Animal Systems

A pouchlike extension of their esophagus in which symbiotic bacteria digest the cellulose of plants is

• Detritus

• Rumen

• Stomach

Tags

NGSS.MS-LS2-3

The process that breaks food down into molecules

• digestion

• excretion

• respiration

Tags

NGSS.MS-LS1-7

The movement of blood, nutrients, or waste around the system of the body.

• circulation

• diffusion

• osmosis

Energy from food molecules is released in the presence of oxygen.

• respiration

• excretion

• confusion

Tags

NGSS.MS-LS1-7

Removes waste after digestion.

• excretion

• digestion

• circulation

Which two body systems work together to allow animal bodies to move?

• Nervous and Digestive

• Circulatory and Excretory

• Muscular and Skeletal

• Endocrine and Respiratory

Which of these is true of all animals?

• They are unicellular.

• They are producers.

• They reproduce asexually.

• They are multicellular.

Most animals share many characteristics. They are multicellular, they reproduce sexually, they have specialized parts, and they can move. What is one other characteristic most animals share?

• They eat other organisms to gain energy.

• They have appendages like arms and legs.

• They breath oxygen through their mouth.

• They absorb energy from sunlight through photosynthesis.

Tags

NGSS.MS-LS2-3

All animals must be able to take in information and react to their environmental conditions. What organs in humans work together to collect information about the external environment.

• Heart, lungs, blood

• Stomach, large intestine, small intestine

• Nerves, Spinal Cord, Brain

• Lungs, Diaphragm, trachea

Which system in animals is primarily responsible for transporting nutrients, gases, and waste products throughout the body?

• Digestive System

• Circulatory System

• Respiratory System

• Nervous System