The leaf's cuticle a. stores water.
c. transports water in the leaſ.
b. reduces evaporation.
d. absorbs water for the leaf.

How does litmus paper indicate an acid?

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

What is a number added in front of a formula in order to balance the equation