Question

Many cactus plants, such as the species shown in the illustration, use a special type of photosynthesis called CAM photosynthesis. This specialized process allows the cactus plant to keep the stoma or leaf openings closed during the day. Most other plant species keep their stoma open during daylight hours. Which is the MOST likely reason that cactus use this special photosynthetic process?

Answer 1

its ability to conserve water

Answer 2

The special type of process is the ability to store water. Hope this helps ^-^