HMH Science

What are the 2 types of scientific investigation?

• fieldwork & experiments

• models & experiments

• peer reviewed journals & encyclopedias

A cell is...

• the basic unit of structure and function in living organism

• an organism

• a basic part of everything that we see

• found only in animals, not plants

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of the following, found ONLY in plant cells, provides structure?

• cell wall

• chloroplast

• mitochondria

• vacuole

All living things are made up of...

• cells

• cell tissues

• organ

• organ systems

Tags

NGSS.MS-LS1-1

I am only found in a plant cell. What am I?

• cell membrane

• mitochondria

• cytoplasm

• chloroplast

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

Which of the following is the smallest unit of life that can carry out all life functions?

• the nucleus

• the cytoplasm

• the cell membrane

• the cell

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

In what part of the plant cell does the process of photosynthesis take place?

• nucleus

• mitochondria

• chloroplasts

• vacuoles

Tags

NGSS.MS-LS1-6

The Brain and the spinal cord are the main parts of which body system?

• Nervous System

• Circulatory System

• Skeletal System

Through which process does one cell divide into two identical cells?

• digestion

• expiration

• mitosis

• meiosis

Tags

NGSS.MS-LS3-2

Which process produces two cells that each have half the number of chromosomes as the original cell?

• inspiration

• expiration

• mitosis

• meiosis