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20 questions
What is the primary focus of ecology?
The study of genetic inheritance
The study of organisms and their environment
The study of individual organisms
The study of cellular structures
What does a population consist of?
Multiple species in one ecosystem
A single species in multiple ecosystems
A group of organisms of the same species in a specific area
All the biotic and abiotic factors in an area
What is the difference between a community and an ecosystem?
There is no difference; they are interchangeable terms
Communities include only the living components, while ecosystems include both living and nonliving components
Ecosystems include only animals, while communities include plants and animals
Communities do not interact with the environment, while ecosystems do
Which factors are most influential in determining the distribution of life on Earth?
Temperature and water
Sunlight and elevation
Temperature and soil type
Water and sunlight
What defines a biome?
The types of human activities it can support
The climate, particularly temperature and precipitation
Its geographical location
The specific species it contains
Why are tropical rainforests so biodiverse?
They are located on mountains
They receive a high amount of rainfall and have warm temperatures
They have a high rate of photosynthesis
They are isolated from other ecosystems
What is the primary reason deserts and tundras have sparse vegetation?
Extreme temperatures
High wind speeds
Lack of sunlight
Low precipitation
How do marine biomes primarily differ from each other?
By factors like temperature, light, and oxygen content
By the salinity of the water
By the types of fish they contain
By their proximity to land
What is the ultimate goal of studying ecology according to the video?
To catalog all species on Earth
To ensure the continued existence of humans and other life forms
To understand the chemical reactions in organisms
To explore the universe beyond Earth
Which level of ecological organization is concerned with both the biotic and abiotic components of an environment?
Community
Population
Ecosystem
Biosphere
What is the term used to describe a group of the same species living in the same area?
Community
Population
Ecosystem
Habitat
What can lead to a decrease in biodiversity?
Natural disasters
Habitat destruction
Pollution
All of the above
What is an ecosystem?
The interactions among living and non-living things in an environment.
A type of organism that can only be seen with a microscope.
A bunch of moving parts that do work.
The newest craze in social media.
Something that regulates the size of a population is called...
a limiting measure
a limiting factor
carrying capacity
biodiversity
What role do producers play in an ecosystem?
They consume other organisms for energy
They decompose organic material
They produce oxygen and food that other organisms can eat
They regulate the population of other species
In a food chain, which level is directly above primary consumers?
Secondary consumers
Tertiary consumers
Producers
Decomposers
What is the term used to describe a group of individuals of the same species living in the same area?
Community
Population
Ecosystem
Biome
Frogs, the water they live near, the snakes that eat them, the trees they live in and the sun all make up
population
ecosystem
community
biotic factors
Why is biodiversity important?
It makes the world more interesting
It supports ecosystem services that humans rely on
It means more food choices
All of the above
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