Name of the Board : Madhya Pradesh Board of Secondary Education
Name of the Exam : Class XII
Subject : Elements of Science & maths useful in Agriculture
Document Type : Model Questions/Answers
Website : mpbse.nic.in
Download Model/Sample Question Paper :
Set 1 : https://www.pdfquestion.in/uploads/mpbse.nic.in/7023-SET1.PDF
Set 2 : https://www.pdfquestion.in/uploads/mpbse.nic.in/7023-SET2.PDF
Set 3 : https://www.pdfquestion.in/uploads/mpbse.nic.in/7023-SET3.PDF
Elements of Science & Maths useful in Agriculture Question Paper :
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.
Related : Madhya Pradesh Board of Secondary Education Class XI Home Management & Nutrition Question Bank : www.pdfquestion.in/7022.html
iii. Q. No. 1 to 4 are objective type which include – choose the correct answers, match the column, Fill up the blanks and one sentence answer. Each question is allotted 5 marks.
iv. Internal options are given in Q. No. 5 to 18. 1 x 5 = 5 x 4 = 20 Marks.
v. Q. No. 5 to 8 are assigned 2 marks each.
vi. Q. No. 9 to 13 carry 4 marks each and answer should be given in about 75 words.
vii. Q. No. 14 to 16 carry 5 marks each and answer should be given in about 120 words.
viii. Q. No. 17 to 18 carries 6 marks and answer should be given in about 150 words.
Fill in the blanks. :
(i) The formation of shadow is based on………..property of light.
(ii) Or reducing the distance between two poles of magnets to halt, the force between them will be…………
(iii) The hydrolysis of oil and fats by base is called………….
(iv) Millan and Leberman test is conducted for testing……….. biochemical.
(v) To develop more than one sets of chromoromes in the cells of a plant, is called………..plant breeding method.
Give the answer in one sentence.
(i) What is molecular formula of urea?
(ii) Which algae performs fixation of nitrogen from atmosphere.
(iii) Write the name phylum of laccifer lacca
(iv) Length of an arm of an equilateral triagle, is 10 cm. What is its area?
(v) If the variance of certain data is 64, then what will be the standard deviation.
Match the following. :
A – B
(a) Latent leat of melting of ice – 536 Caloric/gm.
(b) Value of cosec 2250 –
(c) Zymase eugyme –
(d) Latnet leat of poiling of water – 100 Caloric/gm
(e) Value of cos 3900 – Glucose to alcohal
Write the correct answer from the given options. :
(a) The S.I. unit of specific gravity is –
(i) Caloric/0C (ii) Joule/Kilogram
(iii) Calric/gm (iv) Joule/Kilogram0C
(b) “Penicillium” antibiotic is obtained from –
(i) Penicillium citrinum (ii) Penicillium grisiofulvin
(iii) Penicillium notatum (iv) Penicillium puberulum
(c) Indian lac research Institute is established in which state –
(e) Which method of dispersion is mostly used in the field of economic, social and business –
(i) Range (ii) Mean Deviation
(iii) Standard Deviation (iv) Quartile Deviation
Define “umbra”
Explain “Magnetic lines of force”.
Or
What is neutral point? Explain.
Name only any four favorable conditions for fermentation.
Or
Write only name of any four by products of alcoholic fermentation.
The volume and height of a right prism is 144 cubic centimeter and 12 cm respectively. Find the area of base of right prism.
Or
The measurements of three arms of a triangular field are 26 m, 28 m and 30 m respectively calculate area of filed.
Write any fore characteristics of electric line of force.
Or
Factors affecting the resistance.
Describe Sopanification with equation.
Or
Write down the preparation on method of vegetable Ghee with equation.
Or
Write down any five uses of Enzyemes.
What is Dihybrid Cross? Explain with the help of checker-board.
Or
Write down the importance of plant breeding (Any four)
Write four merits and demerits of Arithmetic mean.
Or
Write four merits and Demerits and Mode.
SET – II :
1. Write the correct answer from the given options.
(a) How many colored present in sun light.
(i) Seven (ii) Five
(iii) Four (iv) Eight
(b) Calorimeter made by –
(i) Iron (ii) Copper
(iii) Bross (iv) Silver
(c) Optimum temperature for the fermentation.
(i) 25 to 300C (ii) 40 to 450C
(iii) 80 to 850C (iv) 10 to 150C
(d) Apiculture is related to –
(i) Honey bee (ii) Silk warm
(iii) Mushroom (iv) Lac insect
(e) Crude oil is –
(i) Soybean oil (ii) Mustard oil
(iii) Kerosene oil (iv) Grand nut oil
Fill in the blanks :
(i) The unit heat…………
(ii) ……………made by soft iron
(iii) …………tissue is not present in the fungi.
(iv) Scientific name of earthworm………….
(v) Area of circle formula is…………
Write true/false of the following :
(i) Irrigation is applied to prevention of crop from frost.
(ii) Hydrogen gas release in the fermentation process.
(iii) Nitrogen is essential element for the protein.
(iv) Blue green algae is also called synobacteia.
(v) Mutation is not a method of plant breading.