ExamSIDE (Powered by ExamGOAL)
Questions
1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1

The following word diagram depicts a food chain in a forest.

$$ \text { Trees (Aspen, willow) } \rightarrow \text { Herbivore (Elk) } \rightarrow \text { Predator (Wolf) } $$

Which is the most likely outcome of depletion in predator population?

A
Increased browsing by the herbivores stimulates the plant growth leading to increased primary productivity
B
Overgrowth of herbivore population causing reduction in tree populations and therefore, if the process continues the entire ecosystem will breakdown
C
No change in the ecosystem as the herbivore and the tree populations will continue to maintain equilibrium
D
Overgrowth of herbivore population without any change in the remaining part of the ecosystem
IAT (IISER) Subjects
Physics
Mechanics
Units & Measurement and Dimensions Laws of Motion Work, Energy and Power Rotational Motion Gravitation Heat and Thermodynamics
Optics
Ray Optics
Electromagnetism
Electrostatics Current Electricity Electromagnetic Induction Electromagnetic Waves
Modern Physics
Atoms and Nuclei Dual Nature of Radiation Semiconductor Devices and Logic Gates
Chemistry
Physical Chemistry
Atomic Structure Thermodynamics Ionic Equilibrium Solid State Chemical Kinetics
Inorganic Chemistry
Periodic Table and Periodicity Chemical Bonding and Molecular Structure p-Block Elements Coordination Compounds
Organic Chemistry
General Organic Chemistry Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Carboxylic Acids and Its Derivatives Biomolecules
Mathematics
Algebra
Probability Sets and Relations Matrices and Determinants Complex Numbers
Trigonometry
Trigonometric Equations
Calculus
Functions Limits, Continuity and Differentiability Definite Integration Differential Equations
Coordinate Geometry
Straight Lines and Pair of Straight Lines Circle
Biology
Botany
Cell Cycle and Cell Division Microbes in Human Welfare Mineral Nutrition Morphology of Flowering Plants Photosynthesis in Higher Plants Principles of Inheritance and Variation Molecular Basis of Inheritance Organisms and Populations Ecosystem
Zoology
Human Health and Diseases Locomotion and Movement Reproduction in Organisms Digestion and Absorption Excretory Products and Their Elimination Animal Kingdom
EXAM MAP
Joint Entrance Examination
JEE MainJEE AdvancedWB JEEBITSATMHT CETKCETCOMEDKVITEEEAP EAPCETTS EAMCETIAT (IISER)
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12