Directions (aromorphosis, idioadaptation, degeneration) and patterns (divergence, convergence).
Darwinism, Synthetic Theory of Evolution (STE), and evidence of evolution. Assessment Structure B) Convergence | 2) Branching of
This semi-annual assessment for Grade 11 Biology, based on the curriculum, covers key evolutionary and ecological topics typically studied in the first half of the academic year. Assessment Structure Sample Paper: 1st Semester (Grade 11) Part A:
B) Convergence | 2) Branching of a single ancestral group into several Part C: Open-Ended Question degeneration) and patterns (divergence
Mutation, isolation, natural selection, and speciation.
You can find complete downloadable versions with answer keys on educational platforms like Infourok or Foxford .
Open-ended questions or problem-solving (high complexity). Sample Paper: 1st Semester (Grade 11) Part A: Single Correct Answer What is considered the elementary unit of evolution? A) Individual organism B) Species C) Population D) Biocenosis Which of the following is an example of an idioadaptation? A) Appearance of the flower in angiosperms B) Protective coloration in insects C) Development of the four-chambered heart D) Loss of the digestive system in flatworms