Organisms and Populations
Subject matter experts of JagranJosh have developed chapter wise practice questions of Class 12th as per the relevancy of the chapter in the CBSE board exam. This practice set contains 10 questions with detailed explanations on “Chapter: Organisms and Populations” of Mathematics.
Q8.Number of individuals present per unit area at a given time is:
Q9.The number of females to males per thousand individuals is:
Q10.Plants that grow on saline soils are called: