C 8 Flashcards
Leaves are organs made of
cells and tissues
The outside layer of cells on the top and bottom of a leaf make up the
epidermis tissue
Why should a plant’s pores be able to open and close?
So that the pores can allow water vapor, carbon dioxide, and oxygen to enter and exit
Food is made in the cells of the
palisades tissue
What contains very thin, long cells that form hollow tubes?
veins
The cells in what have spaces between the that air can pass through
epidermis
What is the process by which plants use to make sugar for food?
photosynthesis
What is the process by which CELLS break down sugar to release energy?
Cellular respiration
What is the Earth’s primary energy source?
The sun
What is use in photosynthesis?
sun, carbon dioxide, water
What is produced in photosynthesis?
sugar and oxygen
What is used in cellular respiration?
sugar and oxygen
What is produced in cellular respiration
carbon dioxide
water
sugard
An animal that hunts and eats another animal is called a
predator
An animal that is hunted by others for food is called a
prey
What are organisms that make their own food?
producers
What are organisms that cannot make their own food?
consumers
List the 4 types of consumers and how each obtain their food
S – scavengers - dead animals
O – omnivore - animals and plants
C – carnevores - meat
H - herbivores – plants
What are the organisms that get their energy by breaking down wastes and dead organisms
decomposers
A long term relationship between two different
organisms is called
symbiosis
What are the rules for symbosis?
One gets helped; One gets helped, hurt or nothing happens
What are all of the conditions surrounding an organism
environment
Give an example of a slow change in an environment
Sahara desert; ice melting
Give an example of a fast change in an environment
flood hurricane
What is the struggle of organisms for the same limited resources called
competition
What is any substance that damages the environment called
pollution
What is an attempt to preserve or protect an environment from harmful changes
conservation
What is the difference between native and nonnative species?
A native is born or lives naturally in a place. A nonnative is new to a place and did not occur naturally
Name one type or example of pollution
Oil spill; smoke from cars
