Stephanie growing five
bean seedlings in a lighted area and five bean seedlings in a dark area is the
best experimental procedure if she wants to do an investigation about
the effect of light on the growth of bean seedlings.
The difference between these two questions is that one has a scientific answer for that question. The one that says, " Can dogs identify colors?" is scientific because it can be answered scientifically but the one that says, "Are dogs better pets than cats?" cannot be answered scientifically.
~Hope that this makes since and helps
D: All the variables are controlled except one.
Should be position one since the Northern Hemisphere is leaning towards the sun.
Answer:
If there wasn't a lot of organisms and energy in the productive part of the triangle, then there wouldn't be a lot of third level organisms. The energy piramid would be a lot smaller then what it is here, and maybe if the energy source was low then there might not be such a vast varity of animals in the ecosystem.
You're welcome friend <3
