Effects of Population Size

Flashcard
•
Science
•
6th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a food web?
Back
A food web is a complex network of feeding relationships among organisms in an ecosystem, showing how energy and nutrients flow through different species.
2.
FLASHCARD QUESTION
Front
How does an increase in predator population affect prey population?
Back
An increase in predator population typically leads to a decrease in prey population, as more predators mean more competition for food.
3.
FLASHCARD QUESTION
Front
What is the relationship between population size and resource availability?
Back
Population sizes are limited by the amount of resources available in an ecosystem; if resources are scarce, populations may decline.
4.
FLASHCARD QUESTION
Front
What factors can limit the number of populations in an ecosystem?
Back
Factors such as temperature, water availability, food supply, and habitat space can limit the number of populations an ecosystem can support.
5.
FLASHCARD QUESTION
Front
What happens to plant growth during rainy months?
Back
Plants tend to grow the most during rainy months because they require water to thrive.
6.
FLASHCARD QUESTION
Front
Define predator-prey relationship.
Back
A predator-prey relationship is the interaction between two species where one species (the predator) hunts and eats the other (the prey), affecting their population dynamics.
7.
FLASHCARD QUESTION
Front
What is carrying capacity?
Back
Carrying capacity is the maximum number of individuals of a particular species that an environment can sustainably support.
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