1. Insects visit flowers in the search of _______.   fragrance   nectar   water   Hint Half-n-half Clue   2. Even though a seed has been kept for several years, it will eventually germinate.   True   False   3. Which of the following is dispersed by wind?   Spear Grass   Calotropis   Love Grass   Orange   Squirting Cucumber   Half-n-half Clue   4. During _______, the pollen grains are transferred from the anthers of a flower to the stigma of the same flower.   cross-pollination   self-pollination   5. Which of the following is dispersed by wind?   Water Lily   Clematis   Castor   Balsam   Oxalis   Half-n-half Clue   6. The hard wood in the center of a tree trunk is referred to as 'heartwood'.   True   False   7. The growth of a pollen tube enables pollination to take place.   True   False