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Saturday 4 November 2023

NMMS EXAM MODEL QUESTIONS (SCIENCE - ENGLISH MEDIUM)


The solid angle is measured in _______. 
Steradian 


The coldness or hotness of a substance is expressed by _______. 
Temperature 


_______ is used to measure electric current. 
Ammeter 


The uncertainty in measurement is called as _______. 
Errors 


The closeness of the measured value to the original value is _______ 
Accuracy 


The intersection of two straight lines gives us_______. 
Plane angle 


The pressure of a liquid column _____ with the depth of the column. 
Increases 


Hydraulic lift works under the principle of _____. 
Pascal's law 


The property of _____ of a liquid surface enables the water droplets to move upward in plants. 
surface tension 


A simple barometer was first constructed by _____. 
Torricelli 


The spherical mirror used in a beauty parlour as make-up mirror is ________. 
Concave mirror


Geometric centre of the spherical mirror is ________. 
Pole  


Nature of the images formed by a convex mirror is _________. 
virtual image 


The mirror used by the ophthalmologist to examine the eye is ________. 
Concave mirror 


It the angle of incidence is 45°, then the angle of reflection is ______. 
45° 


If an object is placed between two mirrors which are parallel to each other, the number of images formed is _________ 
Infinite 


The element which possess character of both metals and non metals are called_______. 
metalloids 


The symbol of Tungsten is ________ 
ω 


Melting point of most metal is __________ than non-metal. 
More (higher) 


Water contains _______ and ______ element 
Hydrogen and Oxygen 


______ is used as semiconductor 
Silicon (metalloid) 


Photosynthesis is a chemical reaction that takes place in presence of _________. 
sunlight 


Iron objects undergo rusting when exposed to ______ and ______. 
Water and oxygen 


______ is the basic material to manufacture urea. 
Ammonia 


______ is a chemical substance which alters the speed of a chemical reaction. 
catalyst 


______ is the enzyme responsible for browning of vegetables, fruits. 
Polyphenol oxidase or tyrosinase. 

 
_______ are the infectious protein particles.  
Prions 


The infact virus particle found outside the host cell is _______. 
Virion 


Micro organism can be seen with the help of a _______. 
Microscope 


Bacteria, which have a flagellum at one end is classified as _______. 
Monotrichous 


The word ‘Taxonomy’ is derived from __________. 
Greek words Taxis and Nomos 


Binomial Nomenclature was first introduced by ________ 
Gaspard Bauhin 


The book “Genera Plantarum” was written by _________ 
Bentham and Hooker 


Brown algae belongs to _________class. 
phaeophyceae 


Agar Agar is obtained from ________ 
algae. red 


The reserve food material of fungi are _______ and ______ 
glycogen and oil 


The first true land plant is ______ 
pteridophytes 


Xylem and phloem are absent in________ plants. 
Bryophytes [non vascular crypotogams] 


Reticulate venation is present in ________ plants. 
Dicotyledonae 


_______ is the structural and functional unit of living organisms. 
Cell 


The largest cell is egg of an _________. 
Ostrich 

______ is a good example for anaerobic respiration. 
Yeast 


_______ nerve is located at the end of the eyes behind the retina. 
Optic 


The size of the cells are measured in units of __________. 
Micron 


A calorimeter is a device used to measure the________. 
heat capacity of a liquid 


_______ is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C. 
specific heat capacity 


A thermostat is a device which maintains _________. 
Constant temperature 


The process of converting a substance from gas to solid is called_________. 
deposition 


If you apply heat energy, the temperature of a system will ________. 
increase 


If the temperature of a liquid in a container is decreased, then the interatomic distance will ___________. 
decrease 


______ is called as vital life 
Oxygen 


Nitrogen is ________ than air. 
lighter 


________ is used as a fertilizer. 
Nitrogen (Ammonia) 


Dry ice is used as a _________. 
refrigerent 


The process of conversion of iron into hydrated form of oxides is called ___________. 
rusting 


_______ is the smallest particle of an element. 
Atom 


An element is composed of _________ 
atoms. similar 


An atom is made up of _________, _________ and _________. 
proton, electron and neutron 


A negatively charged ion is called _________, while positively charged ion is called __________  anion, cation 


_______ is a negatively charged particle  
Electron 


Proton is deflected towards the _________ charged plate 
negatively 


Movement of organisms from place to place is called __________. 
locomotion 


__________ refers to change in position of the part of an organisms body. 
Movement 


A structure which provides rigid frame work to the body is called __________ 
skeleton 


Axil skeleton in human consists of __________, __________, __________ and __________. skull, sternum, ribs and vertebral column 


Appendicular skeleton in human consists of __________ and __________.   pectoral girdle and pelvic girdle 


____________ is secreted by the ovaries of female. 
Estrogen 


The hormones secreted by the gonads are controlled by __________ 
Adeno hypophysis of Pituitary gland 


Milk secretion during lactation is controlled by ____________ hormone 
Prolactin 


The male and the female gamete fuse together and form ____________ 
Zygote 


The first menstrual flow begins at puberty and it is termed as ______________ 
Menarche  


_____________ usually occurs 14 days after ovulation. 
Menstruation 


 _____________ includes protein, carbohydrates, fats and vitamins in requisite proportion. 
Balanced diet 

____________ helps to prevent thyroid gland related diseases. 
Iodine 


Iron deficiency leads to ____________ 
Anaemia 


In women fertilization takes place at ___________ 
Fallopian tubes 


Sound is produced by __________. 
vibrating bodies 


The vibrations of a simple pendulum are also known as __________. 
periodic 


Sound travels in the form of _________. 
longitudinal wave 


High-frequency sounds that cannot be heard by you are called_________. 
Ultrasonic sound. 


Pitch of a sound depends on the ________ 
vibration. frequency 


If the thickness of a vibrating string is increased, its pitch ___________. 
decreased 


The magnetic strength is ________ at the poles. 
high 


A magnet has ________ magnetic poles. 
two 


Magnets are used in ________ for generating electricity. 
dynamos 


_______ are used to lift heavy iron pieces. 
Electromagnets 


A freely suspended bar magnet is always pointing along the ________ north-south direction. geographical 


The study about stars and planets are known as ________. 
Astronomy 


Our sun belongs to __________ Galaxy.  
Milky way 


Mars revolves around the Sun once in __________ days. 
687 days 


_____ is India’s first interplanetary mission. 
Mangalyaan 


__________ was the first man to walk on the surface of the Moon. 
Neil Armstrong 


The boiling point of water is __________ 
100 C   

Temporary hardness of water can be removed by __________ of water. 
boiling  


The density of water is maximum at __________ 
4 C  


Benzoic acids are used for_______ 
food preservation. 


The word sour refers to _______ in Latin.  
Acidus 


Bases are _______ in taste. 
Bitter 


Chemical formula of calcium oxide is _______  
CaO 


Wasp sting contains __________ 
alkaline substance (acetylcholine) 


Turmeric is used as a__________ 
indicator. 


In acidic solution the colour of the hibiscus indicator paper will change to _____ 
deep pink 


Producer gas is a mixture of _______ and __________ 
carbon monoxide and nitrogen 


______ is known as marsh gas. 
Methane 


The term petroleum means _______ 
liquid form of crude oil 


Heating coal in the absence of air is called __________ 
destructive distillation of coal 


An example for fossil fuel is __________ 
petroleum 


The process of actively growing seedling from one place and planting in the main field for further growth is called __________ 
transplanting 


__________ is a plant growing in a place where it is not wanted. 
Weed 


The chemicals used for killing the weeds or inhibiting their growth are called __________ 
Herbicides 

__________ seeds transfers its unique characteristics to the descents. 
Heir loom 

__________ centers serve as the ultimate link between ICAR and farmers. 
Krishi Vigyon Kendra 


Several popular high yielding varieties of major crops have been developed by __________ 
IARI 


WWF stands for ___________. 
World Wildlife Fund 


The animal found in a particular area is known as ________. 
fauna 


Red Data Book is maintained by ___________. 
International Union for Conservation of Nature 


Mudumalai Wildlife Sanctuary is located in ________ district. 
Nilgiris 


______ is observed as ‘World Wildlife Day’  
March 3rd




NMMS EXAM
சமூக அறிவியல்
பாடவாரியான 
தேர்வு நடத்துவதற்கு
தேவையான வினாத்தாள்
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