Which of the following species of trees were suited for building ships...
(i) Foresters and villagers had very different ideas of what a good forest should look like.Villagers wanted forests with a mixture of species to satisfy different needs — fuel, fodder, leaves. The forest department wanted trees which were suitable for building ships or railways.
(ii) They needed trees that could provide hard wood and were tall and straight. So particular species like teak and sal were promoted and others were cut. The new forest laws meant severe hardship for villagers across the country.
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Which of the following species of trees were suited for building ships...
(i) Foresters and villagers had very different ideas of what a good forest should look like.Villagers wanted forests with a mixture of species to satisfy different needs — fuel, fodder, leaves. The forest department wanted trees which were suitable for building ships or railways.
(ii) They needed trees that could provide hard wood and were tall and straight. So particular species like teak and sal were promoted and others were cut. The new forest laws meant severe hardship for villagers across the country.
Which of the following species of trees were suited for building ships...
Answer:
Introduction:
The construction of ships and railways requires the use of durable and strong wood. Certain species of trees are particularly suited for this purpose due to their characteristics such as strength, durability, and resistance to decay. Among the options given, the species of trees that are most suited for building ships and railways are Teak and Sal.
Explanation:
Teak:
Teak (Tectona grandis) is a tropical hardwood tree native to South and Southeast Asia. It is widely known for its exceptional durability and strength, making it an ideal choice for shipbuilding and railway construction.
- Durability: Teak wood has a high natural oil content, which makes it highly resistant to decay, rot, and insect infestation. This durability ensures that structures made from teak can withstand the harsh marine environment and the wear and tear of railway tracks.
- Strength: Teak wood is renowned for its strength and stability. It has a high modulus of elasticity, which means it can withstand heavy loads and resist warping or cracking. This strength is essential for constructing ships and railway tracks that need to withstand constant use and stress.
Sal:
Sal (Shorea robusta) is a species of tree native to the Indian subcontinent. It is also well-suited for shipbuilding and railway construction due to its characteristics.
- Durability: Sal wood is highly resistant to decay, termites, and fungal attacks. This durability ensures that structures made from sal can withstand the moisture and harsh conditions associated with shipbuilding and railway construction.
- Strength: Sal wood is known for its strength and hardness. It has a high density and can resist bending, splitting, or cracking. This strength makes it suitable for constructing ships and railway tracks that require stability and load-bearing capacity.
Therefore, the correct answer is option 'D' - Teak and Sal. These species of trees possess the necessary characteristics of durability and strength required for building ships and railways.