Genetic Conservation of Rodentia Mini Project
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Questions and Answers

Which of the following is a reason for the critical endangerment of the Borneo Pygmy Squirrel?

  • Loss of forests due to logging and agriculture conversion (correct)
  • Genetic mutations causing infertility
  • Overpopulation and competition for resources
  • Excessive natural predation

What distinguishes Rodentia from other mammals?

  • Unique dental adaptations, including specialized molars (correct)
  • Predominantly nocturnal behavior patterns
  • Exceptional speed and agility
  • Large body size and long tails

What is the main issue faced by the Long-tailed Giant Rat (Diplothrix legata)?

  • Habitat destruction from human activities such as logging and hunting (correct)
  • Genetic diseases causing population decline
  • Lack of suitable nesting materials
  • Overpopulation due to lack of natural predators

Why is genetic rescue necessary for the Red Spiny Rat (Maxomys surifer)?

<p>To prevent inbreeding and maintain genetic diversity (D)</p> Signup and view all the answers

What is a significant reason for the endangerment of Rodentia species according to the text?

<p>Human activities such as logging, hunting, and development (B)</p> Signup and view all the answers

Which statement best describes the relationship between humans, house cats, and mice based on the given information?

<p>They share a common ancestor according to the phylogenetic tree (C)</p> Signup and view all the answers

What is the purpose of genetic rescue for rodent species?

<p>To address genetic issues threatening their long-term viability (A)</p> Signup and view all the answers

According to the text, what environmental pressures did rodents face when they diverged from other lineage groups?

<p>Changes in temperature such as cold forests and hot deserts (B)</p> Signup and view all the answers

Based on the text, what is a result of speciation events?

<p>Populations that are reproductively isolated from each other (D)</p> Signup and view all the answers

Which statement is true about the survey on traditional knowledge of rodents?

<p>Some respondents mentioned that certain rodent species are eaten as food, but not as medicine (C)</p> Signup and view all the answers

Why are rodents with small and fragmented populations in need of genetic rescue?

<p>To improve their chances of survival by addressing genetic issues (B)</p> Signup and view all the answers

What is the significance of the IUCN graph concerning rodent species in Southeast Asia?

<p>It indicates the number of rodent species that are often found and endangered (B)</p> Signup and view all the answers

What can be inferred about the relationship between house cats, mice, and humans based on the text?

<p>House cats and humans share a more recent common ancestor compared to mice (D)</p> Signup and view all the answers

What is mentioned as a variable feature of rodent bodies in response to diverse landscapes?

<p>Thick fur for cold climates (B)</p> Signup and view all the answers

What was the purpose of the research background mentioned in the text?

<p>&quot;To address genetic issues that threaten the long-term viability of rodents&quot; (B)</p> Signup and view all the answers

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