Natural Vegetation — Set 2
Geography · प्राकृतिक वनस्पति · Questions 11–20 of 50
Sandalwood (Chandan) is most commonly found in which type of forest?
Correct Answer: A. Tropical Deciduous Forests
Sandalwood is a commercially valuable tree found in the deciduous forests of South India. The state of Karnataka is particularly famous for its high-quality sandalwood production. It is a hemiparasitic plant that takes nutrients from the roots of other plants.
Which tree species is mostly found in the 'Sal' forests of Chhota Nagpur Plateau?
Correct Answer: D. Sal
Sal is the dominant tree species in the deciduous forests of the Chhota Nagpur Plateau. It provides hard, durable timber widely used for railway sleepers and construction. These forests are part of the dry deciduous belt of central India.
What is the typical height of trees in Tropical Evergreen forests?
Correct Answer: A. Up to 60 meters or more
Trees in Tropical Evergreen forests can reach heights of 60 meters or even more. Due to the dense canopy, trees compete for sunlight by growing tall. These forests exhibit a distinct multi-layered vegetation pattern.
Mangrove forests are also known as?
Correct Answer: A. Tidal Forests
Mangrove forests are commonly known as Tidal forests because they thrive in areas influenced by tides. They are found in coastal deltas where silt and mud accumulate. The roots of these plants are submerged under salt water.
Which of the following is a medicinal plant used for treating blood pressure?
Correct Answer: A. Sarpagandha
Sarpagandha is a medicinal plant found in India used specifically to treat high blood pressure. It is also known as the Indian Snakeroot. Many such medicinal plants are part of India's rich natural vegetation heritage.
Alpine vegetation is generally found at altitudes above?
Correct Answer: C. 3600 meters
Alpine vegetation is found at high altitudes generally above 3600 meters in the Himalayas. It consists of silver fir, junipers, pines, and birches. As they approach the snowline, trees become stunted and turn into shrubs.
Which region of India has the highest percentage of forest cover according to general reports?
Correct Answer: B. The Islands
The Andaman and Nicobar Islands have a very high percentage of forest cover due to their tropical climate. Among the states, the northeastern states also show high percentages of forest area. Maintaining forest cover is crucial for ecological balance and climate control.
Tendu leaves, used for making bidis, are collected from which type of forest?
Correct Answer: A. Deciduous Forests
Tendu leaves are an important minor forest product collected from deciduous forests. They are primarily used in the manufacturing of traditional Indian bidis. The collection of these leaves provides livelihood to millions of tribal people.
Which of the following is NOT a feature of xerophytic plants found in thorn forests?
Correct Answer: C. Broad, thin leaves
Xerophytic plants have small or needle-like leaves to minimize water loss through transpiration. Broad and thin leaves are characteristic of humid evergreen forests instead. These adaptations help thorn forest plants survive in arid conditions.
Bamboo and Canes are commonly found in which type of vegetation in India?
Correct Answer: C. Tropical Moist Forests
Bamboo and Canes thrive in tropical moist deciduous and evergreen forests. They are found extensively in the northeastern states and parts of the Western Ghats. These are fast-growing plants with immense economic utility for local communities.