CBSE Class 12

Plus

Doubts & solutions

Doubt solution

Doubt details
subject-icon

Biology

10 May • Request updated

zap-icon
AUTO-GENERATED

doubt-image
Solutions available
doubt-play
Revised solution
EN

4 min •

100% found this helpful

NEW
doubt-play
Educator solution
EN

3 min •

66% found this helpful

doubt-play
Educator solution
EN

2 min

Unacademy is India’s largest online learning platform. Download our apps to start learning

Starting your preparation?

Call us and we will answer all your questions about learning on Unacademy

Call +91 8585858585
Company
About usShikshodayaCareersBlogsPrivacy PolicyTerms and Conditions
Help & support
User GuidelinesSite MapRefund PolicyTakedown PolicyGrievance Redressal
Products
Learner appLearner appEducator appEducator appParent appParent app
Popular goals
IIT JEEUPSCSSCCSIR UGC NETNEET UG
Unacademy Centre
Kota IIT JEEKota NEET UGKota FoundationDelhi UPSC
Study material
UPSC Study MaterialNEET UG Study MaterialCA Foundation Study MaterialJEE Study MaterialSSC Study Material

© 2026 Sorting Hat Technologies Pvt Ltd