The ultimate source of energy (for most ecosystems) is the sun<span>. The ultimate fate of energy in ecosystems is for it to be lost as heat. Energy and nutrients are passed from organism to organism through the food chain as one organism eats another.</span>
The organ which plays the primary role in prompting individuals to seek food is the brain. The brain is one of the most important organ of the nervous system. It is comparable to the CPU of a computer. It is repsonsible of processing information that it is receiving from all the senses and send the message back to the organs for a response.
B wind has nothing to do with the sun
The Glossopteridales occur on the most landmasses
Answer:
1. give up 1
2. give up 2
3. give up 3
4. gain 3
5. gain 2
6. gain 1
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