The diagrams below represent two types of cells, an animal cell and a plant cell. Which type of cell uses energy to carry out life processes?

• plant cell, only

• animal cell, only

• both a plant cell and an animal cell

• neither a plant cell nor an animal cell

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

A diagram representing the levels of organization within an organism is shown below. Which level of organization is identified by X?

• cell

• tissue

• organ

• organ system

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

The diagrams below show models of the circulatory systems of a fish and frog. A student compared these diagrams. The student found that each of these organisms had a heart to pump blood. Which statement is supported by the student’s findings?

• Some organisms are composed of one cell, while others are multicellular.

• Many multicellular animals have similar organs and specialized systems.

• The circulatory system in most organisms removes solid wastes from their bodies.

• All animals have identical circulatory systems.

Tags

NGSS.MS-LS4-2

The diagram below represents the life cycle of a butterfly. This life cycle represents the process of

• separation from parent

• asexual reproduction

• metamorphosis

• extinction

Tags

NGSS.3-LS1-1

Water and carbon dioxide are waste products released as a direct result of

• asexual reproduction

• mechanical digestion

• natural selection

• cellular respiration

Tags

NGSS.MS-LS1-3

The primary function of a plant’s roots is to

• absorb water

• perform photosynthesis

• produce seeds

• exchange gases

Tags

NGSS.MS-LS2-1

Genes are a part of a

• cell wall

• chromosome

• hormone

• vitamin

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

Compared to the amount of genetic information contained in a normal human body cell, the amount contained in a normal human sperm cell is

• the same

• twice as much

• one-half as much

• one-fourth as much

Tags

NGSS.MS-LS3-2

The diagram below represents a pedigree chart. Which type of information is organized by this chart?

• energy flow in an ecosystem

• population growth for pea plants

• the number of chromosomes in an organism

• the passing of a trait from one generation to another

Tags

NGSS.HS-LS3-1

A change in an animal’s DNA, leading to a variation in a species, is called

• a mutation

• an infection

• selective breeding

• sexual reproduction

Tags

NGSS.MS-LS3-1