Types and Functions of Plant Stems

The video tutorial explains the concept, characteristics, parts, classifications, and functions of plant stems. It highlights the stem's role in supporting the plant, transporting nutrients, and its various types based on presence, consistency, environment, and ramification. The tutorial aims to clarify these concepts for better understanding.

What is the primary role of the stem in a plant?

• To absorb water from the soil

• To produce seeds

• To perform photosynthesis

• To transport water and nutrients

Which direction does the stem grow in relation to the root?

• In a circular pattern

• Horizontally

• Downwards

• Upwards

What characteristic of the stem allows it to support leaves, flowers, and fruits?

• It has terminal buds

• It is the organ of support

• It has a strong root system

• It performs photosynthesis

What is geotropism in the context of the stem?

• Movement towards water

• Movement away from the earth

• Movement towards nutrients

• Movement towards light

Which part of the stem is the imaginary line that separates it from the root?

• Terminal bud

• Internode

• Neck

• Node

What are the small parts from which new leaves or branches emerge called?

• Terminal buds

• Neck

• Internodes

• Nodes

Which type of stem is characterized by being very flexible and green?

• Semi-woody

• Herbaceous

• Woody

• Succulent

What type of stem grows horizontally along the ground?

• Voluble

• Rastrero

• Aerial

• Trepador

Which type of stem stores nutrients and grows underground?

• Herbaceous

• Aerial

• Woody

• Tubers

What is one of the main functions of the stem in relation to the plant's growth?

• To store water

• To support the plant

• To produce flowers

• To absorb sunlight