Body Systems & Genetics

Which best describes why bacteria can survive in their environment without help from other organisms?

• because their cells are larger than cells of other organisms

• because they can carry out all necessary life processes

• because they are a specific kind of plant

• because they are multicellular

Tags

NGSS.MS-LS1-2

How does the circulatory system compare to the respiratory system?

• The respiratory system brings nutrients into the body, while the circulatory system moves the body.

• The respiratory system moves the body, while the circulatory system brings nutrients into the body.

• The respiratory system brings oxygen into the body, while the circulatory system moves oxygen through the body.

• The respiratory system moves oxygen through the body, while the circulatory system brings oxygen into the body.

Most plankton are single-celled organisms that float near the surface of ocean water. What other characteristic would these plankton most likely have?

• the ability to acquire the energy they need without the help of other cells

• the ability to attach to other plankton and help all other plankton survive

• the ability to survive without reproducing

• the ability to survive without removing waste

Tags

NGSS.MS-LS2-3

A boy’s mother has blue eyes and dimples. His father has brown eyes and no dimples. How could the boy have brown eyes and dimples?

• because his traits were influenced by his home environment

• because he inherited traits from just one parent

• because his traits were determined by the foods he eats

• because he inherited traits from both parents

Tags

NGSS.MS-LS3-2

Which are parts of the respiratory system?

• heart and blood

• lungs and mouth

• muscles and nerves

• stomach and esophagus

Why do the same kinds of trees have the same shape of leaves?

• They inherit the shape of their leaves from the parent trees.

• They receive the same kinds of nutrients from the soil.

• They grow in areas that receive the same amount of sun.

• They acquire the shape of their leaves from insects eating their leaves.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

Which example is a trait that a dog does NOT inherit?

• the ability to sit on command

• the ability to swim

• body shape

• fur color

How are single-celled fungi different from plants and animals?

• Single-celled fungi use photosynthesis to survive.

• Single-celled fungi do not require energy to survive.

• Single-celled fungi are able to survive without water.

• Single-celled fungi do not need other types of cells to survive.

In what way are the respiratory system and the digestive system similar?

• Both are involved in protecting the body.

• Both circulate nutrients through the body.

• Both help the body move from one place to another.

• Both take in items from the environment that are necessary to sustain life

A girl has brown hair and brown eyes. She has freckles, and she speaks Spanish. Which characteristic was NOT inherited from the girl’s parents?

• brown hair

• brown eyes

• freckles

• speaking Spanish