RC 4- Organisms and Environment

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.

An organism whose cells do not have an enclosed nucleus

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

Variety of life

What is one difference between primary and secondary succession?

Which cell organelles are found only in plant cells

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

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

What type of cell has a nucleus?

Who else is the bird in competition with for resources?

Which human body system breaks down food and absorbs nutrients ?

Organisms made up of more than one cell.

Who else is the rabbit in competition with for resources?

Organisms that eat other organisms for food and energy

Organisms that make their own food are called

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.

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

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?

Which human body systems provides structural support and protects organs?

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