Answer:
The energy that was not passed on the next tropic level is lost as heat
Explanation:
In an ecosystem flow of energy occur from one tropic level to the next one as the organism of one tropic level eats another organism belongs to the tropic level that is lower from that of previous one.
The 10% of total energy of one tropic level is passed to the next tropic level the rest of the energy is lost as heat in the environment.
Answer:
Place a filter funnel on the top of a conical flask.
Roll the filter paper into a cone and place it on the flask.
Pour the mixture of sand and water into the conical flask with the filter funnel and paper.
Wait till all the sand is left over in the filter paper and all the water has been separated.
(You could also heat the sand in a warm oven to remove any water remaining)
The heart is a vital organ, and its functioning is essential to life.
All your other organs may fail, and you will still be alive. Even if your brain stops working, and your heart is healthy, you will be alive in the vegetative state where you won't be conscious at all. However, once your heart stops working, you die, which means it is the most important organ in your body.