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Life Science Review Questions
Test Description: Photosynthesis, Energy Flow through Ecosystems, Biomes/Ecosystems, and Ecosystem Change
Instructions: Answer all questions to get your test result.
1) What is the major difference between temperate rainforests and tropical rainforests is that...
A
The temperatures of the temperate rainforests are generally lower than those of the tropical rainforests.
B
The temperatures of the temperate rainforest are generally higher than those of the tropical rainforest
2) What is used to divide the Earth into climate zones in the most widely used system of classifying climates?
A
latitude
B
longitude
3) Which biome is dry, cold and has permafrost?
A
Taiga
B
Tundra
4) What does the number of daylight hours a city in North America receives each day is dependent on?
A
distance from the prime meridian and the time of year
B
distance from the equator and the time of year
5) The _________ biome is the largest on Earth.
A
taiga
B
marine
6) The reactions of photosynthesis occur in the ______________ of plant cells.
A
chloroplasts
B
nucleus
7) The main purpose of the mitochondria is to...
A
produce energy
B
produce carbon dioxide
8) What are the first organisms to appear on bare rocks?
A
lichens
B
grass
9) Ecosystems only have a fixed amount of energy available. When you get more organisms than the ecosystem can support, what will start to happen?
A
an increase in energy
B
competition
10) The main reason that cells carry out cellular respiration is to do what?
A
Release energy
B
Release oxygen
11) The main purpose of the mitochondria is to...
A
Produce energy
B
Produce sound
12) Food allows organisms to produce energy. What cellular process releases energy from food?
A
Oxidation
B
Photosynthesis
13) Plants make sugar molecules from...
A
oxygen and methane
B
carbon dioxide and water
14) An undisturbed community tends to become________________ over time.
A
less stable
B
more stable
15) The green color found in the chloroplasts of plants that are necessary to trap the energy from sunlight.
A
cell membrane
B
chlorophyll
16) A variety of temperatures all throughout the year describes which type of climate.
A
temperate climate
B
tropical climate
17) What is the name of the energy molecule that is produced in the mitochondria?
A
AEP
B
ATP
*select an answer for all questions
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