Tag: natural vegetation and wildlife of india and world

Questions Related to natural vegetation and wildlife of india and world

Dense forests are the forests that have a tree canopy of more than ________.

  1. $40\%$

  2. $60\%$

  3. $50\%$

  4. $70\%$


Correct Option: A

When a person transverse from Mangalore (West) to Chennai (East), which one of the following sequences from (West to East) of forest type 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


Correct Option: A

Open stunted forests with bushes and small trees having long roots and sharp thorns or spines are commonly found in _________.

  1. Eastern Odisha

  2. North-Eastern Tamil Nadu

  3. Shiwalik and Terai region

  4. Western Andhra Pradesh


Correct Option: D

Which of the following states has the maximum total forest cover in India?

  1. Arunachal Pradesh

  2. Assam

  3. Madhya Pradesh

  4. Karnataka


Correct Option: C

Man can maintain an ecological balance in the biosphere by ___________.

  1. deforestation.

  2. developing new breeds of cultivated plants and domesticated animals.

  3. using insecticides and pesticides.

  4. understanding the dedicated balance in the relative number of organisms.


Correct Option: D

In the grassland, trees do not replace the grasses as a part of an ecological succession because of ____________.

  1. insects and fungi

  2. limited sunlight and paucity nutrients

  3. water limits and fire

  4. none of the above


Correct Option: C

Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

  1. Oceans, lakes, grasslands, mangroves

  2. Mangroves, oceans, grasslands, lakes

  3. Mangroves, grasslands, lakes, oceans

  4. Oceans, mangroves, lakes, grasslands


Correct Option: C

What is the term applied to evolution of vegetation so that it becomes increasingly adapted to its environment?

  1. Organic evolution

  2. Plant succession

  3. Climatic climax

  4. Adaptation


Correct Option: B

Which of the following two criteria has/have to be met in order to qualify as a 'biodiversity hotspot' on the world hotspots map?
1. The region must contain at least 0.5% or 1500 species of vascular plants as endemic species.
2. The region has to have lost at least 70% of its primary vegetation.
Select the correct answer using the codes given below.

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2


Correct Option: C

Which of the following trees are mainly found in Western Ghats and Satpura range of Madhya Pradesh ?

  1. Sandalwood

  2. Pine

  3. Sal

  4. Teak


Correct Option: D