1. The _______ of carrots and turnips are eaten by man.   leaves   roots   stems   Hint Half-n-half Clue   2. Germinating seeds respire slowly as compared with leaves.   True   False   3. The _______ of rhubarb and celery plants are eaten by man.   leaves   stems   roots   Half-n-half Clue   4. Wheat and other kinds of corn can be classified as cereals.   True   False   5. The gas that plants feed on is _______ (during photosynthesis).   Nitrogen   Oxygen   Carbon Dioxide   Half-n-half Clue   6. Which of the following is not a herbaceous plant?   Sycamore   Marigold   Clover   Buttercup   Daisy   Half-n-half Clue   7. Which of the following is a flowering plant?   Mucor   Ash   Spirogyra   Fucus   Toadstool   Half-n-half Clue