Incomplete Noun Clause Exercise

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

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

3) It was in 1875 _______________ joined the staff of the astronomical observatory at Harvard University.

4) _______________is a narrow strip of woods along a stream in an open grassland.

5) _______________developed very rapidly in Alabama primarily because of its rich natural resources.

6) _______________ so incredible is that these insects successfully migrate to places that they have never even seen.

7) Art critics do not all agree on what _______________a painting great.

8) In order to grow vegetables properly, gardeners must  know _______________

9) When _______________ is not known.

10) For many years people have wondered _______________ exists elsewhere in the universe.

11) _______________of all modern domestic poultry is the red jungle fowl is widely believed.

12) _______________ the right side of a person’s brain is dominant, that person is left-handed.