1. During _______, the pollen grains are transferred from the anthers of a flower to the stigma of the same flower.   cross-pollination   self-pollination   2. During _______, the pollen grains are transferred from the anthers of one flower to the stigma of another flower.   cross-pollination   self-pollination   3. The conditions required for seeds to germinate are oxygen, water and warmth.   True   False   4. The hard wood in the center of a tree trunk is referred to as 'heartwood'.   True   False   5. In a bean, water is taken in through the _______.   integument   micropyle   cotyledon   Hint Half-n-half Clue   6. Scientists conduct germination tests to study the average number of seeds in every hundred that are likely to germinate.   True   False   7. In a flowering plant, fruits begin to form after the processes of pollination and fertilization.   True   False