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Class 9



mcqs by everyone

In solids, molecules are held together by


Work done will be zero if thw angle between force and distance is


Major phases of cell cycle includes


If stress produces a change in length of an object then strain is termed as


Three arithmetic means between 11 and 19 are


Vessel of lymphatic system related to each villi is called


Biologist August Weismann described significance of meiosis for inheritance in


Cytoplasmic connections within walls of neighboring cells are called


Immediate treatment of acute myocardial infarction are


14 buffaloes consume 63kg hay in 18days.
number of buffaloes to eat 770kg of hay in 28 days should be


One horse power is equal to


Metals are good conductors due to


Logarithms of numbers having same sequence of significant digits have same


Modern living has made man's life more difficult


Non-metals have


If pressing force on sliding surfaces is greater, then friction will be


If a body of mass ‘m’ at an altitude ‘h’, then distance of body from centre of Earth will become


An arrangement of numbers written in definite as per some specific rules is called


Oscar Hertwig discovered meiosis process in


Scanning Electron Microscope is used to study


In arithmetic sequence, terms are denoted by


Microscopy is use of


Problems that can occur because of malnutrition for long period of time are


On Celsius scale, interval between lower and upper fixed points is divided into


Interaction between highly electron deficient hydrogen and highly electronegative atom is called


Function of connective tissue is to provide


A wire is streched by 2 equal and opposite forces 15 Neach.
tension in string will be


Newton is denoted by


Quantity whose value varies with independent quantity is termed as


Tube in digestive system that extends to anus from mouth is classified as