26 Questions
Which of the following statements is true about biological diversity on Earth?
Biological diversity has increased over time
What is the estimated number of different plants, animals, and micro-organisms on Earth?
15 million
What would be the unforgivable act in terms of Earth's biological diversity?
Contributing to the loss of Earth's biological diversity
Which term is commonly used to refer to the number and variety of organisms in a given area?
Biodiversity
What is the term for a word formed by merging the meaning of two different words?
Portmanteau word
What is the potential positive effect of eliminating mosquitoes from an ecosystem?
Decreased disease transmission
What is the potential negative effect of losing plant or animal species on Earth?
Loss of important medicines
According to the information provided, interpretive naturalists primarily work in which types of environments?
Woodlands
What is the role of interpretive naturalists during nature walks?
Explaining the natural environment
What does the diversity index indicate about an ecosystem?
The level of diversity within the ecosystem
According to the text, what is the purpose of burning trees that cannot be used for building materials or other products?
To maintain biological diversity
What is the belief of many scientists regarding biological diversity?
It is important for the health and survival of natural communities
Who developed the system of naming species that we use today?
Carolus Linnaeus
What is the main characteristic used to group organisms together as a species?
Their ability to interbreed in nature
According to the text, what is the purpose of measuring and recording the height and hand span of each student?
To classify the students into different groups
What is the difference between the graphs of the right wrist measurements and the left wrist measurements?
The graphs are different
Why is it important to know whether or not two types of organisms belong to the same species?
To classify them accurately
What is the major anatomical difference between the woodpecker finch and the cactus finch?
Their beak size
Which measurement is used to determine the biological diversity of an area?
The diversity index
Why does a river with many different kinds of organisms have a high diversity index?
Because it prevents the population of any one type of organism from becoming too great
Why would a polluted river have a low diversity index?
Because it supports only the few species that are able to live in polluted conditions
Why did the influenza outbreak of 1918–1919 disappear after 18 months?
Because the virus ran out of susceptible people
Which of the following is an example of a structural adaptation mentioned in the text?
The pitcher plant trapping insects in its pitcher-shaped leaf
What is the distance traveled by a rufous hummingbird if it travels 1800 km?
$2 \times 10^7$ times the length of its body
What is the main reason for burning areas with older lodgepole pine trees to control the mountain pine beetle infestation?
To reduce the number of infected trees
What is the main advantage of having a forest with high biological diversity?
Greater resistance to disease
Test your knowledge on measuring biological diversity and learn about the importance of the diversity index. Explore how this measurement helps biologists assess the health of ecosystems and compare species diversity in different areas.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
