An opinion is a view or judgement formed about something that doesn't have to be based on fact or knowledge.<span> It is a completely subjective</span> statement (based on or influenced by personal feelings, tastes, or opinions). It reflects the speaker's personal views and thoughts.<span>
An observation is the process or action of observing something or someone carefull in order to gain information. </span>It is generally an objective comment (<span>not influenced by personal feelings or opinions in considering and representing facts)</span><span>; the person making it does not wish to express a personal opinion on the subject but merely makes an observation regarding it.
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Observation is broken up into three parts. The first is the date. Then you have the activity and last you have a brief description of what is being observed.
Chlorophyll is the answer I am 100% sure
It has helped us by seeing what kind of things we can see with our eyes it also helps us by seeing mirco things like dirt