Module 1 Content Review

What is one advantage that a unicellular organism has over a multicellular organism?

• It can reach a large size.

• It can reproduce quickly.

• It can have a longer lifespan.

• It can perform complex life functions.

Which question helps separate a unicellular organism from a multicellular organism?

• Does the organism contain genetic material?

• Does the organism die if a single cell is damaged?

• Does the organism have the ability to reproduce?

• Does the organism have the ability to make its own food?

Tags

NGSS.MS-LS1-1

A student lists some challenges to the survival of a single-celled organism. Which statement describes the most significant challenge?

• The organism does not have to find a partner to reproduce.

• Multiple divisions are required for survival.

• Death of one cell means death to the organism.

• The organism depends on the presence of other organisms to survive.

Tags

NGSS.MS-LS2-1

A student is classifying organisms as single-celled or multi-celled. Which characteristic will help the student classify an organism as multi-celled?

• The organism can reproduce on its own.

• The organism can carry out all life processes.

• The organism is able to perform various functions because of the differentiated cells.

• The organism is able to survive in terrestrial and aquatic environments.

Tags

NGSS.MS-LS1-1

Which two body systems work together to help a person move?

• skeletal system and muscular system

• nervous system and digestive system

• circulatory system and respiratory system

• circulatory system and excretory system

What is the role of the heart in the circulatory system?

• It forms a network of blood vessels.

• It transports oxygen to all body parts.

• It helps the body to make blood cells.

• It pumps blood throughout the body.

A patient has swelling and pain in the joints. She has difficulty using her hands and walking due to lack of flexibility. Which two body systems of the patient are most likely affected?

• muscular system and circulatory system

• muscular system and respiratory system

• skeletal system and muscular system

• skeletal system and circulatory system

Food is broken down into nutrients that are taken up by the blood vessels for transport to other body parts. Which statement best explains the given process in digestion?

• Nutrients released from food in the mouth are transported by the circulatory system.

• Nutrients released from food in the stomach are transported by the muscular system.

• Nutrients released from food in the small intestine are transported by the circulatory system.

• Nutrients released from food in the esophagus are transported by the muscular system.

Which body system helps to deliver nutrients from the digestive system to every part of the body?

• cardiovascular

• muscular

• nervous

• respiratory

Which statement best explains why there are a large amount of organisms in the shallower portions of a marine ecosystem?

• Organisms have plenty of space to make their homes.

• Organisms are well-protected in that zone of water.

• Organisms prefer to live in places frequently visited by humans.

• Organisms have plenty of food as more sunlight is available to producers.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS1-6