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Unit 5 Review

Total questions: 13

Worksheet time: 10mins

Name
Class
Date
1.

How does the appearance of the fish most likely help it survive?

a)

Predators have a hard time seeing a side view of the fish

b)

The narrow body allows the fish to live in deeper waters.

c)

The head-on view of this fish attracts predators

d)

Prey have little chance of seeing the fish head-on

2.

In what ways do some birds react to seasonal changes in temperature?

a)

Hibernate

b)

Lose feathers

c)

Migrate

d)

Store body part

3.

Which plant bulb has a better adapted body to survive through a long period of cold weather?

a)

#1

b)

#2

4.

The Arctic Hare can change its fur color depending on the temperature. Which of the following best describes how the variation helps the Hare to survive?

a)

It makes it warmer during the summer

b)

It helps it blend in with its background

c)

It makes the hare appear larger to predators

d)

It helps the hare stay warm in the winter

5.

Crickets communicate with other crickets by chirping. Crickets who cannot make a sound are less likely to find a mate and reproduce. For this reason, there are very few crickets that cannot make sound. This is an example of –

a)

Replication

b)

Natural Selection

c)

Selective Breeding

d)

Rejection

6.

Some dairy farmers want to increase the amount of milk produced by their cows. How can the farmers use selective breeding to increase milk production?

a)

By increasing the age of the cows that are bred

b)

By choosing cows that are high milk producers

c)

By limiting the number of offspring per cow

d)

By choosing cows that can produce milk after eating the most food

7.

When Charles Darwin visited the Galápagos Islands in the 1800’s, he observed many types of organisms that were similar but lived on different islands. The four species of mockingbirds found on the

Galápagos Islands are shown below. Each species lives on a different island.

a)

The Hood mockingbird needs a longer beak for defense against predators.

b)

The Hood mockingbird originated from a different type of bird than the other species.

c)

The Hood mockingbird’s longer beak is an adaptation to the food available in the bird’s habitat.

d)

The Hood mockingbird’s beak stretched to reach its food.

8.

The peppered moth exists in both light and dark colors in the United Kingdom, although the darker moths were once far less abundant. But during the industrial revolution many of the trees on which the moths rested became blackened by soot, giving the dark-colored moths an advantage in hiding from predators. As a result –

a)

Light colored moths began turning darker.

b)

The children of light colored moths were born darker.

c)

Light colored moths became more aggressive in fighting predators.

d)

Dark colored moths had a better chance of surviving to produce dark-colored offspring, and dark

moths became more abundant.

9.

Plant breeding has been used for thousands of years, as a way to provide for humans. It began with the domestication of wild maize (corn) shown below. This is an example of--

a)

replication

b)

natural selection

c)

selective breeding

d)

evolution

10.

Which feature would be most useful for separating these insects into different groups with a dichotomous key?

a)

Eyes on head

b)

Six legs

c)

Striped body

d)

Two wings

11.

A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?

a)

Juniper

b)

Pine

c)

Spruce

d)

Fir

12.

Based on the dichotomous key, in what order should this insect be classified?

a)

Mantodea

b)

Raphidioptera

c)

Coleoptera

d)

Mecoptera

13.

An illustration and a dichotomous key are given. What is the correct classification of this organism?

a)

Class Insecta

b)

Order Amblygygi

c)

Order Araneae

d)

Order Scorpiones