Tag: conservation of wildlife

Questions Related to conservation of wildlife

Mass extinction of species has occurred during

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Permian

  2. KT Boundary

  3. Pleistocene

  4. All of the above

Show answer
Correct Option: D
Explanation:

When there are no more individuals of a species (plant or animal) alive anywhere in the world, the species is said to be extinct. Extinction is also known as the process of dying out. The process is a completely natural part of evolution. But sometimes extinctions happen at a higher and a faster rate than usual. Factors such as large body size, small population, and position at a higher trophic level favour extinction. Mass extinction of species has occurred during Permian, KT Boundary and Pleistocene period.

So, the correct answer is 'All of the above'.

Dodo, an extinct flightless bird, belonged to 

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Mauritius

  2. Lakshadweep

  3. Canada

  4. Iceland

Show answer
Correct Option: A
Explanation:

The dodo is an extinct flightless bird endemic to Mauritius, east of Madagascar in the Indian Ocean. It belonged to the subfamily Raphinae. In 1662, last sighting of the dodo occurred. There's also a phrase saying "As dead as Dodo".

So, the correct answer is 'Mauritius'.

Which animal has become extinct recently?

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Draco

  2. Dinosaur

  3. Mammoth

  4. Pteridosperms

Show answer
Correct Option: A
Explanation:
  • Draco is a genus of lizards which are also known as flying lizards, flying dragons or gliding lizards. These lizards are able to glide, their ribs and their connecting membrane may be extended to create wings, the hind limbs are flattened and wing-like and a flap of the neck serves as horizontal stabilizers. The Draco lizard became extinct in the early 21st century.
  • Hence the animal which has become extinct recently is Draco.
  • So, the correct answer is 'Draco'

Which one of the following is NOT an endangered plant?

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Saintapaulia ionantha

  2. Hibiscus micranthus

  3. Hibiscus in Solaris

  4. Ariocarpus agovoides

Show answer
Correct Option: A

Which of the following are endangered plants?
a. Saintpaulia ionantha
b. Ceratozamia hildae
c. Punica granatum
d. Senecio hadrasomum
Select the correct answer.

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. $1, 2$ and $3$

  2. $1, 2$ and $4$

  3. $2, 3$ and $4$

  4. $1, 3$ and $4$

Show answer
Correct Option: A

Which of the following pairs of an animal and a plant represents endangered organisms in India-

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Bentinckia nicobarica and Red Panda

  2. Tamarind and Rhesus monkey

  3. Cinchona and Leopard

  4. Banyan and Black buck

Show answer
Correct Option: A
Explanation:

Endangered species is a plant or animal species defined by IUCN as being in immediate danger of extinction because its members have reached a critical level or its habitals have been drastically reduced. A plant, Bentinckia condapanna/nicobarica (member of family Arecaceae) and the animal, Red panda, both are declared as endangered in India. Tamarind, Banyan etc are not endangered in India.



So, the correct answer is 'Bentinckia nicobarica and Red Panda'.

Which one of the following is an endangered plant species of India?

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Rauwolfia serpentina

  2. Santalum album (Sandalwood)

  3. Cycas beddonei

  4. All of the above

Show answer
Correct Option: D
Explanation:

The endangered species are the that are not critically endangered but facing a very high risk of extinction in the wild in the near future. These include.

The animals that the IUCN put in the red data book are-
Indian snakeroot (Rauwolfia serpentina)

Santalum album (Sandalwood)
Cycas beddonei (Cycus)
Greater One-Horned Rhinoceros
Nilgiri Tahr
Bengal Tigers
Asiatic Lion
Black Buck
Lion Tailed Macaque
Snow Leopard

So, the correct option is 'All of the above'

Introduction of alien species into new area poses a threat to extinction of indigenous species due to 

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. their high nutrient requirement

  2. their symbiotic relationship

  3. absence of their natural predators

  4. more intraspecific competition.

Show answer
Correct Option: C
Explanation:

In the absence of their natural predators, exotic species flourish better and pose a threat to indigenous species.

Which of the following birds has become extinct?

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Ostrich

  2. Kiwi

  3. Dodo

  4. Tern

Show answer
Correct Option: C
Explanation:

Dodo was a flightless bird that was endemic to the island of Mauritius and east of Madagascar. The bird got extinct in the years 1688-1700 due to hunting on a large scale for its meat. Thus the correct answer is option C. 

Amongst the animals groups given below, which one has the highest percentage of endangered species? 

biology main natural resources classification of threatened species red data book conservation of wildlife

  1. Insects

  2. Mammals

  3. Amphibians

  4. Reptiles

Show answer
Correct Option: C
Explanation:
According to the IUCN regional red listing guidelines, 12% all the birds species, 23% all mammals species, 31% all gymnosperms species and 32% all amphibian species in world face the threat of extinctions and have a highest percentage of endangered species, and the threats including habitat loss, fragmentation and degradation, pollution, climate change, and invasive alien species.
So, the correct answer is ‘Amphibians’.