EASY
12th Bihar Board
IMPORTANT
Earn 100

Morgan used Drosophila as experimental material because-

100% studentsanswered this correctly

Important Questions on Organisms and Populations

HARD
12th Bihar Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Bihar Board-2020>Q 15
What are the main reasons of population explosion ?