Liquids can evaporate at room temperature<span> and at an average air pressure. Evaporation happens when atoms or molecules release from the liquid and </span>turn into<span> a vapor. </span>
C.<span>trees going dormant in winter to survive unfavorable conditions</span>
Phytoplankton
They are the only one that are both animals and protists as they can be either
Answer:
The correct answer is - warning system.
Explanation:
Warning systems are a type of system that could be technical or biological in nature that can help in assessing or inform about the possible danger or change in a particular setting such as ecosystem, weather, water quality, and many others. It helps in avoiding such threats before occurring or become serious threats.
Certain biological species that live or require a particular set of conditions for their survival and reproduction can act as a biological warning system for water pollution, air pollution.
