What is the major function of chloroplasts in plant cells?

• A) Producing glucose for cellular respiration

• B) Controlling gas exchange

• C) Providing structural support

• D) Storing fluids for the cell

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do the xylem and phloem differ?

• A) Xylem carries water up from the roots, while phloem carries food from the leaves

• B) Xylem carries food up from the roots, while phloem carries water from the leaves

• C) Xylem and phloem have the same function

• D) Xylem carries water down from the leaves, while phloem carries food up from the roots

Tags

NGSS.MS-LS2-3

What is the relationship between stomata and guard cells in transpiration?

• A) Stomata control the opening and closing of guard cells

• B) Guard cells control the opening and closing of stomata

• C) Stomata and guard cells have no relationship

• D) Stomata and guard cells both play a role in photosynthesis

What attracts pollinators to flowers?

• A) Sepals

• B) Petals

• C) Ovaries

• D) Stigmas

How do the stamen and pistil of a flowering plant differ?

• A) Stamen is the male reproductive organ, while pistil is the female reproductive organ

• B) Stamen is the female reproductive organ, while pistil is the male reproductive organ

• C) Stamen and pistil have the same function

• D) Stamen and pistil are both involved in photosynthesis

Which plant tissue type covers the outside surface of the plant and acts as a protective barrier?

• A) Dermal tissue

• B) Ground tissue

• C) Meristematic tissue

• D) Vascular tissue

What is the function of ground tissue in plants?

• A) Transporting water and minerals

• B) Producing new cells through mitosis

• C) Providing structural support

• D) Storing carbohydrates

Where is meristematic tissue found in a plant?

• A) Near the tips of the roots

• B) Inside the main stem or structure of the plant

• C) Both A and B

• D) None of the above

What is the primary function of the root meristem?

• A) Controlling primary growth down into the soil

• B) Protecting the sensitive meristematic tissue of roots

• C) Controlling primary growth up, making the plant taller

• D) Producing new xylem, phloem, and outer bark for trees

Which plant organ is responsible for photosynthesis?

• A) Roots

• B) Stem

• C) Leaves

• D) Flowers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3