Answer:
Pollen grains land on the stigma and move down the pollen tube into the ovary.
The answer to this question would be <span>Some is used by decomposers, and some is released into the environment as heat.
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When an organism died, decomposer can degrade some of its remaining corpses and use the produced energy. Some of the parts can't be degraded like bones.
The total energy should not be decreased as it was opposing the law of conservation of energy.
Waxing gibbous Moon is correct
Answer:2
Explanation: Sperm cells in plants are found inside the pollen grain. When the pollen grains fall on the stigma, the pollen raptures and forms a pollen tube then the sperm cells pass through the pollen tube to the ovary.