Quarter Exam, Ch. 1-3

The study of reasoning is called

What part of the skeleton is this?

The process by which life continues through a new generation of organisms is

A properly designed experiment should have ____ independent variables

Which is the primary pigment that causes skin color?

Which one of the following types of white blood cells matures in the thymus?

What portion of the body contains the most vital organs?

The early growth of a seed is called

The urinary system does what?

Models in science are used for what?

The scattering of seed by wind, water, animals or people is _____ dispersal

The sum of all chemical processes of life

What type of symmetry does an organism that can be cut into equal halves in only one direction have?

Through what process does water in the soil enter a root's root hairs?

Hormones do what when the calcium level in the blood is too low?

The uniting of a sperm cell and an egg cell is called

An organim's home within the environment is called

A group of cells that are designed to work together as a unit is a ____

______ tissue allows the body to conduct impulses

What plant tissues carry food downward to the stems and roots?

_____ are the air sacs in the lungs

Muscles that work without conscius thought are _____ muscles

The integumentary system does what?

What part of the skeleton is this?

The brain and spinal cord are part of the ____ nervous system

Which branch of biology studies the relationship between organisms in their environment?

A distinct type of organism is a

Upper chambers of the heart called _____ allow for blood to enter

Which structure exchanges oxygen and nutrients between the blood of an unborn child and his mother?

What structure controls simple reflexes?

A radicle produces what?

Red blood cells are:

The islets of Langerhans release hormones to regulate sugar levels called glucagon and _____?

What part of the skeleton is highlighted in yellow?

The process by which plants manufacture their food

Which dome-shaped muscle aids in breathing?

What part of the skeleton is this?

What is the largest lymphatic organ?

A seedling is

The scientific term for a flowering plant is _____

Experimentation is:

The cardiovascular system does what?

What is the scientific name for the windpipe?

The science of classification is ____

_____ joints give shoulders and hips their range of motion

What is a scientific idea called that has survived many experiments and observations without ever being proven false?

Many growing seasons are classified as what?

Pollination is the transfer of pollen from the ____

The skeletal system does what?

Which plant family helps restore nitrogen to the soil?

What gland is considered the "master gland"

What is the first section of the small intestine?

Grains are the fruits of plants from the ____ family

Veins that run parallel, fibrous roots, and petals in multiples of 3 are classifications of what?

The muscular system does what?

Which of these carries blood away from the heart?

A plant with flower heads consisting of disk and ray flowers is from the ____ family

Sir Francis Bacon developed the ________

A ripened flower ovary is a

A tendon is:

Pericardium is what?

Fauna is:

Which layer of skin do dead cells come off of?

The ureters connect what to what?

The main divisions of the skeleton are the axial and _____ skeleton

In which organ is bile stored?

A hypothesis is:

Oreamnos americanus is the scientific name for a mountain goat. Oreamnos is the mountain goat's ____ name

A creeping stem that runs along the soil surface is a _____

The nervous system does what?

Balance and muscle coordination are managed by the

What type of leaf has only one blade attached to the petiole?

________ sits in between bones to prevent rubbing and friction

Food goes through the digestive system until the waste leaves the body through the _____ canal