Q8. What is meant by the term ‘species’? Discuss its meaning in higher plants and animals and in bacteria.
Click to view answer and detailed explanation.
Q&A
Why are the classification systems changing every now and then?
Classification systems keep changing due to the discovery of new organisms and the development of new techniques such as molecular biology and genetic analysis. Improved understanding of evolutionary relationships has also led to revisions in existing classification systems.
Finding Something Else?
More Questions & Answers
Q6. Define a taxon. Give some examples of taxa at different hierarchical levels.
Click to view answer and detailed explanation.
Explain the sliding filament theory in detail with role of proteins, calcium and ATP.
Click to view answer and detailed explanation.
Why are living organisms classified?
Click to view answer and detailed explanation.
What do we learn from identification of individuals and populations?
Click to view answer and detailed explanation.
Explain the role of balanced diet in maintaining muscle health and dangers of processed food.
Click to view answer and detailed explanation.
Compare and contrast the three types of muscles with examples.
Click to view answer and detailed explanation.
Describe seven common sports injuries with causes, symptoms and treatment.
Click to view answer and detailed explanation.
Read the Complete Topic
This question belongs to the set "Class – XI Biology Chapter 1 NCERT Solutions – Q&A". Click below to read detailed notes and attempt the full quiz.
View Full Post →Try These Similar MCQs
Explanation:
Cerebellum regulates balance, posture and coordination of voluntary movements.
Explanation:
Villi increase surface area in the intestine for efficient nutrient absorption.
Explanation:
Plant cells have a rigid cell wall made of cellulose.
Explanation:
Crossing over happens in the Pachytene stage of Prophase I in meiosis.
