biology. i need help with a few questions. thank you so much.?

[michelle my bell. =)]

9.What is the primary function of plant leaves?
A) to support the plant
B) to produce flowers
C) to take in water
D) to trap sunlight for photosynthesis

10.Herbaceous stems grow thicker as a result of cell division in the _____.
A) vascular cambium of the stem
B) apical meristem
C) bark
D) pericycle

11.Which of the following cells would be found in xylem tissue?
A) sieve tube members
B) tracheids
C) companion cells
D) guard cells

14.What is the most likely seed-dispersal mechanism for a walnut?
A) eaten by animals
B) catch in animal fur
C) wind
D) water

15.Where does the process of double fertilization occur in flowering plants?
A) in the pollen tube
B) in the stigma
C) in the central nucleus
D) in the ovule

16.The megaspore of a conifer will become _____.
A) female gametophyte
B) male gametophyte
C) male sporophyte
D) female sporophyte