Welcome to the NCERT Solutions for Class 12 Biology - Chapter Organisms and Population. This page offers a step-by-step solution to the specific question from Exercise 1, Question 10: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
(a) Hibernation and Aestivation
|
|
Hibernation |
|
Aestivation |
|
1. |
Hibernation is a state of reduced activity in some organisms to escape cold winter conditions. |
1. |
Aestivation is a state of reduced activity in some organisms to escape desiccation due to heat in summers. |
|
2. |
Bears and squirrels inhabiting cold regions are examples of animals that hibernate during winters. |
2. |
Fishes and snails are examples of organisms aestivating during summers. |
(b) Ectotherms and Endotherms
|
|
Ectotherms |
|
Endotherms |
|
1. |
Ectotherms are cold blooded animals. Their temperature varies with their surroundings. |
1. |
Endotherms are warm blooded animals. They maintain a constant body temperature. |
|
2. |
Fishes, amphibians, and reptiles are ectothermal animals. |
2 |
Birds and mammals are endothermal animals. |
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
Stay updated with our latest educational content and study tips
Government jobs continue to be one of the most popular employment options in India because of their job security, regular salary, pension benefits, and promotion prospects. However, one of the most frequent doubts of aspirants is age eligibility. Countless candidates are discouraged from applying for Government positions – or even from preparing for them – … Read more
Read MoreAfter preparation for NEET and JEE, students inclined towards studying under state education boards find themselves a step behind the CBSE students. The syllabus, question pattern and level of idea of these national entrance exams varies widely from most state board syllabus. But with the correct approach, students taking the state board can hold their … Read more
Read MoreInterest is one of the most significant ideas in maths and financial calculations. It is very common in banking, loan applications, investments, saving account and competitive exams. Simple Interest and Compound Interest make it easier to find out how much more is earned and/or paid on a principal during the period of time. These Interest … Read more
Read MoreIn 2026, students, professionals, and job seekers must have a high level of spoken English. Spoken English is a beginner level course to enhance learners’ communication skills in English, their pronunciation, vocabulary, grammar structure and confidence in speaking English fluently. Today, the emphasis of spoken English courses is placed on actual conversations, everyday speech practice … Read more
Read MoreWelcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 10: Distinguish between the following: (a) Hibernation and Aestivation (b) Ectotherms and Endotherms....
Comments
Nice
nice