AP EAMCET 23 May 2023 Shift 2 Paper

With reference to stomatal movement, choose the correct statements
a. Proton efflux increases pH of guard cells.
b. Efflux of K+and Cl−decreases water potential of guard cells.
c. In the absence of light, K+and Cl−efflux from guard cells.
d. Presence of ABA in guard cells causes efflux of K+.