Plant Biology - 9th grade pre-assessment

Most stomata are located on what part of the leaf?

• Top of the leaf

• Bottom of the leaf

• On the stems

• All of the above

What is the function of the stomata?

• Take in carbon dioxide and release oxygen

• They make the plant look green

• They absorb water

• Release pollen

Tags

NGSS.MS-LS1-6

What is the role of the guard cell in the stomata?

• Beat up insects

• Help the plant sweat

• regulate the process of opening and closing the pores

• to help the stomata find a mate

Tags

NGSS.MS-LS1-2

Where does photosynthesis occur?

• The roots

• The stems

• The chloroplasts

• The leafs

Tags

NGSS.MS-LS1-6

Why do plants perform photosynthesis?

• to create oxygen and energy in the form of sugar

• to create bigger leaves

• to grow bigger roots

• to create pollen

Tags

NGSS.MS-LS1-6

What is cellular respiration?

• the process of cells getting stronger

• the process of cells expanding

• cells sweating out toxins

• the process of food being processed into energy

Tags

NGSS.MS-LS1-7

What is the role of mitochondria?

• Make the leaves bigger

• They are the center for respiration of the cell

• Help protect plants from insects

• They absorb oxygen

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Where is the mitochondria located?

• the fluid that surrounds the nucleus of a cell

• inside the nucleus

• on the outside of the cell membrane

• inside of the roots

What is the primary function of the chloroplast?

• filter chlorine out of the plant

• Help the plant get groovy

• produce energy through photosynthesis

• give the plants their color

Tags

NGSS.MS-LS1-6

How does the chloroplast get water?

• chloroplasts obtain water through the roots of a plant

• By drinking water

• absorbing water through leaves

• chloroplasts steal water from other cells in the plant

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6