C4 and CAM plants are a adaptations to arid environments
b. adaptations to moist environments
C. more common than C3 plants
d. less efficient at water conservation than C3 plants
Please select the best answer from the choices provided
B
С

A

Explanation:

Both C4 and CAM have certain adaptations - like spatial or temporal differences that allow  photosynthesis to occur in plants that live in very hot, dry environments where woter loss would be bad.

can confirm

Explanation:

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.

(nitrogen fixation) will be your answer sorry if im wrong