Organisms in Their Environment Flashcards
What do plants and animals need to survive?
Air, water, sunlight, and a source of food or energy
If one frog has longer back legs with larger webbed feet than other frogs in the habitat, how does this give it an advantage over other frogs?
The frog will be able to move faster to get food and escape danger.
If you designed an earthworm habitat, what would you include?
leaves, soil, water, air
What is the role of different plants in the food web?
producers
Give an example of a food chain.
plant -> rabbit-> eagle (always start with a plant!)
How do animals depend on plants for survival?
Animals eat plants and other animals that eat plants for food.
What is the best way to investigate the effect of sunlight on two types of plants?
Place one of each plant in an area with sunlight and one of each plant in an area without sunlight. Keep all other conditions that same.
What is similar between plans and animals?
The all need air, a source of food, water, minerals, and space to survive in their habitat.
What type of foot structure would a beaver have to help it move swiftly through the water?
A beaver would have webbed feet.
Two large trees were cut down to build a restaurant and parking lot. Now that area flood after it rains. What is the best explanation for this?
The area aroudn the restaurant can no longer absorb all of the water because the trees no longer soak up the water with their roots.
Cutting down trees will …
affect most of the plants and animals in the ecosystem.
What evironmental concerns should be raised from cutting trees to build a restaurant and a parking lot?
Effects on the balance in nature and populations of species that live there.
After trees were cut down for the restaurant, people in the neighborhood noticed more squirrels in the trees in their yards. Why?
The squirrels moved ot a new location after the trees were cut down.
Why is there very little plant growth under large trees?
1) Large trees block and use the sunlight, so other plants do not grow in the shade under the tree because there is not enough sunlight.
AND
2) Large trees use and absorb large amounts of water from the soil, so other plants do not grow under the tree because there is not enough water.
