NATR 2050 EXAM 3 QUESTIONS AND CORRECT
DETAILED ANSWERS |
CHAMBERLAIN UNIVERSITY
HIGHLY STUDIED 2026
GRADED A+
QUESTIONS AND ANSWERS
Biodiversity. ANSWER - Variety of life in all forms, combinations, and organization
Landscape biodiversity. ANSWER - Variety and abundance of species from place to
place;Pattern driven by 2 factors; gradual change in environmental factors and
history of local disturbance
Community biodiversity. ANSWER - Number of species, their relative abundance,
and their arrangement in space; high species richness; high in favorable
environments; moist, warm, etc.
species richness. ANSWER - total number of species in an area
genetic biodiversity. ANSWER - genetic variation among individuals. Outbreeding
and inbreeding
outbreeding. ANSWER - mating with non related individuals
inbreeding. ANSWER - mating between closely related individuals
importance of biodiversity. ANSWER - helps ecosystems respond to
disturbance/change
provides humans with many ecosystem services
, improved production of goods
economic value of biodiversity. ANSWER - provides essential goods and services
like food, fiber, ecotourism, medicine, biotechnology
existence value. ANSWER - intrinsic value of plants and animals regardless of their
value to people
religious beliefs
terrestrial. ANSWER - over 80% animals, most insects
marine. ANSWER - almost 50% algae
global pattern based on 4 factors. ANSWER - net primary production
past disturbance
habitat gradients
ecosystem complexity
hotspots. ANSWER - large number of endemic species; human actions threaten
habitats
biodiversity varies among ecological communities. ANSWER - 1. habitat diversity
2.species interactions
3.disturbance
4.immigration/extinction
habitat diversity. ANSWER - greater habitat diversity supports more species
varying topography created differing habitats
species interaction. ANSWER - competition and predation influence biodiversity
DETAILED ANSWERS |
CHAMBERLAIN UNIVERSITY
HIGHLY STUDIED 2026
GRADED A+
QUESTIONS AND ANSWERS
Biodiversity. ANSWER - Variety of life in all forms, combinations, and organization
Landscape biodiversity. ANSWER - Variety and abundance of species from place to
place;Pattern driven by 2 factors; gradual change in environmental factors and
history of local disturbance
Community biodiversity. ANSWER - Number of species, their relative abundance,
and their arrangement in space; high species richness; high in favorable
environments; moist, warm, etc.
species richness. ANSWER - total number of species in an area
genetic biodiversity. ANSWER - genetic variation among individuals. Outbreeding
and inbreeding
outbreeding. ANSWER - mating with non related individuals
inbreeding. ANSWER - mating between closely related individuals
importance of biodiversity. ANSWER - helps ecosystems respond to
disturbance/change
provides humans with many ecosystem services
, improved production of goods
economic value of biodiversity. ANSWER - provides essential goods and services
like food, fiber, ecotourism, medicine, biotechnology
existence value. ANSWER - intrinsic value of plants and animals regardless of their
value to people
religious beliefs
terrestrial. ANSWER - over 80% animals, most insects
marine. ANSWER - almost 50% algae
global pattern based on 4 factors. ANSWER - net primary production
past disturbance
habitat gradients
ecosystem complexity
hotspots. ANSWER - large number of endemic species; human actions threaten
habitats
biodiversity varies among ecological communities. ANSWER - 1. habitat diversity
2.species interactions
3.disturbance
4.immigration/extinction
habitat diversity. ANSWER - greater habitat diversity supports more species
varying topography created differing habitats
species interaction. ANSWER - competition and predation influence biodiversity
