Answer:
An ecosystem only has a certain amount of resources to support a certain number of organisms.
Explanation:
An ecosystem consist of resources and organisms. Resources are the material which are responsible for the survival of living organisms in that ecosystem. Examples of resources are light, water, oxygen and food substance. In the absence of these resources, organisms will die.
Pollen....because cones are absent in angiosperms.....flowers are absent in gymno....and seeds are also absent in gymno sperm........so and is pollen !
Explanation: Electron microscopes are the most powerful type of microscope, capable of distinguishing even individual atoms. However, these microscopes cannot be used to image living cells because the electrons destroy the samples.
Glucose is classified as a monosaccharide.
(-ose means sugar.)
