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Home/Class 12/Class 12 Biology

Category: Class 12 Biology

CBSE NCERT Solutions for Class 12 Biology in PDF format free to download updated for Session 2020-2021.

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Naina16
Naina16
Asked: December 30, 2022In: Class 12 Biology

Does NCERT solutions for class 12 Biology contains exercises questions?

Biology NCERT class 12 have some important topics such as Structural Organisation in Animals of class 12 Biology, Sexual Reproduction in Flowering Plants of biology NCERT class 12. Ch 5 class 12 biology NCERT is also complicated topic for which ...

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  • 1 1 Answer
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  • 5 Votes
Answer
Ravindra
Poll
Ravindra
Asked: November 1, 2021In: Class 12 Biology

In the textbook you came across Three Mile Island and Chernobyl disasters associated with accidental leakage of radioactive wastes. In India we had Bhopal gas tragedy. It is associated with which of the following?

Class 12 Science Biology Important MCQ Solutions Class 12 Science Important Syllabus MCQ Questions Answers Class 12th Biology MCQ Sample paper Questions Class 12th Biology NCERT Based MCQ Questions Answers 12th Biology Chapter-16 Environmental Issues MCQ Solutions

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  • 1 1 Answer
  • 25 Views
  • 2 Votes
Answer
Ravindra
Poll
Ravindra
Asked: November 1, 2021In: Class 12 Biology

Nuisance growth of aquatic plants and bloom-forming algae in natural waters is generally due to high concentrations of

12th Biology Chapter-16 Environmental Issues MCQ Solutions Class 12 Science Important Syllabus MCQ Questions Answers Class 12th Biology MCQ Sample paper Questions Class 12th Science Session 2022-2023

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  • 1 1 Answer
  • 11 Views
  • 2 Votes
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Ravindra
Poll
Ravindra
Asked: November 1, 2021In: Class 12 Biology

Algal blooms impart a distinct colour to water due to:

Class XII Science Biology MCQ Extra Questions Answers Class 12 Science Important Syllabus MCQ Questions Answers Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Biology Chapter-16 Environmental Issues MCQ Questions Answers

class 12 science biology mcq questions answersclass 12 science biology mcq solutions
  • 1 1 Answer
  • 7 Views
  • 2 Votes
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Ravindra
Poll
Ravindra
Asked: November 1, 2021In: Class 12 Biology

Which one of the following diseases is not due to contamination of water?

Class 12 Science Biology Important MCQ Solutions Class 12 Biology MCQ Chapter-16 Environmental Issues Class XII Science Biology MCQ Solutions 12th Biology NCERT Syllabus MCQ Questions

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  • 1 1 Answer
  • 10 Views
  • 2 Votes
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Laksy
Poll
Laksy
Asked: November 1, 2021In: Class 12 Biology

Which one of the following impurities is easiest to remove from wastewater?

Class 12th Biology NCERT Based MCQ Questions Answers 12th Biology Terminal Exam Based MCQ Extra Questions Class 12th Science Session 2022-2023 Class 12 Biology MCQ Chapter-16 Environmental Issues

class 12 science biology mcq questions answersclass 12 science biology mcq solutions
  • 1 1 Answer
  • 4 Views
  • 2 Votes
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Garv Garg
Poll
Garv Garg
Asked: November 1, 2021In: Class 12 Biology

Which of the following statements is correct?

Class 12 Science Important Syllabus MCQ Questions Answers Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Biology MCQ Chapter-15 Biodiversity and Conservation 12th Biology Science Session 2022-23

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  • 2 2 Answers
  • 11 Views
  • 2 Votes
Answer
Ram Naresh
Poll
Ram Naresh
Asked: November 1, 2021In: Class 12 Biology

What is common to Lantana, Eichhornia and African catfish?

12th Biology Science Session 2022-23 Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Science Biology Important MCQ Questions Answers Class 12 Biology MCQ Chapter-15 Biodiversity and Conservation

class 12 science biology mcq questions answersclass 12 science biology mcq solutions
  • 1 1 Answer
  • 7 Views
  • 2 Votes
Answer
Gulshan Gulati
Poll
Gulshan Gulati
Asked: November 1, 2021In: Class 12 Biology

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

12th Science Biology MCQ Questions Answers Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Biology Chapter-15 Biodiversity and Conservation MCQ Questions Answers 12th Biology Science Session 2022-23

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  • 1 1 Answer
  • 9 Views
  • 2 Votes
Answer
Beniwal
Poll
Beniwal
Asked: November 1, 2021In: Class 12 Biology

What is common to the following plants: Nepenthes, Psilotum, Rauwolfia and Aconitum?

Class 12 Science Biology Important MCQ Solutions Class 12 Biology Chapter-15 Biodiversity and Conservation MCQ Questions Answers Class 12 Science Important Syllabus MCQ Questions Answers Class 12th Biology MCQ Sample paper Questions

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  • 1 1 Answer
  • 6 Views
  • 2 Votes
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