Answer:
Any element
Explanation:
for example, oxygen is combination of atoms but not a compound, it is an element
Answer:
The way that scientists classify kingdoms is by their scientific name when they first discovered them so there won’t be no confusion in our world. They can also classify them by what they eat or what environment they live in.
Explanation:
The answer is B. Cross-pollination occurs when pollen fertilizes female egg cells on the same flower.
Answer:
The plants in an ecosystem produce food for most of the other organisras that live in that ecosystem. The role of a plant in its ecosystem is its <em>trophic level</em>
Explanation:
Plants are the least to be found in the trophic level, they are otherwisely called <em>autotrophs. </em>They make food for themselves while others among the trophic level depend on them