Chapter 1: The Leaf

A flattened green structure found in plants is called_______.

• flower

• node

• internode

• leaf

The point on the stem from where a leaf arises is called _______.

• node

• internode

• petiole

• leaf base

The outer edge of lamina is called ___________.

• leaf blade

• apex

• leaf margin

• internode

The lamina is attached to the stem by a short stalk called ________.

• leaf base

• apex

• petiole

• node

Fine lines forming a network throughout the body of leaf blade is/are called ________.

• venation

• veins

• margin

• lamina

Chlorophyll imparts _________ colour to the plant.

• green

• no colour

• red

• brown

Raw materials needed for photosynthesis are ____________.

• air, water, chlorophyll

• water, carbon dioxide, sunlight, chlorophyll

• food, oxygen, water, chlorophyll

• sunlight, water, air

Loss of water in the form of water vapour from the tiny pores of leaves is called __________.

• photosynthesis

• stomata

• respiration

• transpiration

Leaf with a single lamina is called ____________.

• leaf

• petiole

• simple leaf

• compound leaf

__________ has no axillary bud.

• Simple leaves

• Compound leaves

• Reticulate leaves

• Leaflets