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Chapter 4 Science Test Review Game
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What types of organisms usually have the largest populations (because they have the most energy available to them)?
producers
Define omnivore/herbivore/carnivore
om. - eats plants and animals herb. - eats plants carn. - eats meat
According to the text, almost all food chains begin with _______________.
the Sun
Where does a consumer get its energy?
By eating food.
Name the three producers mentioned in the book.
plants, algae, certain bacteria
What makes its own food from raw materials and energy?
producers
According to the text, in the open ocean zone, sunlight can only reach to a depth of about _____________ feet.
660 feet
According to the text, oceans cover about what percentage of Earth’s surface?
70%
Tropical rain forest? Cold? Dry? Hot?
hottest biome
Desert? Cold? Dry? Hot?
driest biome
Tundra? Cold? Dry? Hot?
coldest biome
Why are trees scarce in a grassland?
They do not survive for long periods of time without water (dry season).
What mostly covers the land in a grassland?
grass
According to the text, how many major biomes are on our planet?
7 - trop. rain forest, temperate forest, taiga, tundra, desert, grassland, marine
A/An ______________________ is a large group of ecosystems that have similar characteristics.
biome
How will the birth or death of a single plant or animal in an ecosystem affect the entire ecosystem?
It won't. The effects of the birth or death of a single plant or animal will not be felt.
According to your textbook, what are arguably the most important organisms in an ecosystem?
the smallest organisms/producers
According to your textbook, what are arguably the most important organisms in an ecosystem?
the smallest organisms/producers
Give an example of an adaptation that would be useful in one place but not in another.
Various answers accepted - gills/fur/coloring/beak shape etc.
Identify one thing a living thing might directly depend on a non-living thing for.
possible answers - shelter/water to drink/air to breath
Identify TWO things a living thing might directly depend on another living thing for.
possible answers - food/shelter
Identify the big 4 non-living things.
sunlight, air, water, and soil
Fill in the blank: A ___________________ consists of all the members of the same type of organism that live in an ecosystem.
population
Fill in the blank: A ___________________ is the group of living things found in an ecosystem.
community
Fill in the blank: A/An ____________________ is made up of all the living and non-living things that interact in one place.
ecosystem
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