Answer:
When cycling of matter in the ecosystems is disrupted, the whole ecosystem will be adversely affected. Matter includes living organisms such as plants, animals and microorganisms while non living things such water, air and nutrients etc. If plants are removed from the ecosystem system, then the whole ecosystem is destroyed because plants are the producer which make food for herbivores. These herbivores are eaten by carnivores and so on.
<h3><u>Answer</u>;</h3>
D. pteridophyte
<h3><u>Explanation;</u></h3>
- <em><u>Pteridophyte are vascular plants in the phylum plants that reproduce by releasing spores rather than seeds. </u></em>
Other characteristics of pteridophyte includes;
- <em><u>They show alternation of generations, that is the sporophyte generation and gametophyte generation are observed.</u></em>
- <em><u>Sporophytes has true roots, stem and leaves</u></em>
- <em><u>Sporangia are produced in groups on sporophylls</u></em>
An experiment that is conducted within a controlled environment is known as a controlled experiment, similar to a controlled variable.
It will help our bodies to give energy for temporary time.
