Environmental Studies · Geography

Natural Vegetation and Habitats

1,703 Questions

Study the characteristics of various biomes, including tropical rainforests, savannas, and thorn forests. Questions address ecological concepts like stratification, climate factors, and regional vegetation types such as littoral forests. This topic is commonly asked in geography and environmental science papers.

Forest biomes and typesSavanna and grassland habitatsTropical rainforest characteristicsEcological stratificationThreats to natural habitats

Natural Vegetation and Habitats Questions

Multiple choice

Which one of the following areas is dominant in hunting and gathering?

  1. Hot desert

  2. Cold desert

  3. Tropical forest

  4. Temperate grassland
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 Primitive activities like hunting and gathering sustained human beings for more than 95% of their existence on the earth. The hunting-gathering people successfully colonised the tropical rainforests. Present day hunters-gatherers are confined to a few pockets in Australia, Africa, Asia, North America and South America. The Arctic Inuit; Pygmies and Kalahari San of Africa; Aboriginal Australians such as Pintupi; Paliyan of South lndia and Semang of Malaysia are some examples of the foragers.

Multiple choice

Consider the following statements:

  1. The Taiga biome stretches across large parts of Canada, Europe and Asia.
  2. Taiga is the largest biome in the world.
  3. A lot of coniferous trees grow in the Taiga. Which of the statements given above are correct?

  1. 1 and 2

  2. 2 and 3

  3. 1 and 3

  4. 1, 2 and 3
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 The Taiga biome stretches across large parts of Canada, Europe and Asia. A lot of coniferous trees grow in the Taiga. Taiga is not the largest biome in the World.

Multiple choice

Xerophytic vegetation is a characteristic feature of

  1. Chhotanagpur plateau

  2. Khasi hills

  3. Eastern Chats

  4. Kuchch
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 Xerophytic Vegetation are found in north-western parts of the country including Rajasthan, South-western Punjab, Western Haryana, Kuchchh and neighbouring parts of Saurashtra.

Multiple choice

Match List I (Forest Type) with List II (Regions) and select the correct answer: List I List II A. Tropical evergreen 1. Chhotanagpur plateau, Siwaliks B. Monsoon 2. Shillong plateau, Sahyadris C. Temperate 3. West Bengal, Terai D. Mangrove 4. Eastern and Western Himalayas, Nilgiris

  1. A-2, B-4, C-1, D-3

  2. A-3, B-1, C-4, D-2

  3. A-2, B-1, C-4, D-3

  4. A-3, B-4, C-1, D-2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 A. Tropical evergreen   2. Shillong plateau, Sahyadris B. Monsoon                     1. Chhotanagpur plateau, Siwaliks C. Temperate                 4. Eastern and Western Himalayas, Nilgiris D. Mangrove                     3. West Bengal, Terai

Multiple choice

What is the other name of the Monsoon Forests?

  1. Tropical evergreen forest

  2. Dry Evergreen forest

  3. Dry Deciduous forest

  4. Moist Deciduous forest
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Monsoon forests, also called dry forests or tropical deciduous forests, are an open woodland in tropical areas that have a long dry season followed by a season of heavy rainfall. The trees in a monsoon forests usually shed their leaves during the dry season and come into leaf at the start of the rainy season. 

Multiple choice

Consider the following statements:

1.         Sholas are tropical montane cloud forests. 2.         High altitude areas of Sholas are rich storehouses of biodiversity.

Which of the statements given above is/are correct?

  1. 1 only

  2. 2 only

  3. Both 1 and 2

  4. Neither 1 nor 2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Statement 1: It is correct. They are described as evergreen tropical rain forests. Shola forests are found in the higher altitude hill regions of the Nilgiris in Kanyakumari district, the Western Ghats and associated ranges in the states of Karnataka, Kerala and Tamil Nadu. Although, generally said to occur above 2000 metres above sea level, Shola forests can be found at 1600 metres elevation in many hill ranges. Statement 2: It is correct. The flora of Shola shows great adaptability to extreme climates and wind. Branches of Shola trees are colonised by a variety of species who are getting the water supply from the condensing mist. 

Multiple choice

_____ is/are the main breeding ground of mosquitoes.

  1. Bushes

  2. Running water

  3. Forest

  4. Standing water

  5. None of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Most of the mosquitoes lay their eggs or mainly breed in standing water. The common house mosquito is the breed which carries the West Nile virus, and requires only an inch of standing water to lay its eggs.

Multiple choice

Assertion A: Unlike temperate forests, the tropical rainforests, if cleared, can yield productive farmland that can support intensive agriculture for several years, even without chemical fertilisers. Reason R: The primary productivity of the tropical rainforests is very high when compared to that of temperate forests.

  1. Both A and R are individually true and R is the correct explanation of A.

  2. Both A and R are individually true, but R is not the correct explanation of A.

  3. A is true, but R is false.

  4. A is false, but R is true.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The primary productivity of tropical rainforest is very high as the tropical rainforests contain decayed leaves, plants, etc.

Multiple choice

A geographic area with an altitude of 400 metres has the following characteristics:

                       
Month J F M A M J J A S O N D
Average

maximum temp oC| 31| 31| 31| 31| 30| 30| 29| 28| 29| 29| 30| 31| | Average minimum temp oC| 21| 21| 21| 21| 21| 21| 20| 20| 20| 20| 20| 20| | Rainfall (mm)| 51| 85| 188| 158| 139| 121| 134| 168| 185| 221| 198| 86|

If this geographic area were to have a natural forest, which of the following would it most likely be?

  1. Moist temperate coniferous forest

  2. Montane subtropical forest

  3. Temperate forest

  4. Tropical rainforest
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Tropical rainforest temperature gets higher than 34oC and drops below 20oC and average rainfall is 50 – 260 inches yearly.

Multiple choice

Willy is

  1. a type of tree grown in temperate regions

  2. a wind that blows in desert

  3. a tropical cyclone of north-west Australia

  4. a kind of common fish found near Laccadives Islands
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

It is a tropical cyclone of north-west Australia. Willy originates in the Timor sea and causes rainfall in different parts of Australia.

Multiple choice

Consider the following statements :

  1. Chaparral biomes develop under conditions of high moisture with less pronounced differences in the temperature between summer and winter.
  2. Moist temperate coniferous forest biomes occur along the west coast of North America from central California to Alaska. Which of the statements given above is/are correct?

  1. 1 only

  2. 2 only

  3. Both 1 and 2

  4. Neither 1 nor 2

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Chaparral biomes are characterized by hot, dry summers and mild, wet winters, not high moisture with low temperature variation. Statement 2 is correct regarding the distribution of moist temperate coniferous forests.

Multiple choice

Consider the following :

  1. Broad evergreen leaves
  2. Shining, waxy leaf surface
  3. Epiphytes Which of the above is/are the salient characteristics of natural vegetation of Selvas ?

  1. 1 and 2 only

  2. 2 only

  3. 1 and 3 only

  4. 1,2 and 3

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Selvas refer to the tropical rainforests of the Amazon basin. These forests are characterized by broad evergreen leaves and a high density of epiphytes, which grow on other plants to reach sunlight in the dense canopy.

Multiple choice

When a person traverses from Mangalore (West) to Chennai (East), which one of the following sequences (from West to East) of forest types does he observe ?

  1. Tropical evergreen - Tropical wet deciduous - Tropical semi- evergreen - Tropical dry

  2. Tropical wet deciduous - Tropical evergreen - Tropical semi-evergreen - Tropical dry

  3. Tropical semi-evergreen - Tropical evergreen - Tropical wet deciduous - Tropical dry

  4. Tropical evergreen - Tropical wet deciduous - Tropical dry - Tropical semi-evergreen

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

As one moves from the Western Ghats (Mangalore) towards the east, the rainfall decreases significantly. The sequence reflects the transition from high-rainfall evergreen forests to drier deciduous and eventually dry scrub forests as the rain shadow effect takes hold.