instruction:
You are given a sentence and your task is to generate another sentence that supports the given input.
question:
As they are social animals, communication is vital for them.
answer:
For social animals, communication essential.


question:
The photic zone extends to a maximum depth of 200 meters (656 feet) below the surface of the  water.
answer:
The photic zone extends 200 meters deep.


question:
Carbon Dioxide and water vapour are excreted from the lungs by a combination of exhalation and diffusion (explained on the respiration page).
answer:

Ccarbon dioxide and water vapor that is produced by cellular respiration is released through exhalation.