Parts of a leaf

Question 1

what are the two types of leaves?

Answer 1

simple- single, undivided blade
compound- 2 or more leaflets

Question 2

what is the cuticle?

Answer 2

thin waxy covering that’s main function is to prevent water loss within the leaf

Question 3

what is the epidermis?

Answer 3

layer of cells underneath the cuticle, that serves as the skin

Question 4

what is the xylem?

Answer 4

transports water (upper layer)

Question 5

what is the phloem?

Answer 5

transports sugar/food (lower layer)

Question 6

what is the mesophyll?

Answer 6

divided into 2 layers; palisade and spongy; word means middle and leaf in greek

Question 7

what are chloroplasts?

Answer 7

where photosynthesis occurs

Question 8

what is stomata?

Answer 8

tiny holes that let the leaf “breathe”; allow co2 to enter and O to exit

Question 9

what are guard cells?

Answer 9

allow the stomata to open and close

Question 10

what are bundle sheath cells?

Answer 10

outer layer of cells of the vein surrounding the xylem and phloem