29 Questions
What is the point at which the curves of immigration and extinction rates intersect?
The equilibrium point
What is the effect of increasing distance of an island from its source of colonists?
It lowers the rate of immigration
What is the consequence of increasing the area of an island?
It lowers the rate of extinction
What is the relationship between the rate of change of species and the equilibrium point?
The rate of change is lowest at the equilibrium point
What is the number of species present on an island at the equilibrium point?
The number indicated by the vertical line
What is the purpose of the curves of immigration and extinction rates?
To determine the equilibrium point of biotic diversity
What is the main factor that affects the climate with respect to latitude?
Uneven distribution of solar energy
What is the characteristic of the Inter-Tropical Convergence Zone (ITCZ)?
A band of clouds with showers and thunderstorms
What is the result of the air being heated over the equator?
It rises and creates a low pressure zone
What is the purpose of a climatic diagram?
To display the temperature and precipitation patterns
What is the effect of the seasonality of drought on the biome type?
It affects the biome type along with other factors
What is the significance of the Tropic of Cancer and Capricorn?
They mark the limits beyond which the sun is never directly overhead
What type of flora dominated the Cool temperate regions during the Mesozoic?
Glossopteris
What was the percentage of all life that became extinct after a massive die-off in the Mesozoic?
95%
What was the approximate temperature on Earth during the Cretaceous period compared to today?
10°C higher
What event caused the extinction of about 75% of the diversity of Earth's life?
K-Pg Extinction
What was the diameter of the crater formed by the meteorite that struck Earth 66 million years ago?
170 km
What was the effect of the meteorite strike on the Earth's flora?
The changes were limited and largely temporary
What is the primary characteristic of angiosperm seeds?
They are completely enveloped by the ovary
During which geological period did ice periodically cover many parts of the Earth's surface?
Pleistocene
What is the term for unsorted glacial sediment?
Glacial till
What is the shape of a valley formed by glacial erosion?
U-shaped
What is the term for a plant that produces cones and has seeds that lack an outer coat?
Gymnosperm
What is the name of the current geological epoch that is characterized by a lack of glaciers?
Holocene
What was the result of the melting of the ice caps on the Earth's crust?
An isostatic upwarping of the land surface
What is the term for the change in sea level due to the melting of ice?
Eustatic change
What prevented the colonization of new habitats by species after the glacier retreat?
The rise of sea level
Which species of shrew was able to reach Ireland?
Pygmy shrew (Sorex minutus)
What is the term for the rebound of the mantle and lithosphere after the melting of a glacier?
Isostatic rebound
Explore the relationship between terrestrial biomes and climate factors such as mean annual precipitation and temperature. Learn how geographical location, seasonality, and human land use influence biome development. Delve into global climate patterns and the uneven distribution of solar energy.
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