BHATNAGAR INTERNATIONAL SCHOOL CLASS - X by ijk77032

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									                    BHATNAGAR INTERNATIONAL SCHOOL
                                              CLASS - X
                                          ENGLISH PROJECT
                                                                                              M.M : 25
    1.   Read ‘The Ultimate Safari’ and draw a flow chart outlining the important events of the
         story.                                                                               5
    2.   Write a ‘Science fiction story’ and design a book cover for the same. Give a title.        10
    3.   Collect 4 pamphlets, notices, letter to the Editor, Brochur, articles (on Enviornment),
         newspaper report. Maintain a file for the same.                                    10
    4.   Attempt all the exercises from the work book from unit 2,3,4,5,8,10

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                                                   GERMAN
    1.   Schrieben Sie den text und beantworten Sie die Fragen :
         Wie wir seinerzeit berichteten, wurde in der Nacht zum 9. März ein blauer Personenwagen,
         Marke Mercedes 200 gestohlen. Der Dieb war beobachtet worden. Weil eine genaue Beschreibung
         des Taters vorlag, gelang es der Polizei, ihn weige Tage später zu verhaften. Der Dieb wurde in
         das hiesige Gefangnis eingeliefert. In zewischen ist auch der gestohlene Wagen wieder gefunden
         und den Besitzer zurück gegeben worden.
         Fragen :                                                                               2x5=10
    a)   Was ist in der Nacht zum 19 Marz passiert ?
    b)   Wieso wurde der Dieb so schnell verhaftet worden ?
    c)   Was passierte mit dem Dieb ?
    d)   Was macht die Polizei mit dem gestohlenen Wagen ?
    e)   Schreiben Sie Perfekt formen von :
         i) gestohlen ii) vorlag
                                                     1

.
Q.2




      Auf dem Baum sitzt eine Rabe. Im Schnabel hat er ein Stück Brot. Da kommt ein Fuchs vorbei.
      Schreiben Sie die Geschichte weiter !                                                         8
Q.3 Schreiben Sie einen Aufsatz (etwa 120 wörter) über Eines der folgenden Themen : -               7
i)    Die Semmerferien
ii)   Das indische fest : Holi


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                                                MATHS
                                          Assignment No. : 1
Q1. Solve the following system of linear equation:
     2 (ax-by) + (a + 4ab)
     2 (bx + ay) + (b - 4a)
Q2. Solve the following system of linear equation:
     ax +by = a-b
     bx-ay =a+b
Q3. Solve for x and y
     47x +31y= 63
     31x + 47y =15
Q4. Solve for x and y
     ax/b -by/a =a+b
                                                    4
     ax -by = 2ab
Q5. Draw the graphs for the equation:
     4x -5y +16=0
     2x +y -6=0
     determine the vertices of the triangle formed by the lines and the x axis.
Q6. Solve for x and y
     4/x + 5y = 7
     3/x +4y = 5
Q7. Solve for x and y
     x +y = 2xy
     x-y/ xy =6 , x =\= 0 y =\= 0
                                           Assignment No. : 2
Q1) HCF ans LCM of two polynomials p(x) and Q(x) are (2x-1) and (6x3 +25x2-24x+5) respectively. If
    p(x) = 2x2+9x-5 detemine q(x)
Q2) If (x-2) (x-3) is the G.C.D are the polynomialsP(x)= (x2-3x+2) (ax2+7x+3) and Q(x) = (3x2+ 8x-3 )
    (x2 + bx+6) Find the values of a and b ?
Q3) Find the LCM of the following polynomials:-
     2x3 - 432 , x2-36, 2x2-11x-6
Q4) For what values of k, the HCF of x2+x - (2k+2) & 2x2 +kx - 12is x+4 , also find the LCM of the
    given polynomials.
Q5) If (x-3) is a factor of 2x2 +ax +b & a+b=2 , find the values of a & b?
Q6) Find the values of 'a' & 'b' so that the polynomial x3+ax2+bx-42 is divisble by x2-x-6
Q7) If (x2-x-2) is the G.C.D of the expression (x-2) (2x2+ax+1) & )x+1) (3x2+bx+2) find the values of
    a and b


                                            ASSIGNMENT - 3
Q1   If P= 1/(x-y) - 1/(x+y) , Q=x2-y2/(x2y - xy2) and R= 1/ (x-y) Expree P*Q / R as a relation
     expression in lowest terms.
Q2   Express the following as a relation expression in the lowest term
     X2-125 / ( x2-4x-5) X x2-1/(x2+x-2) /       x2=5x+25/ (x2+4x+4)
Q3   If P=1+x/(1-x) , Q= x/(1+x) - 1 and R=1=x2 / (1-x2) Find (P * Q) / R
Q4   Which relational expression should be added to x2+1 / (x+3) to get the additive inverse of
     2-2x2 / (x+3)
Q5   Simplify ((x-y) + (y2/ (x+y)) / ((x2+y2) +y4/ x2-y2)
Q6   Express the following as a relational expression
      ((x+1 / x-1) - (x-1) /x+1) - 4x / x2+1) * (x4-1 / 4x)
Q7   Reduce x2+9 (2x+6) / (2x4 -162) to its lowest term.


                                                      5
                                           ASSIGNMENT - 4
Q1 Solve for x :
      9x2 - 9 * (a+b) x + [2a2 +5ab+2b2] = 0
Q2    Solve for x :
      2(2x+3 / x-3)-25(x+3/ 2x+3) = 5, given that x is not equal to 3 , x is not equal to -3/2.
Q3    Solve for x :
      4x2 - 4a2x + (a4-b4) = 0
Q4    Solve for x :
      1/(a+b+x) = 1/a+1/b+1/x
Q5    Solve for x :
      abx2 + (b2-ac)x - bc=0
Q6    A two digit number is such that the product of its digits is 35, when 18 is added to the number the
      digits interchange their places. Find the number.
Q7    If the roots of the equation (b-c) x2 + (c-a) x + a-b =0 are equal , prove that 2b = a+c.

                                           ASSIGNMENT - 5
Q1    The 7th term of an a.p is -4 and its 13th term is -16. find the a.p
Q2    Find the sum of the first 25 terms of an a.p whose nth term is given by tn=2-3n
Q3    Find the 6th term from end of the a.p
      17,14,11……….,-40
Q4    Find the number of terms of a.p
      64 ,60,56,………….so that their sum is 544.
Q5    If the nth term of an a.p is (2n+1) ,fnd the sum of first 'n' terms of the a.p.
Q6    The 6th term of an a.p is -10 and the 10th term is -26.determine the 15th term of the a.p
Q7    Find the sum of all the two digit natural numbers which are divisible by 4.



                                        SOCIAL SCIENCE
                                        HISTORY/GEOGRAPHY
                                                                                                  M.M.: 15
Q1.   On the map of India mark the following :                                                          -2
a.    Ajanta
b.    Ellora
c.    Amaravati
d.    Mahabalipuram
e.    Sanchi
f.    Sarnath
g.    Elephanta
h.    Khajuraho
i.    Thanjavur

                                                    6
j.     Mt. Abu
Q2.    On the outline map of India mark the following :                                               -6
a.     National parks and wild life sancturies
b.     Rice growing areas
c.     Cotton an dJute growing areas.
d.     Oil producing areas
e.     Iron and steel plants under public sector
f.     Major ports
Q3. Discuss the need to conserve water and find out Ancient and moder techniques to conserve
    water.                                                                               -2

                                             ECONOMICS
Q1. a. What do you about “adulteration in food items.” ?
b.     Name the agencies/organisation which provide certification of standardisation in India (national
       level) and outside India (international level)
c.     Stick 10 packets/covers of various products carrying these marks (ISO, ISI etc.)       - 5 marks
Q2. Collect information about various activities and classify them into economic and non-economic
    activities (from your friends, relatives etc.)
                                                    or
       Collect information from daily newspaper and magazines about three enterprises /companies.
       Paste the advertisements of public, private or joint sectors. (5 each)

                                         Diaster Management

Q3. “India has been taking several efforts to maintain cordial relations with other countries of the
     world and to promote world peace.” Write a detailed note on this with few examples and pictures.

Q4. You must have read in the newspaper and seen on the T.V. about the ‘Meerut fire tragedy’. Suggest
     some measures to avoid such tragedies in future.

       Prepare a project on the form of a written report on any one of the following topics         - 10

                                              PROJECT - I
1.     Architecture in the Ancient and Medieval times in India. The project will cover aspects related to
       the monuments listed in text book such as Konark, Khajuraho, Kailasnath, Buddhist, Ajanta and
       Ellora. Information is to be presented on following points for each monument
-    Who built it
-    Location on the map
-    Physical environment at the monument
-    Features of the monument
-    Materials used
-    Stories related to the monument
                                                    7
- Ways to protect and preserve the monument
- The need to preserve and protect the monument

                                               PROJECT - 2
       The development and changes in agriculture or industry in India.
A.     The development and changes in agriculture in India.
1 Weather temperature rainfall conditions of crops in local area in different seasons.
2. The evolution of agriculture from the stone age through the medieval period till the colonial times.
       - The type of agriculture practised in different parts of India.
       - The food and cash crops and their distribution on a map with details of conditions needed for
         their growth. Case studing of farming in any part of the country.
       -   The exports in food and cash c rops in the world and the movement of these goods.
       - The problems in modern agriculture such as the need to preserve traditional methods and
         knowledge to prevent drought, _________ and reduce malmutrition etc.


                                               PROJECT - 3
       Visit different internet sites and download information from the websites about : -
a.     India’s peace initiatives or the efforts taken by India to restore peace and settle disputes with its
       neighbouring countries especially Pakistan.
b.     For International and National organisations provide certification of stenderdization in India and
       outside India like -
i)     Bureau of India standards (BIS/ISI)
ii)    Agmark
iii)   Woolmark
iv)    Codex alimentarius commission
       Collect information about these organsation and answer -
i)     What are the different ways in which consumers are exploited ?
ii)    What are the measures/steps taken by the govt to control exploitation of consumers.
iii)   Collect packets/sachets of different products carrying ISI/AGmark on consumer or industrial or
       agricultural product
                                               PROJECT - 4
       Disaster Management
       Prepare a project/ written report on any one of following topics.
1)     Man made disaster or natural disasters. Collect information on any one disasters in the form of
       newspaper’s cutting, articles, photographes or graphics.
2.     Diaster Risk Reduction : -
a.     Includes the measures which reduce disaster’s related to losses of life property or assets by

                                                     8
       either reducing the hazard or vulnerability.
b.     Prepardness mitigation prevention of all sorts of diaster.

                                                SCIENCE

                                                   PHYSICS
1.     The focal length of a convex mirror is 15 cm. Find its radius of curvature.
2.     Define the refraction of light.
3.     What do you mean by persistence of vision ?
4.     Find the focal length of a concave lens of power –2.0D.
5.     Write two differences between Real image and vertual image.
6.     Explain the phenomenon of Mirage.
7.     Calculate the angle of refraction for a ray of light which passes from air in to glass at an angle of
       300 Refractive Index of glass, x = 1.5
8.     A diverging lens of focal length 15 cms forms an image 10 cm from the lens. Draw a scale
       diagram and prove that the object is placed 30 cm away from the lens. Use scale 1:5.
9.     What do you mean by presbyopia ? How will it be corrected.
10.    Write three applications of total internal reflection.
11.    Define Hypermetropia. The near point of a hypermetropic person is 75 cm. Calculate the focal
       length and power of a convex lens used in his spectacles ?
12.    The far point of a myopic person is 150 cm in front of the eye. Calculate the focal length and
       power of a lens required to enable him to see distant objects clearly.
13.    Kalpana Chawla was an Indian born astronaut. Find out more about her life and her work at NASA
       and the Columbia disaster. Make a fact-file including her pictures.                         10
                                                CHEMISTRY
Q1) What are metalloids? Select them from the following elements :-
       1) Bi    2) Cu         3) Zn        4) AS          5) fe
Q2) Give reasons for the followings
i)     Shining surface of metals is tarnished after some time?
ii)    Generally, no H2 gas is evolved when metals react with dilute nitric acid
iii)   Tungsten is used for making filaments of bulbs.
Q3) What are silica and cryolitc chemically? State one use of each of them?
Q4) State the main constituents and use of the following alloys,
i)     Stainless steel
ii)    Brass
iii)   Bronze
iv)    Magnalium
v)     Duralumin
Q5) Write balanced equations for the reactions
i)     Steam is passed over hot iron.
                                                      9
ii)    Plaster of Paris is mixed with water.
iii)   Ammonia mixed with Oxygen is passed over a catalyst
iv)    Chlorine gas is passed through slaked lime.
v)     Calcium is heated in a atmosphere of hydrogen gas.
vi)    Sulphur is reacted with heat and concentrated sulphuric acid..
vii)   Almuninum hydroxide is heated strongly.
viii) Copper turning are kept in silver nitrate solution
ix)    Sulphur di-oxide acts as reducing agents.
Q6) Draw the shapes of different allotropes of Sulphur?
Q7) Why Calcium should be placed in metals and nitrogen among non-metals?
Q8) Draw a flow chart for the manufacturing of Ammonia?
Q9) Name the different varieties of glass and give their composition and write one use of each?
Q10) Surf the Internet, collect the information on the latest technology used in the extraction of
     following :-                                                                               5
       i) Aluminum           ii) Iron    iii) Sulphur
       and paste it in your register
                                                        BIOLOGY
Q1. Define the following:-
a.     Dialysis
b.     Transpiration
c.     Immunity
d.     Plasma
e.     Osmoregulation
Q2. Differentiate between:-
a.     Blood & lymph
b.     Anti-body & Antigen
c.     Artery & Vein
d.     Excretion & Osmoregulation
e.     Egestion & Excretion
Q3. List two vital functions of human kidney?
Q4. State 4 important functions of blood ?
Q5. With the help of a diagram describe the process by which excretion occurs in amoeba?
Q6. What is ECG? What is its use?
Q7. Why do aquatic organisms have a higher requirements of Osmoregulation?
Q8. X has blood group A, Y has O and Z has AB. Who can donate blood to whom? Where are the
    blood groups antigens present in our body?
Q9     How can Kidney damage be combated to maintain normal level of water and ions in the body?
Q10 How are minerals absorbed in plants and then transported to leaves?

                                                   10
Q11 Draw a labeled diagram of the human excretory system.
Q12 a) Why AB- blood group called universal recipient?
     b) Why O- blood group called universal donor?
Q13 Name the excretory organs of a) Earthworm          b) Flatworms     c) Amoeba      d) Sponges
    e) Hydra.
Q14 Write functions of transpiration in plants.
Q15 Why Translocation is necessary for plants ?
Q16 How is excretion accomplished in earthworm?
Q17 a) Mention two important functions of lymph.
     b) Name the procedure used in artificial kidney used in place of normal kidney.
Q18 How are different waste products of plants removed?
Q19 Name the various organic and inorganic components found in Plasma.
LONG ANSWER TYPE QUESTIONS
Q1   Explain the process of blood clotting.
Q2   Draw a labeled diagram of nephron and explain the mechanism of urine formation.
Q3   Describe the human lymphatic system and mention its functions.
Q4   Draw a diagram of human heart and label its parts.
Q5   What is blood? Describe in detail the different components of blood.
Q6   Describe the flow of blood inside the human heart during a heart beat.
Q7   Why human blood circulation is said to be double circulation. Explain.

                                INFORMTION TECHNOLOGY
     Make atleast 10 web pages on any one of the following topics. Submit these web pages with
     source code in a floppy with your name, roll no, class and section mentioned on it.
     1. Universe
     2. Wildlife
     3. The School Website




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