AP BIOLOGY

ANIMAL REPRODUCTION AND DEVELOPMENT

ASEXUAL REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these correctly describes layering?
A
Lower branches are bent and buried under the soil, and the tip is kept above the soil.
B
Stems are cut and planted into the soil.
C
Two different plants are joined at the stem with a cloth.
Explanation: 

Detailed explanation-1: -The correct option is A True. Air layering: Air layering is an artificial vegetative propagation method used to propagate plants like raspberry, jasmine, lemon, apple, etc.

Detailed explanation-2: -variants or less commonly tip layerage. : the propagation of plants by bending a stem to the ground and covering the tip with soil so that roots and new shoots may develop.

Detailed explanation-3: -Simple layering can be accomplished by bending a low growing, flexible stem to the ground. Cover part of it with soil, leaving the remaining 6 to 12 inches above the soil.

Detailed explanation-4: -Layering Methods. The five basic types of layering are tip, simple, compound (serpentine), mound (stool), and air. For tip, simple, mound, and compound layering, part of the stem is buried to form the new roots and for air layering new roots form above the soil surface.

Detailed explanation-5: -Air layering involves a stem being layered above ground. The plant produces roots on the layered stem while it is still attached to the parent plant. A rubber plant. This method is useful on plants without flexible stems that are difficult to bend down to the ground.

There is 1 question to complete.