From Cells to Ecosystems

Cells are organized into _____________.

A living things home is called its _________.

All the organisms in a population form a(n) _____________________.

An ocean is the habitat of a __________________.

All of the following are nonliving parts of an ecosystem EXCEPT _____________.

Organisms may be related if ____________________________.

An organ system is organized in a(n) ___________________________.

Mold, fungi, and bacteria are examples of _________________.

Dogs, cats, and humans belong to the ______________________.

The largest group into which an organism is classified is the ___________.

What is one thing that plant and animal cells do NOT have in common?

The smallest unit of living matter is a _________________.

Evidence of an organism that lived in the past is called a ________________.

Tissues are organized into ___________.

If none of a kind of organism remains alive on Earth, it is _______________.

A characteristic of a living thing is known as a ________________.

Humans are examples of _____________.

The first part of an organism's name is its _____________________________.

The basic needs of most living things include _________________________.

Scientists study rock layers to learn a fossil's _______________.

An organism that makes its own food is known as a __________________.

Some scientists believe dinosaurs became extinct when ___________________.

The remains of an organism that lived in the distant past is a(n) _______________.

Organs are organized into ____________________.

Organisms that capture light energy from the Sun and transform it into food are called _______.

What is likely to happen to plants living in an ecosystem that has been hit by a drought?

In a terrarium ecosystem, snails and earthworms are ______________________.