Plus Two / 12th Std / +2 Elements of Science and Maths Model Question Paper : www.mpbse.nic.in Madhya Pradesh

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Document Described : Elements of Science and Maths Question Paper, Madhya Pradesh Question Paper

Elements of Science & maths useful in Agriculture
Time- 3 Hours Maximum Mark – 75

Instructions :
i. All questions are compulsory.
ii. Read the instructions of the question paper carefully and answer the questions.
iii. Q. No. 1 to 4 are objective type which choose the correct answers, match the column, Fill up the blanks and true/false. Each question in allotted 5 marks.

http://mpbse.nic.in/Model%20Que-Ans%20paper.htm
http://mpbse.nic.in/12th/ELE.OF%20SC...thmatics-1.pdf

iv. Internal options one given in Q. No. 5 to 16. 1 x 5 = 5 x 4 = 20 Marks.
v. Q. No. 5 to 10 carry 4 marks each and answer should be given in about 75 words.
vi. Q. No. 11 to 15 carry 5 marks each and answer should be given in about 120 words.
vii. Q. No. 16 carries 6 marks and answer should be given in about 150 words.

Fill in the blanks :
(i) The least Distance of Distinct Vision is.................
(ii) The unit of latent heat in S.I. system is...............
(iii) sin (A+B)=..................+cos sin
(iv) Scientific name of Earth worm is...........
(v) .............bacteria is use full for penicillin antibiotic.

Find out true an false :
(i) Solar eclips always occur on Purnima and Lunar eclips always on Amavasya.
(ii) Centigrade and Fahrenheit are equal at the temperature of -400
(iii) In S.I. system intensity of magnetic field is meter/ampere.
(iv) The Velocity of light is 3 x 105 km/second
(v) The two magnetic force lines never cross to each other.
Write any fore characteristics of electric line of force.
Factors affecting the resistance.
Write the methods of preparation of Ethyl Alcohal in laboratory with equation.
Or
Write the four chemical reactions of Ethyl Alcohal with chemical equation.
Describe Sopanification with equation.
Or
Write down the preparation on method of vegetable Ghee with equation.
What is Dihybrid Cross? Explain with the help of checker-board.
Or
Write down the importance of plant breeding (Any four)
Write any four objects of Tabulation in statistics.
Or
Differentiate between Primary and Secondary Data (any four).
Write four merits and demerits of Arithmetic mean.
Or
Write four merits and Demerits and Mode.
What is Mansoon? Describe any four characteristics of Indian rain fall.
Or
Write one function of each apparatus –
1. Barometer
2. Anemometer
3. Wind Vane
4. Rain gauge
5. Dry and wet bulb hygrometer
Write down the Physical Properties of Glucose. (Any five)
Or
Write down any five uses of Enzyemes.
Write down any five the difference in between Photosynthesis & Respiration.
Or
Write any five differences between Cyclic and Non-cyclic light photo phosphorslation.
Write the Economic importance of family Gramincal. (Any five)
Or
Write down the Specific characters of crucified family.
Find out the standard deviation following data given below - Class
Write down the merits of Standard deviation. (Any five)
Find out the structural formula of organic compound which have Corbon 48.66% and Hydrogen 8.11%.
Or
Write only chemical reactions of following reaction -
1. Reaction of methane with chlorine in the presence of excess light of sun.
2. Reaction of methane at 10000C in the absence of air.
3. Reaction of ethylene when hydrogen is supplied in the presence of nickel powder and 2000C temperature.
4. Reaction when acetelene is passed through red hot metal pipe.
5. Reaction of acetelene with water.
6. Reaction of ethylene in the presence anhydrous aluminium chloride catolyst.