Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Download
12th ncert : loss of biodiversity with examples of extinct species continuation (in Hindi)
67 plays

More
This course includes biodiversity and conservation in simple language and in an easy way. It mainly concentrates on beginners to get them with their basics. It also aims to generate interest among the viewers on the topic and also learning with fun.

Pillai Sruthi P Kumar
I am pursuing my MSc in Botany, Mumbai University, Youtuber. I also work as a Bio faculty in Mt Educare (reputed coaching institute) Mumbai

U
Unacademy user
can you explain what is specific speed in turbomachines really hard to understand
Krishna Verma
a year ago
sure I will make a video about specific speed.
Jakarta and Indonesian rupiah
right 😊👍
tnx for the class mam
my pleasure 😊
absolutely right Divyanshu 👏😄
  1. Pillai Sruthi P Kumar ' BSc. Botany (graduate) Graduate (Visharad) in Hindustani Classical Mu Trained Bharatnatyam Classical Dancer. A passionate speaker. . A civil service aspirant. Please do rate, review and recommend if you genuinely liked my video...it will definitely make a difference in my life... Follow me through unacademy app for future notifications...


  2. Objective .This course will complete the remaining three chapters (12th ncert) part by part included in the portion of topic ENVIRONMENT' important for GS section of UPSC exam. The main objective is to explain the concepts as simply as possible, to clear the basics, especially focuses on beginners, and tries to generate an interest among viewers by being more creative. Source 12th ncert


  3. Target audience UPSC aspirants .SSC .CDS Railway etc.


  4. HUMAN ACTIVITIES


  5. Some examples of recent extinctions... Dodo(Mauritius) Quagga(Africa) Thylacine(Austral-'


  6. The Invasive Species Council is an Australian environm ental non-governmental organisation Founded in 2002 Objective - to provide a specialist policy and advocacy focus on reducing the threat of invasive species that


  7. Some examples of recent extinctions... Steller's sea cow(Russia) 3 subspecies Bali, aenaspian


  8. v Three subspecies of tigers: Bali, Java, and Sumatran tigers. SANDARER BGAWAN BRUNE ALAYSIA PALAU MALAYSIA Celeber Sea Kuala SINGAPORE V The Bali tiger ws Sumatra Kalimantan extinct in the 1930s and Java tiger in 1970s. reater Sunda Islands 0 JAKARTAsJava Arafura S Lesser Sunda Islands DIA N O C EA N AIICTRAI 1 V Today, fewer than


  9. V The Caspian Sea is the argest inland body of water in the world RUSSIA aral ra UZBEKIS accounts for 40 to 44% of the total lacustrine waters of the world. Caspian Sea TURKMENISTAN TURKE IRAQ IRAN V The coastlines of the Caspian are e Azerbaijan, Iran, Caspian Sea Kazakhstan Russia, and .Turkmenistan Amazon River


  10. Disappearance of 27 species in last twenty years . More than 5500Species world wide facing the threatN of extinction Bird species g action for hin Mammal speci es Amphibian sp ecies Gymnosperm species


  11. Consequences??? Decline in plant production Lowered resistance to environmental perturbations such as drought Increased variability in certain ecosystem processes such as plant productivity, water use, and pest and disease cycles.


  12. Habitat loss and fragmentation Organisms that require large territories are badly affected Most important cause driving species to extinction Eg- Tropical rain forest From 14% forest covering to 6% forest covering HABITAT LOSS AND FRAGMENTAT ION Migratory habits are badly affected Pollution being the cause of degradation of many habitats


  13. Jammu & Kashmir CHINA hal Pradesh PAKISTAN TIBET Arunachal Pradesh Punja Uttaranchal Sikkim Del Ullar Pradesh Rajasthan ssam Bihar Manipur MeghalayaM Gujarat Madhya Pradesh oram West Bengal Tripura BAY O F BENGA L Orrisa Maharastra ARABIAN Andhra Pradesh SEA LEGENDS Goa Open Forest Dense Forest arnataka Tamil Pondicherry Nadu Kelala


  14. Nigeria Coast /Ghana Gabon Democratic Republic of Congo EUROPE NORTH AMERICA 84 ERIC SOUTH:AMERICA MRE USTRALIA


  15. Several species of toucans, parrots and other tropical birds of the South and Central American rainforests are threatened with extinction The harpy eagle, one of the largest known eagle species worldwide, thrives in tropical rainforest lowlands from southern Mexico to eastern Bolivia Habitat loss also threatens thousands of migratory bird species. Tennessee warbler Yellow warbler


  16. THANK YOU SO MUCH FOR WATCHING. HAVEA NICE DAY.