Ecosystem Balance
What happens if snakes eat no mice?
What is the mouse population will increase, causing imbalance in the ecosystem
What does “endangered” mean?
What is a species at risk of disappearing?
What does “migrate” mean?
What is to move from one place to another seasonally?
When do caribou migrate for calving?
What is in the spring?
Who are the Gwich’in?
What is an Indigenous group who depend on the caribou?
Why is balance important in an ecosystem?
What is all species depend on each other; changes affect the whole system
Give one factor that can make a species endangered.
What is habitat loss (accept others: climate change, hunting, pollution
What is one reason Porcupine Caribou migrate?
What is to find food?
What is one reason they migrate in spring?
What is to have their calves?
What does it mean that they would “lose their life”?
What is their way of life would be deeply affected?
What role do predators play in ecosystems?
Where is they control prey populations and help maintain balance?
Give another factor that can make a species endangered.
What is overhunting or environmental changes
What is another reason they migrate?
Where is to survive seasonal changes or reproduce?
What is another reason for spring migration?
What is to find better food sources?
Name one way their lives would change.
What is loss of food source?
What is the overall effect when predator-prey relationships are disrupted?
What is the ecosystem becomes unbalanced and other species are affected?
Answer using the required sentence starter:
What is A number of factors might contribute to a species becoming endangered. First, habitat loss reduces places to live. Next, climate change or human activity can make survival difficult.
Why is migration important for survival?
What is it helps them access resources and safe environments?
Why is the spring location important?
What is it provides safety and resources for newborn calves?
Name another way their lives would change.
Where is loss of cultural traditions or lifestyle?
What happens if snakes eat too many mice?
What is the mouse population will decrease too much, disrupting the ecosystem?
Why do multiple factors often lead to endangerment?
What is because the combined effects make survival harder for the species?
What might happen if caribou could not migrate?
What is they may not survive due to lack of food or harsh conditions?
Answer the question completely: two reasons for spring migration
What is they migrate to give birth to calves and to find fresh food?
.How would the Gwich’in’s lives change if the Porcupine Caribou disappeared?
What is it the Porcupine Caribou disappeared, the Gwich’in would lose a major food source, cultural traditions, and part of their identity and daily life.