Biology Test 2 Study Guide
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Questions and Answers

What is the process in which a eukaryote engulfs another cell leading to the formation of a symbiotic relationship?

  • Conjugation
  • Mitosis
  • Endosymbiosis (correct)
  • Fission

Which structure is responsible for the amoeboid motion seen in Amoeba?

  • Cilium
  • Pseudopodia (correct)
  • Flagellum
  • Hypha

What is the primary function of a flagellum in eukaryotic cells?

  • Generating energy through photosynthesis
  • Engulfing food particles
  • Asexual reproduction
  • Facilitating movement (correct)

Which process involves the division of a cell's nucleus into two daughter nuclei with identical genetic material?

<p>Mitosis (C)</p> Signup and view all the answers

What is the term used to describe the ability of some eukaryotes to produce their own food through photosynthesis, supporting many ecosystems?

<p>Primary producer (A)</p> Signup and view all the answers

Why are protists considered a non-monophyletic group?

<p>They do not share a common ancestor. (D)</p> Signup and view all the answers

What role did endosymbiosis play in the origin of mitochondria and chloroplasts?

<p>Led to their formation from prokaryotic ancestors. (D)</p> Signup and view all the answers

What is the difference between haploid and diploid?

<p>Haploid cells contain half the number of chromosomes compared to diploid cells. (D)</p> Signup and view all the answers

What is meant by the statement, 'life cycles of eukaryotes are highly variable'?

<p>The developmental stages vary greatly among different eukaryotic species. (D)</p> Signup and view all the answers

Why might sex be adaptive for eukaryotes?

<p>Sexual reproduction increases genetic variability. (B)</p> Signup and view all the answers

What is primary endosymbiosis?

<p>The engulfment of an autotrophic prokaryote by a heterotrophic eukaryote. (C)</p> Signup and view all the answers

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