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13 questions
Which of the following best states the central idea of the article?
Both long and short food chains make up food webs.
Food webs connect different food chains and trophic levels.
Food webs consist of many different food chains, the shortest of which involves grass, rabbits, foxes and decomposers.
The food chains that make up food webs stay in balance naturally as long as humans don't interfere
Which statement best summarize the central idea and important details of paragraph 3?
A forest food chain that includes leaves, caterpillars, sparrows, snakes, eagles, hawks, vultures and bacteria is one of the longest in that ecosystem
One forest food chain begins with caterpillars eating leaves. Then birds, snakes, and larger birds eat each other. Finally, bacteria in the soil decompose the remains.
A forest food chain starts with trees, leaves and caterpillars. Birds eat the caterpillars and are eaten by snakes. The chain continues until a vulture eats a disgusting dead thing.
One ecosystem may have many different food chains. One example of a food chain in a forest involves leaves, caterpillars, sparrows, snakes, eagles, hawks, vultures, and bacteria
Fungi play an important role in a food chain. Which evidence from the text best supports this claim?
When a fox dies, decomposers such as worms and mushroom break down its body, returning it to the soil where it provides nutrients for plant like grass
A caterpillar may eat the leaves of a tree in the forest
bacteria in the soil decompose the remains
The carbon in the bones enrich the desert soil, helping plants like cactuses develop
What does 'support' mean as used in paragraph 1?
provide what is needed
to hold up
give encouragement to
give assistance to, especially financially;
What is the article mostly about?
food webs
the forest
animals eating animals
plants in the forest
How is the food web different from a food chain?
There is no difference
Specific food chains make up the larger food webs of an ecosystem
food webs are larger
food chains only consist of animals
Which of the following is a summary of the text?
Within an ecosystem's food web, there are a number of different food chains. These chains can involve different organisms form different trophic levels. Examples include food chains for a grass ecosystem, a forest ecosystem and a dessert ecosystem.
One ecosystem may have many food chains. One example of a food chain in a forest involves leaves, caterpillars, sparrows, snakes, eagles, hawk vultures and bacteria.
The grass makes its own food through photosynthesis. Then it is eaten by a rabbit, which is eaten by a fox. The fox decomposes and provides nutrients for the growing grass.
Food webs are the most important part of the ecosystem. Annoying animals die and provide rich nutrients.
What are the three ecosystems mentioned in the text?
dessert, forest and sea
grass, forest and sea
dessert, forest and grass
dessert, grass and trees
What is an autotroph?
a biological community of interacting organisms
an animal that feeds on dead plants and animals
top, highest
a life form that makes its own food
What is an detritivore?
a biological community of interacting organisms
an animal that feeds on dead plants and animals
top, highest
a life form that makes its own food
What makes a good summary? (choose all that apply)
Only including information from the text
Explains what the author thinks
Includes only most important details.
Copies sentences word for word from the text.
States the reader's opinion
Which of the following statements about SUMMARIZING is true?
The Summary is a thought that is true but is not in the passage.
The Summary is what the passage is mostly about.
The Summary is specific, detailed information contained in the passage.
The Summary is always found in the first sentence of the passage.
According to the text which is an example of a detritivore
termites
road runner
hawk
cactus
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