Ms. Smith 2nd 9wks Review 2020-2021

In humans, which of the following organs connects to the sensory organs through nerves, allowing an individual to utilize their senses?

• lungs

• muscles

• brain

• heart

The main function of the immune system is

• recognize and attack disease-causing organism

• transmission of disease-fighting enzymes

• alert other body systems of foreign cells

• maintain constant flow of blood

Dichotomous key is used to classified organisms by

• genes

• behaviors

• physical characteristics

• geographic areas

The spinal cord is protected by the vertebrae, therefore

• the nervous system and skeletal system work together

• the endocrine system and muscular system work together

• the digestive system and excretory system work together

• the muscular system and nervous system work together

Blood pressure, breathing, temperature, heart rate are functions controlled by the

• integumentary system

• digestive system

• nervous system

• skeletal system

These organs help the body get rid of waste

• bladder, stomach

• pancreas, small intestine

• skin, pancreas

• kidneys, bladder

We exhale what product

• oxygen

• carbon dioxide

• nitrogen gas

• glucose

Main function of the human skeleton

• gas exchange

• sensory

• movement and support

• digestion and excretion

A worm, pine tree, and a frog have what in common

• They are all heterotrophic organisms that use organic carbon for growth.

• They are all eukaryotic organisms that have nuclei in their cells.

• They are all all prokaryotic organisms that have free DNA in their cells.

• They are all autotrophic organisms and make their own food.

Eukaryotic means

• An organism with a membrane-bound organelles.

• An organism no membrane bound organelles.