Tag: natural vegetation and communities dependent on forest

Questions Related to natural vegetation and communities dependent on forest

The finest cricket bats are made from the wood of the trees known as __________.

  1. billow

  2. seesam

  3. willow

  4. none of these


Correct Option: C
Explanation:

Kashimiri willows are known for their finest quality bats. Most of them are of international standards and are used by prominent cricketers worldwide. This willow was brought in India by British

Wood of softwood evergreen trees is very useful for making pulp, which is used for manufacturing.

  1. silk and wool

  2. meat and curd

  3. clothes and tyres

  4. paper and newsprint


Correct Option: D
Explanation:

Softwoods are cheaper and easier to work with than hardwoods. They are mainly used for- pulp for paper, durable home woodwork, and construction timbers.

Mahogany and rosewood trees are found in ________________.

  1. mangrove forests

  2. tropical deciduous forests

  3. tropical evergreen forests

  4. temperate deciduous forests


Correct Option: C
Explanation:

Tropical evergreen forest,

In India, Evergreen forests which are also identified as Tropical rain forest can be located in the in States such as Kerala and Karnataka. These forests are discovered in the westward slopes of the western ghats. They can be also discovered in mountain ranges of Jaintia and Khasi. Some of the trees which can be located in Indian Tropical Forests are ebony, bamboos rosewood, and reeds. 

Match list I (Forest types) with list II (Type of trees):


A. Tropical Evergreen  I. * Oak, pine, eucalyptus
B. Temperate Evergreen II. Oak, ash, beech
C. Tropical Deciduous III. Rosewood, ebony, mahogany
D. Temperate Deciduous  IV. Sal, teak, shisham


Which of the following is the correct matching?

  1. (A-II), (B-IV), (C-Ill), (D-I)

  2. (A-IV), (B-II), (C-I), (D-Ill)

  3. (A-I), (B-Ill), (C-II), (D-IV)

  4. (A-Ill), (B-1), (C-IV), (D-II)


Correct Option: D
Explanation:

Tropical evergreen - Rosewood, ebony, mahogany - Hardwood trees. 

Temperate evergreen - Oak, pine, eucalyptus - Coniferous and broad-leaved.
Tropical deciduous - Sal, teak, shisham - Drop the foliage.  
Temperate deciduous - Oak, ash, beech - Coniferous.

_______________ and __________ are trees found in the Sunderbans.

  1. Sundari, Mangrove

  2. Sundari, Sea forest

  3. Mangrove, Sea forest

  4. None of the above


Correct Option: A
Explanation:

  • Mangrove forest comprises of small shrubs or trees that grown in coastal saline or brackish waters. These shrubs or trees can withstand high salinity conditions. One of the example is Sundari tree after which name Sundarbans was given to this forests.
  • Mangrove forests of Sundarbans are largest mangrove forests of the world. Sundarbans are located in Ganga-Brahmaputra delta of west Bengal and Bangladesh.

Tropical rain forests are found in the areas where rainfall is between __________.

  1. 200 cm to 70 cm

  2. Between 200 and 100 cm

  3. 200 cm and above

  4. Between 100 cm and 70 cm


Correct Option: C
Explanation:

  • Tropical rain forests can be considered as hot and wet forests. Mean monthly temperatures exceed 18 °C and average annual rainfall is above 200 cms.
  • Tropical rainforests exhibit high levels of biodiversity. Around 40% to 75% of all biotic species are indigenous to the rainforests.
  • These forests are found in Andaman and Nicobar Islands and Western Ghats. A part of these forests are also found in Odisha state.

How many plant species are found in India?

  1. About 45,000

  2. About 40,000

  3. About 47,000

  4. About 20,000


Correct Option: C
Explanation:

India has 10 biogeographical zones and has 6 types of natural habitats. Over 47,000 species of plants and 89,000 species of animals have been recorded in India.

Regions such as Southeastern Brazil, Southwestern Africa, Myanmar and Bangladesh consists of _____.

  1. Tropical monsoon forests

  2. Tropical rainforests

  3. Coniferous rainforests

  4. Temperate deciduous forests


Correct Option: A
Explanation:

Tropical Monsoon forests are located in the monsoon climate beyond the equatorial region between 10°C and 25°C  and North and South of the equator. The countries are along the coastal regions of Bangladesh, Myanmar, Southwestern Africa, Southeastern Brazil, Srilanka. 

Silver Fir is found in _____ type of vegetation.

  1. Mangrove forests

  2. Montane forests

  3. Tropical Deciduous forests

  4. Tropical Evergreen forests


Correct Option: B
Explanation:

Silver Fir is found in Montane Forests. Montane Forests have a succession of natural vegetation belts in the same order from the tropical to the Tundra region. Between 1500 and 3000 metres, temperature forests contains coniferous tress like pine, deodar, silver fir.

Cinchona, rubber, mahogany, ebony are important trees of____________.

  1. Mangrove forests

  2. Tropical deciduous trees

  3. Tropical rainforests

  4. Montane forests


Correct Option: C
Explanation:

The tropical rainforests are confined to areas of heavy rainfall. Areas which receive more than 200 cm of rainfall and have a short dry season are the best area for tropical rainforest. Almost all kinds of vegetation, like trees, shrubs and creepers, are found in such a forest. Ebony, mahogany, rosewood, rubber, and cinchona are some of the commercially important trees of tropical rainforests.