LVL 4_S_7.6

1. 1. ____ begin their existence as ice crystals over most of the earth seems likely.

• A. Raindrops

• B. If raindrops

• C. What if raindrops

• D. That raindrops

2. 2. Scientists cannot agree on ____ related to other orders of insects.

• A. that fleas are

• B. how fleas are

• C. how are fleas

• D. fleas that are

3. 3. _____ is a narrow strip of woods along a stream in an open grassland.

• A. Ecologists use the term "gallery forest"

• B. What do ecologists call a "gallery forest"

• C. "Gallery forest" is the term ecologists use

• D. What ecologists call a "gallery forest"

4. 4. ____ developed very rapidly in Alabama primarily because of its rich natural resources.

• A. That heavy industry

• B. Heavy industry

• C. Heavy industry that was

• D. When heavy industry

5. 5. ____ so incredible is that these insects successfully migrate to places that they have never even seen.

• A. That makes the monarch butterflies' migration

• B. The migration of the monarch butterflies is

• C. What makes the monarch butterflies' migration

• D. The migration of the monarch butterflies, which is

6. 6. Art critics do not all agree on what_____ a painting great.

• A. qualities make

• B. are the qualities for making

• C. qualities to make

• D. do the qualities that make

7. 7. In order to grow vegetables properly, gardeners must know ____

• A. what the requirements for each vegetable are

• B. that the requirements for each vegetable

• C. what are each vegetable's requirements

• D. that is required by each vegetable

8. 8. When _____ is not known.

• A. was the wheel invented

• B. the invention of the wheel

• C. inventing the wheel

• D. the wheel was invented

9. 9. For many years people have wondered ____ exists elsewhere in the universe.

• A. that life

• B. life which

• C. whether life

• D. life as it

10. 10. ____ of all modern domestic poultry is the red jungle fowl is widely believed.

• A. The ancestor

• B. The ancestor is

• C. How the ancestor

• D. That the ancestor