RC 4- Organisms and Environment

Which cell organelles are found only in plant cells

A _____________ term environmental change is a change in the environment that affects an entire population of organisms.  

a _________ term environmental change is a change in the environment that affects the individual organism.  The organism would have to adapt quickly in order to survive.

Organisms made up of more than one cell.

Variety of life

Organisms that eat other organisms for food and energy

Organisms that make their own food are called

An organism whose cells do not have an enclosed nucleus

Which human body system breaks down food and absorbs nutrients ?

Struggle between organisms of the same or different species for food, space, light, water, etc.

What term describes living organisms in an ecosystem such as plants and animals?

What type of cell has a nucleus?

A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?

Both animal and plant cells have a cell membrane? True or False

What term describes non-living factors in an ecosystem such as rocks, water and temperature?

A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?

Process by which organisms that are suited to a particular environment are better able to survive and reproduce than other organisms that are not.

Who else is the rabbit in competition with for resources?

Which human body systems provides structural support and protects organs?

What is one difference between primary and secondary succession?

Who else is the bird in competition with for resources?