The outer layer of a leaf is called the epidermis (from a Greek word meaning "over-skin"). Its function is to protect the insides of the leaf, which carry out the chemical reaction known as photosynthesis.
Definetly cellulose
The protective substance that restricts water loss from a leaf is called cuticle. It is a waxy layer on the outer surface of the leaf that helps to reduce water evaporation and protect the leaf from drying out.
Epidermis
The cuticle layer of leaf cells is covered in wax. Wax helps to protect the leaf from excess water loss and damage from environmental factors such as UV light. It also gives leaves a glossy appearance.
uhhhm. peanut butter?! (this question wanst answered before anyways, so don't be disspaointed.) First of all, this is NO help whatsoever. You don't need to be doing this, these are serious questions, and immature idiots like you don't need to be on here answering questions like this, this makes people so angry!
Epidermis
Epidermis
The outer layer of a leaf is called the epidermis (from a Greek word meaning "over-skin"). Its function is to protect the insides of the leaf, which carry out the chemical reaction known as photosynthesis.
epidermis :D
The outer layer of a leaf's skin is called the waxy cuticle, or just cuticle. You could also include the next layer, the epidermis layer. Mostly, though, the leaf's skin is called the 'Leaf surface'.
According to biologists, the protective outer layer of a leaf is called the cuticle. Normally, the cuticle contains a waxy substance which protects the leaf from moisture loss.
According to biologists, the protective outer layer of a leaf is called the cuticle. Normally, the cuticle contains a waxy substance which protects the leaf from moisture loss.
The outer surface of the leaf has a thin transparent waxy covering called the cuticle
epidermis
The outer part of the leaf is called the cuticle. It is a waxy layer and does not comprise of live cells. It's function is to prevent the leaf from desiccation (drying out).
Definetly cellulose
Epidermis