Tag: red data book

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Questions Related to red data book

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

According to IUCN Red List, what is the status of Red Panda (Ailurus fulgens) ?

  1. Critically endangered species

  2. Vulnerable species

  3. Extinct species

  4. Endangered species
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
Red Panda (Ailurus fulgens) is listed as Endangered species according to IUCN Red List because the wild population is estimated at fewer than 10,000 mature individuals and continue to decrease due to habitat loss and fragmentation, poaching and inbreed depression.
So, the correct answer is 'Endangered species'.
Multiple choice biology main natural resources classification of threatened species red data book conservation of wildlife

Which of the following statement is correct? 

  1. 99% of existed species are extinct

  2. 65% of existed species are extinct

  3. 40% of existed species are extinct

  4. 30% of existed species are extinct
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
  • Calculating the percentage of existed species that are extinct can be difficult because no one knows exactly how many species there are. 
  • Scientists have identified that of all species that have existed on Earth, 99.9 % are now extinct. Many of them perished in five catastrophic events.
  • Hence 99% of existed species are extinct.
  • So, the correct answer is '99% of existed species are extinct'.
Multiple choice biology main natural resources classification of threatened species red data book conservation of wildlife

Cheetah (Acinonyx jubatus) has become extinct from

  1. Srilanka

  2. India

  3. Africa

  4. Malaysia
Reveal answer Fill a bubble to check yourself
B Correct answer
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. Cheetah has become extinct from India.

So, the correct answer is 'India'.

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

Mass extinction of species has occurred during

  1. Permian

  2. KT Boundary

  3. Pleistocene

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
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'.

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

Dodo, an extinct flightless bird, belonged to 

  1. Mauritius

  2. Lakshadweep

  3. Canada

  4. Iceland
Reveal answer Fill a bubble to check yourself
A Correct answer
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'.

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

Which animal has become extinct recently?

  1. Draco

  2. Dinosaur

  3. Mammoth

  4. Pteridosperms
Reveal answer Fill a bubble to check yourself
A Correct answer
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'
Multiple choice biology main natural resources classification of threatened species red data book conservation of wildlife

Which one of the following is NOT an endangered plant?

  1. Saintapaulia ionantha

  2. Hibiscus micranthus

  3. Hibiscus in Solaris

  4. Ariocarpus agovoides
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Saintpaulia ionantha (African violet) is a well-known houseplant and is not considered an endangered species in the wild context compared to the others listed which are specific rare or threatened species.

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

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

  1. Bentinckia nicobarica and Red Panda

  2. Tamarind and Rhesus monkey

  3. Cinchona and Leopard

  4. Banyan and Black buck
Reveal answer Fill a bubble to check yourself
A Correct answer
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'.

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

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

  1. Rauwolfia serpentina

  2. Santalum album (Sandalwood)

  3. Cycas beddonei

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
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'