Food Web, Food Chain, Inherited Trait & Learned Behavior Review

Crayfish live in water and often hide under rocks and plants.   They come out to look for food and will eat both plants and animals.  
Which of these is a trait the crawfish inherited from its parents? 

• The average distance it travels each day 
• The number of legs it has 
• The amount of food it eats each day 
• The type of plants in its habitat 

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All of the following are a learned behavior EXCEPT

• reading a book
• balancing a ball
• sneezing
• running

A dog rolls over and receives a treat. The dog rolls over again. This is an example of...

• learned behavior
• adaptive behavior
• inherited behavior
• instinctive behavior

Some traits and behaviors are learned and some are inherited. Which of the following traits are inherited?

• Speaking Spanish
• Bird saying hello
• Cat using a litter box
• Spines on a cactus

Tags

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When danger approaches, a black bear mother will send a warning call to her cubs.  The cubs will then climb a tree.  This response is

• an environmental trait
• an inherited trai
• a learned behavior
• a personality trair

 If a trait is learned or caused by the environment, then                                       

• it can be changed
• it can be passed on to offspring
• it cannot be changed
• it cannot be passed on, but could be taught to offspring

Which example is a physical feature passed on to offspring?

• talking 
• walking
• sharp beak
• loose tooth

The original source of energy for a food web is...

• plants

• sun

• producers

• decomposers

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Arrows in a food web represent...

• eating

• sunlight

• energy

• matter

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The deer population has significantly increased in an ecosystem, the best hypothesis is 

• the deer's main predator has been eliminated
• competition increased
• decreased water levels of local ponds
• organisms that rely on similar food sources migrated to the area

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