In sentence one of paragraph one it mentions the phrase "populations of animals". What is a population of animals?
Just one animals
A group of animals
A limiting factor is anything that an organisms needs that could affect it's growth and size. True or False
True
False
What is a limiting factor for a plant that lives in the desert?
pH
Air
Water
Animals
In sentence 2 of paragraph 1, what is an example of a limiting factor that is named that is also biotic?
sunlight
predators
water
space
Limiting factors can limit or shorten the population size of each species living in an ecosystem. Why?
Because a limiting factor is usually something that the organisms does not need to survive.
Because a limiting factor is something that an organisms absolutely needs to survive
Photosynthesis is..
The process by which plants use sunlight to make food
An organism that can pass though walls
How animals use the air to breathe
How plants and animals coexist in a complex society
According to paragraph 2, why do animals need sunlight (select all that apply)?
Sunlight helps animals balance their wake and sleep patterns
Animals eat the sun
Sunlight provides energy in the form of heat for cold-blooded animals like reptiles
Sunlight is not important for animals
Sunlight helps animals see in the day, which helps them find food sources
Why can the sun be a limiting factor for plants?
Because the sun burns the plants to the crisp
Because the sun provides warmth for animals that are in need. Plants help shade these animals very well.
Because without the sun, certain plants that need the sun for photosynthesis will die. So their growth is limited if the sun isn't available.
Water is more of a limiting factor to which organism and why
Water is a limiting factor more to a cypress tree than a cactus plant because the Cypress tree needs water more to grow and survive than a cactus that is used to not having as much water.
Water is a limiting factor more to a cactus tree than a cypress plant because the cactus is found in a dry area like a desert. The catcus is in a dry climate and a cypress tree is in a humd and wet climate.
What is a shelter?
A place for an organism to gain protection from predators, get warmth, and have their young
A type of air supply and the nature by which a being is mutated
A place to drink water at.
A place for an plant to live and grow in the presence of music and family
A predator is...
An animal that hunts after other animals
An animal that unsure of itself and its identity
An animal that is seeking shelter from the rain
In what situation would shelter be less of a limting factor for an organism
When there are lots of predators (animals that hunt after it) in the area and a low amount of shelter
When there is very little predators (animals that hunt after it) in the area and lots of shelter
What is not a limting factor for a polar bear
A warm climate
A cold climate
What is not a limiting factor for crocadiles
Cold climates because crocadiles actually need warm climates to survive
Hot climates because crocadiles actually need cold climates
In sentence 5 of paragraph 6, it mentions the prhase "an abundant variety of plants". Variety means many different types. But what does abundant varety of plants mean?
A small amount of different types of plants
A large amount of different types of plants
What is the main idea of paragrpah 6?
The main idea is that animals need the sun and water to survive and those are limtiing factors
Soil is an important resource for all organisms according to the text. Soil is what helps plants grow. Soil is what animals use to thrive on in an ecosystem.
The main ideas is that certain organims rely more on soil than other organims and that is why soil can be limiting factor for some more than others
The main idea is that plants are in an abundance and so are animals.
