4.1.1 Species are groups of organisms that can What defines a species? potentially interbreed to produce fertile offspring. 4.1.2 Members of a species may be reproductively What makes up a population? isolated in separate populations. 4.1.3 Species have either an Define the following terms and give one example for each: autotrophic or heterotrophic Autotroph: method of nutrition (a few species have both). Heterotroph: 4.1.4 Consumers are heterotrophs that feed on What is a Consumer and what does it mean to food? Give one example. ingest living organisms by ingestion. 4.1.5 Detritivores are heterotrophs that obtain What is a Detritivore? Give one example. organic nutrients from detritus by internal digestion. Give examples of dead organic matter, or detritus, that a detritivore might ingest: 4.1.6 Saprotrophs are heterotrophs that obtain What is a Saprotroph? Give one example. organic nutrients from dead organic matter by external digestion. 4.1.12 Classify species as autotrophs, consumers, Complete the diagram, below, filling in definitions/ descriptions: detritivores, or saprotrophs from a knowledge of their mode of nutrition. 4.1.7 A community is formed by populations of What makes up a community? different species living together and interacting with each other.
4.1.1 Species are groups of organisms that can potentially interbreed to produce fertile offspring. 4.1.2 Members of a species may be reproductively isolated in separate populations. 4.1.3 Species have either an autotrophic or heterotrophic method of nutrition (a few species have both). 4.1.4 Consumers are heterotrophs that feed on living organisms by ingestion. 4.1.5 Detritivores are heterotrophs that obtain organic nutrients from detritus by internal digestion. 4.1.6 Saprotrophs are heterotrophs that obtain organic nutrients from dead organic matter by external digestion. 4.1.12 Classify species as autotrophs, consumers, detritivores, or saprotrophs from a knowledge of their mode of nutrition. 4.1.7 A community is formed by populations of different species living together and interacting with each other. What defines a species? What makes up a population? Define the following terms and give one example for each: Autotroph: Heterotroph: What is a Consumer and what does it mean to ingest food? Give one example. What is a Detritivore? Give one example. Give examples of dead organic matter, or detritus, that a detritivore might ingest: What is a Saprotroph? Give one example. Complete the diagram, below, filling in definitions/ descriptions: What makes up a community?
4.1_and_4.2_notes.docx