Just like a food chain, energy enters the food web at the trophic level of the producers, which can also be called autotrophs. In the desert, autotrophs are often some type of cactus, grass, or shrub.
The main purpose of the INTRODUCTION is to give a description of the problem that will be addressed. In this section the researcher might discuss the nature of the research, the purpose of the research, the significance of the research problem, and the research question(s) to be addressed. Three essential parts of a good introduction are: RATIONALE.
A good introduction can pique a reader's desire to read further. A poor introduction can turn a reader away or can lower enthusiasm and interest. 1. the titles and authors of the literary work(s) being considered. 2. the thesis or direction the essay will take in discussing the literary work(s). Here are some fundamental approaches for writing introductory paragraphs: 1. MOVE FROM LIFE EXPERIENCE TO LITERARY EXPERIENCE.