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Questions & Answers for Class 9-10, August-2012

1) Which graph is used to show comparison among categories?
a. linear graph.
b. bar graph
c. pie graph
d. Histogram
The correct answer is : bar graph
2) Which of the following statement is not correct?
a. A quadrilateral can be constructed uniquely if its three sides and two included angles are given
b. A quadrilateral can be constructed uniquely if its two diagonals and three sides are known
c. A quadrilateral can be constructed uniquely if the lengths of its four sides and a diagonal is given
d. A quadrilateral can be constructed uniquely if its two diagonals, one side and one angle are known
The correct answer is : A quadrilateral can be constructed uniquely if its two diagonals, one side and one angle are known
3) "Everybody laughed" change it into question form.
a. are all laughed?
b. Did everybody laughed?
c. Does everybody laughed?
d. Do everybody laughed?
The correct answer is : Did everybody laughed?
4) A random experiment is
a. shows the relationship between a whole and its part
b. gives the number of times that a particular entry occurs
c. one whose outcome can be predicted exactly in advance
d. one whose outcome cannot be predicted exactly in advance
The correct answer is : one whose outcome cannot be predicted exactly in advance
5) ab =
a. a - b
b. a + b
c. 10ab
d. None of the above
The correct answer is : None of the above
6) Surface area of a Cuboid =
a. 2πr(r + h)
b. πr2h
c. 2(lb + bh + hl)
d. l3
The correct answer is : 2(lb + bh + hl)
7) A quadratic equation ax2+ bx + c = 0 has
a. two distinct real roots, if b2 – 4ac > 0,
b. two equal roots (i.e., coincident roots), if b2 – 4ac = 0
c. no real roots, if b2 – 4ac < 0
d. All of the above
The correct answer is : All of the above
8) Chords equidistant from the centre (or corresponding centres) of a circle are
a. equal
b. not equal
c. Double
d. Half
The correct answer is : equal
9) When an acid reacts with a metal
a. CO2 gas is evolved
b. hydrogen gas is evolved and corresponding a salt is formed
c. Oxygen gas is evolved and corresponding a salt is formed
d. None of the above
The correct answer is : hydrogen gas is evolved and corresponding a salt is formed
10) Which of the following are environment-friendly practices?
a. Switching off unnecessary lights and fans
b. Walking to school instead of getting your mother to drop you on her scooter
c. Carrying cloth-bags to put purchases in while shopping
d. All of the above
The correct answer is : All of the above
11) What is an electric current?
a. A stream of Protons moving through a conductor
b. A stream of electrons moving through a conductor
c. The equivalent resistance of several resistors in series
d. None of the above
The correct answer is : A stream of electrons moving through a conductor
12) Elements are classified on the basis of
a. Colours and shapes
b. Weight and strength
c. similarities in their properties
d. Differences in the properties
The correct answer is : similarities in their properties
13) A generator converts mechanical energy into
a. Magnetic energy
b. Solar energy
c. Geothermal energy
d. electrical energy
The correct answer is : electrical energy
14) An example of homologous organs is
a. The wing of a bird and the foreleg of a horse
b. Methyl and ethyl alcohols
c. our arm and a dog's fore-leg.
d. All of the above
The correct answer is : All of the above
15) Motion is
a. the displacement
b. the distance moved
c. a change of position
d. All of the above
The correct answer is : All of the above
16) What is that affect the quality of life and harm the biodiversity?
a. Heavy rains
b. Pollution of air, water and soil
c. Solar lamps and cookers
d. None of the above
The correct answer is : Pollution of air, water and soil
17) Which of the following statement is not correct?
a. Infectious agents are spread through air, water, physical contactor or vectors.
b. Prevention of disease is more desirable than its successful treatment.
c. Infectious diseases can be prevented by public health hygiene measures that reduce exposure to infec
d. None of the above
The correct answer is : None of the above
18) Which of the following statement is not correct?
a. The weight of a body is the force with which the earth attracts it.
b. The weight is equal to the product of mass and acceleration due to gravity.
c. The weight and the mass vary from place to place
d. All objects experience a force of buoyancy when they are immersed in a fluid.
The correct answer is : The weight and the mass vary from place to place
19) Which of the following in not a animal tissue?
a. epithelial
b. connective
c. muscular
d. meristematic
The correct answer is : meristematic
20) Which of the following statement is not correct?
a. Mixtures can be separated into pure substances using appropriate separation techniques
b. The concentration of a solution is the amount of solute present per unit volume or per unit mass of
c. An element is a form of matter that cannot be broken down by chemical reactions into simpler substan
d. A mixture contains only one substance
The correct answer is : A mixture contains only one substance
21) Which of the following statement is not correct?
a. adding all the values of the observations and dividing it by the total number of observations is cal
b. the value of the middle-most observations is called Median
c. the most frequently occurring observation is called Range
d. Facts or figures, collected with a definite purpose, are called data
The correct answer is : the most frequently occurring observation is called Range
22) Which river is known as the Tsang Po in Tibet and Jamuna in Bangladesh?
a. Tapti
b. Godawari
c. Brahmaputra
d. Narmada
The correct answer is : Brahmaputra
23) Mean annual Average temperature (in degree C)in sub - tropical vegetation zone is
a. Above 24oC
b. Below 7oC
c. 7oC to 17o C
d. 17oC to 24oC
The correct answer is : 17oC to 24oC
24) In India the first complete census was held in the year
a. 1871
b. 1881
c. 1891
d. 1901
The correct answer is : 1881
25) An adverb describes
a. Name of a person
b. Connection between two words
c. action
d. character
The correct answer is : action
26) " Time is not measured by the passing of years but by what one does, what one feels, and what one achieves." is quoted by
a. Rabindra Nath Tagore
b. Jawahar Lal Nehru
c. M K Gandhi
d. Rajiv Gandhi
The correct answer is : Jawahar Lal Nehru
27) A violent tropical storm with very strong winds is called
a. hurricane
b. whirlwind
c. typhoon
d. cyclone
The correct answer is : typhoon
28) Changing party allegiance from the party on which a person got elected (to a legislative body) to a different party is
a. Election
b. Defection
c. Migration
d. None of the above
The correct answer is : Defection
29) A signed document submitted to an officer, where a person makes a sworn statement regarding his/her personal information is an
a. Stamp paper
b. Certificate
c. RTI application
d. Affidavit
The correct answer is : Affidavit
30) Which of the following is not correct?
a. Democracy promotes equality among citizens
b. Democracy enhances the dignity of the individual
c. Democracy improves the quality of decision making
d. Democracy does not provide a method to resolve conflicts
The correct answer is : Democracy does not provide a method to resolve conflicts
31) Democracy is a rule of the
a. Minority
b. Majority
c. Rich people
d. Professionals
The correct answer is : Majority
32) Which of the following is not correct?
a. E-commerce stands for electronic-commerce which means buying and selling over the Internet
b. Videoconferencing means having online conference with the facility of seeing and listening to other
c. Attachments are the paper files that we can send with our email
d. Downloading is saving of files from the Internet to our computer
The correct answer is : Attachments are the paper files that we can send with our email
33) Which of the following is not correct?
a. Functions are pre-written formulas which must begin with an “=” sign.
b. A range is a group of cells referenced with a name. The range reference consists of the first and la
c. The AutoSum button on the Standard toolbar delete numbers automatically and also suggests the range
d. Charts are an excellent tool to present data graphically and also help in analysing and comparing da
The correct answer is : The AutoSum button on the Standard toolbar delete numbers automatically and also suggests the range
34) Civil law deals with
a. conduct or acts that the law defines as offences
b. It usually begins with the lodging of an First Information Report (FIR) with the police
c. Any harm or injury to rights of individuals
d. If found guilty, the accused can be sent to jail and also fined
The correct answer is : Any harm or injury to rights of individuals
35) The act of breaking a law as well as to the breach or infringement of Fundamental Rights is
a. Eviction
b. Violation
c. Acquit
d. Compensation
The correct answer is : Violation
36) FIFA is an organisation working for
a. Agriculture
b. Marketing
c. Games & Sports
d. Fishing
The correct answer is : Games & Sports
37) The term Grand slam is used in the game
a. Chess
b. Tennis
c. Cricket
d. Hockey
The correct answer is : Tennis
38) Who is the Indian batsman scored a triple century in Tests?
a. Sachin Tendulkar
b. Sunil Gavaskar
c. Virender Sehwag
d. Mahinder Singh Dhooni
The correct answer is : Virender Sehwag
39) The 2012 FIDE World Chess Championship was held in
a. New Delhi, India
b. Moscow, Russia
c. Washington DC, US
d. London, UK
The correct answer is : Moscow, Russia
40) The Standard distance of Marathon race is
a. 40.175 Kms
b. 41.185 Kms
c. 42.195 Kms
d. 42 Kms
The correct answer is : 42.195 Kms
41) Find the negation for " tolerant"
a. not tolerant
b. no tolerant
c. intolerant
d. untolerant
The correct answer is : intolerant
42) The author of the book "Gora" is
a. R K Narayan
b. Tara Shankar Bandhopadyaya
c. Rabindra Nath Tagore
d. Munsi Premchand
The correct answer is : Rabindra Nath Tagore
43) Which of the following is not correct with relation to traffic offence & penal sections?
a. Using mobile phone while driving under penal section 184 MVA is Rs. 1000
b. Misbehavior with police officer under section 179 MVA is Rs. 1000
c. Drunken driving ( breathe test) is possible  evidence u/s 203  under section 185 MVA with a Cour
d. Not using seat belt under section CMVR 138(3)/177 has no penalty
The correct answer is : Not using seat belt under section CMVR 138(3)/177 has no penalty
44) What is the type of movable joint present between the atlas and axis?
a. Saddle
b. Pivot
c. Hinge
d. Gliding
The correct answer is : Pivot
45) One of the common symptoms observed in people infected with Dengue fever is
a. Significant decrease in RBC count
b. Significant decrease in platelets count
c. Significant decrease in WBC count
d. Significant increase in platelets count
The correct answer is : Significant decrease in platelets count
46) Regarding the functions of our respiratory system, mark the wrong entry.
a. Cleans up the air
b. Diffusion of gases
c. Warm up the air
d. Humidifies the air
The correct answer is : Cleans up the air
47) Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. Which hormone is responsible for her restlessness?
a. Oxytocin and vasopressin
b. Estrogen and progesterone
c. Insulin and glucagon
d. Adrenaline and noradrenaline
The correct answer is : Oxytocin and vasopressin
48) World population day
a. December 11
b. July 11
c. May 11
d. January 11
The correct answer is : July 11
49) Among the following which is in passive voice?
a. Students are playing
b. Reading is enjoyed by the students
c. Where are the students?
d. School is the right place for the students
The correct answer is : Reading is enjoyed by the students
50) Find the adjective from the following
a. apple
b. relaxes
c. accidentally
d. aggressive
The correct answer is : aggressive
Answers
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26)b27)c28)b29)d30)d31)b32)c33)c34)c35)b36)c37)b38)c39)b40)c41)c42)c43)d44)b45)b46)a47)a48)b49)b50)d