Question

Sal is an important trees of ______________ Forest types

• A. Tropical wet evergreen
• B. Tropical moist deciduous
• C. Alpine
• D. Temperate

Hint:

Sal is often found in pure stands (Sal brakes) because its winged seeds ($samaras$) disperse effectively by wind just before the monsoon rains.

Answer 1

The Correct Option is B

Step 1: Understanding the Question:
The question asks for the classification of the forest type where the Sal tree (Shorea robusta) is the dominant or characteristic species.

Step 2: Detailed Explanation:

• Sal is one of the most commercially and ecologically important timber trees of India. It is a climax species found extensively in the North and Central Indian plains and the Himalayan foothills.

• According to Champion and Seth's classification of Indian forests, Sal is the primary species of the Tropical Moist Deciduous forests. It also occurs in Tropical Dry Deciduous forests, but its most luxuriant growth is in the moist type.

• Tropical moist deciduous forests receive rainfall between 1000 mm and 2000 mm and have a distinct dry season where trees shed their leaves. Sal is semi-deciduous; it sheds leaves but is never completely leafless for a long period.

• Sal forests provide essential ecosystem services and support the livelihoods of millions of forest-dwelling communities through timber and non-timber forest products (like Sal seeds and leaves).

• It is not found in Alpine or Temperate regions (which are at higher altitudes) or in Wet Evergreen regions (which require much higher, non-seasonal rainfall).

Step 3: Final Answer:
Sal is a characteristic tree of Tropical moist deciduous forest types.