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12th Biology chapter 15 Bihar board with NCERT-Details & Highlights
| name of content | 12th Biology chapter 15 full solution |
| content | Biology objective type MCQ question with answer |
| name of subjects | class 12 Biology |
| important for exam | Bihar board & other state board |
| pattern & Level | NCERT & State level question |
12th Biology chapter 15 all objective solutions – download PDF
1.Kanha National Park is famous for
-
- (A) for the bird
- (B) Unicorn
- (C) Tigers
- (D) for alligators
Answer: (C) Tigers
2. Included in Red Data Book
-
- (A) List of extinct plants
- (B) List of rare plants
- (C) List of threatened animals
- (D) all of these
Answer: (D) All of these
3. In which state is the rhinoceros sanctuary?
-
- (A) Assam
- (B) Bengal
- (C) Bihar
- (D) Gujarat
Answer: (A) Assam
4.Gir Sanctuary is famous for
-
- (A) for the birds
- (B) for alligators
- (C) for the lion
- (D) Unicorn
Answer: (C) Lion
5. Dodo’s
-
- (A) Extinct animals
- (B) endangered animal
- (C) Offended animals
- (D) none of these
Ans: (A) Extinct animals
6. Which of the following is the number of biodiversity hotspots found in the world
-
- (A) 25
- (B) 9
- (C) 34
- (D) none of these
Answer : ( C ) 34
7. About how many species of mango are found in India?
-
- (A) 50
- (B) 250
- (C) .500
- (D) more than 1000
Answer: (D) more than 1000
8. Biodiversity as we move from pole to equator
-
- (A) increases
- (B) decreases
- (C) remains constant
- (D) none of these
Answer: (A) Increases
9. Species of plants in the Amazon forest
-
- (A) 10,000
- (B) 20,000
- (C) 30,000
- (D) 40,000
Answer: (D) 40,000
most important mcq solution 12th biology chapter 15
10. Which of them have become extinct?
-
- (A) Dodo
- (B) Steelers Sea Cow
- (C) Thylacine
- (D) all of them
Answer: (D) All of them
11. In which year was the Earth Summit organized?
-
- ( A ) 1972
- (B) in 1992
- (C) in 1952
- (D) all of them
Answer: (B) in 1992
12. Hot spots are found in India
-
- (A) Only in the Eastern Himalayas
- (B) Only in the Western Ghats
- (C) Eastern Himalayas and Western Ghats
- (D) in the desert of Rajasthan
Answer: (C) Eastern Himalayas and Western Ghats
13. Biodiversity includes
-
- (A) Ground
- (B) aquatic
- (C) Ecosystem
- (D) all of the above
Answer: (D) All of the above
14. Who is involved in ecological diversity?
-
- (A) Alpha diversity
- (B) Beta diversity
- (C) Gamma diversity
- (D) all of the above
Answer: (D) All of the above
15. Which of these is not a foreign species?
-
- (A) Latana Camara
- (B) Magifera indica
- (C) Icarnia crassipis
- (D) Parthenium hysterophoreso
Answer: (B) Magifera Indica
16. The largest biodiversity area of the earth’s surface is
-
- (A) Eastern Himalayas
- (B) Western Ghats of India
- (C) Amazon rainforest
- (D) Western Himalayas
Ans: (C) Amazon rainforest
17. Who are included in Ecological Diversity?
-
- (A) Alpha diversity
- (B) Beta diversity
- (C) Gamma diversity
- (D) all of them
Answer: (D) All of them
18. Which one of the following statements is not correct regarding endangered species?
-
- (A) The number of species is less than the critical limit.
- (B) These species are endangered.
- (C) Those species have been kept in this category whose fear of extinction remains.
- (D) This category includes both vulnerable and rare species.
Answer: (D) This category includes both vulnerable and rare species.
19. Which of the following is the first national park of its country
-
- (A) Bandipur
- (B) Corbett
- (C) Kanha
- (D) none of these
Answer: (B) Corbett
Important most mcq solution 12th biology chapter 15
20. Calm Valley National Park is located at
-
- (A) Kerala
- (B) Tamil Nadu
- (C) Bihar
- (D) Uttar Pradesh
Answer: (A) Kerala
21. Ava lions are found in India
-
- (A) Jim Corbett National Park
- (B) in the forests of Madhya Pradesh
- (C) Forests of Western Ghats
- (D) Gir forest
Answer: (D) Gir Forest
22. Wandipur site in Karnataka is
-
- (A) Elephants
- (B) Hangul
- (C) for cheetahs
- (D) Both ‘ A ‘ and ‘ C ‘
Answer: (D) Both A’ and ‘C’
23. According to Robert, how many species of plant are yet to be discovered?
-
- ( A ) 1,00,000
- ( B ) 2,00,000
- ( C ) 3,00,000
- ( D ) 75,00,000
Answer: (A) 1,00,000
24. Which of the following is a medicinal plant?
-
- (A) Mango
- (B) Bell
- (C) People
- (D) Sarpagandha
Answer: (D) Sarpagandha
25. How many species of bacteria are found in the world?
-
- ( A ) 4.000
- ( B ) 1.000
- ( C ) 5,000
- ( D ) 6,000
Answer: (A) 4.000
26. India’s Biodiversity Act Passed in Parliament
-
- ( A ) 1996
- ( B ) 1992
- ( C ) 2002
- ( D ) 2000
Answer : ( C ) 2002
27. Who among the following first coined the term Biodiversity?
-
- (A) W. g rosen
- (B) Norse
- (C) McManus
- (D) Darwin
Answer: (A) W. g rosen
28. Approximately how many species of higher plants are there in India?
-
- ( A ) 43,364
- ( B ) 50.365
- ( C ) 64.364
- ( D ) 35,364
Answer : ( A ) 43,364
29. How many species of reptiles are found in India?
-
- ( A ) 450
- ( B ) 456
- ( C ) 980
- ( D ) 780
Answer : ( B ) 456
12th biology chapter 15 mcq solution bihar board
30. The first national park in India was developed by
-
- (A) Norse
- (B) Kaziranga
- (C) Jim Corbett
- (D) none of these
Answer: (C) Jim Corbett
31. Nandankanan Zoo is known as
-
- (A) Nilgiri Tiger
- (B) Hippopotamus
- (C) White Tiger
- (D) for the whale
Answer: (C) White Tiger
32. On which river is the Sardar Sarovar Dam built?
-
- (A) Jhelum
- (B) on Narmada
- (C) on Tapti
- (D) on diameter
Answer: (B) on Narmada
33. Which one of the following is not included in self-location conservation?
-
- (A) Sanctuary
- (B) Botanical garden
- (C) Biosphere reserves
- (D) National Park
Ans: (B) Botanical garden
34. The full form of ICBN is
-
- (A) Indian Congress of Biological Names
- (B) International Code of Botanical Nomenclature
- (C) International Congress of Biological Names
- (D) Indian code of botanical nameclear
Answer: (B) International Code of Botanical Nameculture
35. Which one aspect is not found to be present in hot spots of biodiversity?
-
- (A) Locality
- (B) accelerated species loss
- (C) Continuous interracial competition
- (D) Caste (Species) Wealth
Ans: (C) Continuous inter-caste competition
36. The breeding ground of plemmings in India is
-
- (A) Sambhar Lake
- (B) Chilka Lake
- (C) Gulf of Kutch
- (D) Ghana Vihar
Answer: (B) Chilka Lake
37. How can soil erosion be stopped?
-
- (A) By restricting human activities
- (B) by stopping the grazing of animals
- (C) Using air screen
- (D) best plant cover
Answer: (D) best plant cover
38. The 4 : 1 – group of vertebrates has the highest number of endangered species?
-
- (A) fish
- (B) Reptiles
- (C) Bird
- (D) Mammals
Answer: (D) Mammals
39. The logo of WWF-N is
-
- (A) Red Panda
- (B) Giant Panda
- (C) polar bear
- (D) none of these
Answer: (A) Red Panda
BSEB 12th biology chapter 15 most objective solution
40. Which of the following animal is being protected in Kaziranga Sanctuary of Assam?
-
- (A) Indian Vision
- (B) Indian Lion
- (C) Indian unicorn
- (D) Indian elephant
Answer: (C) Indian unicorn
41. The second trophic level in the lake is
-
- (A) phytoplankton
- (B) Pranillavak
- (C) Both ‘ A ‘ and ‘ B ‘
- (D) none of these
Answer: (B) animal
42. Lion tailed monkeys cross
-
- (A) Western Ghats
- (B) Eastern Mountains
- (C) Eastern Ghats
- (D) Western Himalayas
Ans: (A) Western Ghats
43. Which of the following is most diverse in India?
-
- (A) Teak
- (B) Mango
- (C) Wheat
- (D) Tea
Answer: (B) Mango
44. Which one of the following is considered a ‘hot-spot’ of biodiversity in India?
-
- (A) Western Ghats
- (B) Indus-Gangetic plain
- (C) Eastern Ghats
- (D) Aravalli Mountains
Ans: (A) Western Ghats
45. Biosphere Reserve was started in India?
-
- ( A ) 1984
- ( B ) 1985
- ( C ) 1986
- ( D ) 1987
Answer : ( C ) 1986
46. Tiger is not found in the given national park?
-
- (A) Ranthambore
- (B) Sundarbans
- (C) head
- (D) Jim Katt
Answer: (C) Head
47. In which state is the Sundarbans located?
-
- (A) Bihar
- (B) Jharkhand
- (C) Uttar Pradesh
- (D) West Bengal
Answer: (D) West Bengal
48. Project Tiger launched in India
-
- ( A ) 1973
- ( B ) 1981
- ( C ) 1985
- ( D ) 1986
Answer : ( A ) 1973
49. Which of the following is considered a hot-spot in India?
-
- (A) Western Ghats
- (B) Gangetic plain
- (C) Eastern Ghats
- (D) Aravalli Mountains
Ans: (A) Western Ghats
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| SL.N. | Subject name with solutions |
| 01 | Physics |
| 02 | Chemistry |
| 03 | Biology |
| 04 | Math |
| 05 | Hindi |
| 06 | English |