Molecules to Organisms Review

Which item on the list do Shanna and her classmate decide is not correct?

• All living things are made of cells.

• All living things grow and reproduce.

• All living things are consumers.

• All living things require food and water.

Tags

NGSS.MS-LS1-1

What type of organism is the sample from the light microscope?

• Unicellular

• Multicellular

Tags

NGSS.MS-LS1-1

Some animals have an organ called the gizzard. The gizzard is muscular and helps to

crush up hard food. Earthworms and many birds, including chickens, have gizzards.

Chickens swallow small rocks that help the gizzard to grind up food.

The gizzard is part of which system?

• Circulatory

• Digestive

• Respiratory

• Nervous

How do two organelles, chloroplast and mitochondria, in the plant cell work together so the plant can grow?

• Sunlight and Energy

• Energy and Food

• Food and Mitochondria

• Mitochondria and Sunlight

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Single-celled organisms such as bacteria perform every function needed for life in their one cell. Bacteria have no tissues, organs, or systems. Why do animals such as humans need levels of organization? 

• 1. Humans are simple unicellular organisms.

• Humans are complex multicellular organisms.

• 1. Humans are made up of one single cell without organ systems.

• To be simple unicellular organisms.

Tags

NGSS.MS-LS1-3

Order the words to show the path food takes as it moves along the digestive system.

• Mouth, Esophagus, Stomach, Intestines

• Esophagus, Stomach, Intestines, Mouth

• Stomach, Intestines, Mouth, Esophagus

• Intestines, Mouth, Esophagus, Stomach

Based on its function, what organ system does the heart belong to?

• Circulatory

• Nervous

• Digestive

• Excretory

Derrick

sees a young deer getting ready to cross the trail right in front of them. “Watch out! Deer!” he yells. Lin has less than a second to react and avoid a crash with the deer. What organ system does Lin use when his brain sends a signal to his body to react.

What organ system does Lin use when his brain sends a signal to his body to react?

• Excretory

• Skeletal

• Circulatory

• Respiratory

Which level of body organization do lungs represent?

• Cell

• Tissue

• Organ

• Organ system

How can a problem in Angela's lungs cause problems all over her body?

• Organ systems work in isolation of each other for survival.

• Organ systems work together to correctly function.

• Organ systems work independently and don't need each other to function.

• Organ systems work alone so only the best organs correctly function.

Tags

NGSS.MS-LS1-3