Ch. 8 - Animal Life Processes

Which of these provides support and protection for many insects?

• muscle

• skeleton

• spinal cord

• exoskeleton

What are the two gases that animals exchange with their surroundings?

• oxygen and nitrogen

• nitrogen and helium

• hydrogen and carbon dioxide

• carbon dioxide and oxygen

Suppose that you close a window because you notice that rain is falling. Your action in closing the window is a(n)

• involuntary reaction

• depressant

• stimulant

• response

Tags

NGSS.MS-LS1-8

Why are some muscles attached to bones?

• they have the same function as bones

• they move the bone to help move the body

• they are part of the skeleton

• all muscles and bones are cartilage

Which animal has the simplest and least organized nervous system?

• cnidarian

• mollusk

• flatworm

• planarium

What three systems work together to make an animal move about?

• nervous, digestive, muscular systems

• nervous, skeletal, muscular systems

• nervous, circulatory, muscular systems

• nervous, digestive, circulatory systems

An adaptation that helps amphibians move from place to place in water is

• eggs, covered by jelly

• moist skin

• webbed feet

• a strong skeleton

Tiny, thin-walled blood vessels where the blood and body cells exchange substances are called

• atria

• ventricles

• capillaries

• single loop

Which animal has a digestive system most similar to a human?

• cow

• jellyfish

• octopus

• wolf

Tags

NGSS.MS-LS4-2

An offspring that is the result of asexual reproduction

• has two parents

• developed from a zygote

• inherited genes from two parents

• is genetically identical to its parent

Tags

NGSS.MS-LS3-2