conditions and climate is the average conditions over a longer period of time. Both deal with conditions of an area.
100
Freshwater ecosystems that often originate from underground sources in mountains or hills are
Rivers and streams
100
The climate zone that receives the most direct sunlight throughout the year lies between _____ and ______ latitudes.
23.5° N and 23.5°S
100
How are microclimates related to climates?
Climate is the average conditions over a large area and within the large area are smaller areas that have climates.
100
Which of the following statements is NOT true about the open ocean?
a. The open ocean has low levels of nutrients.
b. Organisms in the deep ocean are exposed to frigid temperatures and total darkness.
c. The open ocean begins at the low-tide mark and extends to the end of the continental shelf.
d. Most of the photosynthetic activity on Earth occurs in the open ocean within the photic zone.
C
200
What following word would best describe the scenario below? On vacation Johnny sees some rocks with no sign of life out of the window in the cabin he is staying in. He returns years later and this time he notices some life has started to grow.
Primary succession
Do you want the bonus question?
200
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Minus 200
200
Predator is to prey as herbivore is to ___________
Plants or primary producers - Which would be a more appropriate response?
200
Give three examples of resources that a plant would need in order to live.
Water, sunlight, nutrients (soil), room to grow, carbon dioxide,
200
Imagine we have a an area that is filled with grass and plants. Now imagine a volcano erupts and this field is covered in lava. 10 years later life begins - why is this considered primary succession and not secondary succession since life it is not starting for the first time in this area?
The lava has killed the entire field and once the lava hardens life will be unable to break through the solidified rock.
300
Which biome is characterized by very low temperatures, little precipitation, and permafrost?
a. desert c. tundra
b. temperate forest d. tropical dry forest
Tundra
300
Abandoned farmland in North America usually returns to its original ________ .
climax community
300
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Minus 300
300
What are the four types of macro-molecules?
Carbohydrates, Lipids, Proteins, Nucleic Acids
Do you want the bonus question?
400
A forest fire wipes out almost all life in the forest. Within a few months new grass and weeds begin to sprout. What does this scenario describe?
Secondary succession
400
Why is there little plant life near the source of a river or stream?
All the nutrients have washed away further down and have not settled.
400
A freshwater ecosystem that can purify water by filtering pollutants and help to prevent flooding by absorbing large amounts of water is a ___________
wetland
400
What is ecological succession?
A type of succession that starts a chain of life.
Do you want the bonus question?
400
What are the two types of processes that autotrophs use to "make" their own food?
Photosynthesis or chemosynthesis
500
An area that can be described where fresh water and salt water meet.
Estuary
500
Does having the greenhouse on Earth result in anything positive?
yes, it maintains Earth's temperature at night.
500
Organisms that are most likely found in the climax community are ________________
Trees
500
Why does warm air rise and cooler air sink AND what does the rise and fall of the air create in the world?
Density - creates global wind patterns
500
Imagine we have a food pyramid that consists of 4 levels. What percentage of energy would the second level consumers receive from the plants?