Understanding Deciduous Trees

The question asks us to identify which trees from the given list are deciduous. To answer this, we first need to understand what a deciduous tree is.

A deciduous tree is a tree that sheds its leaves seasonally, usually in the autumn or dry season, and grows new leaves in the spring or wet season. This is in contrast to evergreen trees, which retain their leaves throughout the year, although they do shed old leaves continuously.

Analyzing the Given Trees

Let's examine each tree listed:

1. Jackfruit (Artocarpus heterophyllus): The Jackfruit tree is known to be an evergreen tree. It retains its leaves throughout the year and does not shed them seasonally like deciduous trees.
2. Mahua (Madhuca indica): The Mahua tree is considered a deciduous tree. It sheds its leaves during the dry season, typically between February and April in India, before new leaves emerge.
3. Teak (Tectona grandis): Teak is also a well-known deciduous tree. It sheds its leaves during the dry season, which helps it conserve water.

Counting Deciduous Trees

Based on our analysis:

• Jackfruit is Evergreen.
• Mahua is Deciduous.
• Teak is Deciduous.

Out of the three trees listed, two trees, namely Mahua and Teak, are deciduous trees.

Summary of Tree Types

Here is a quick summary:

Therefore, there are two deciduous trees among the given options.

Revision Table: Key Tree Types

Additional Information on Deciduous vs. Evergreen Trees

The distinction between deciduous and evergreen trees is important in understanding plant adaptation to different climates. Deciduous trees are common in temperate forests and tropical dry forests where shedding leaves helps survive cold winters or dry periods by reducing water loss (transpiration).

Evergreen trees, such as conifers or many tropical rainforest trees, are well-suited to climates where water is available year-round or where retaining leaves provides an advantage, like in low-light conditions under a dense canopy.

Understanding the characteristics of different tree species, like Jackfruit, Mahua, and Teak, helps in identifying their ecological roles and suitable growing environments.