Madhyamik Shiksha Board Rajasthan Ajmer Model Paper Science 2021
Maximum Time – 3 hours & 15 minutes
Maximum Marks – 80 marks
Section – A
(i) The Normal blood pressure (systolic/diastolic) is –
(a) 120/80 Hg mm
(b) 150/90 Hg mm
(c) 170/60 Hg mm
(d) 140/60 Hg mm
(ii) Chemical name of Vitamin C is
(a) Ascorbic Acid
(b) Calciferol
(c) Riboflavin
(d) Niacin
(iii) Disease caused due to deficiency of Iodine.
(a) Night Blindness
(b) Rickets
(c) Goiter
(d) Sterility
(iv) Mendel’s experiments related to Genetics was done on which plants ?
(a) Tomato
(b) Apple
(c) Garden pea
(d) Carrot
(v) The first antibody produced is ?
(a) IgE
(b) IgD
(c) IgG
(d) IgM
(vi) Universal donor blood group is
(a) Blood group ‘AB’
(b) Blood group ‘O’
(c) Blood group ‘A’
(d) Blood group ‘B’
(vii) Who discovered the blood group
(a) Karl Landsteiner
(b) mendal
(c) Batson
(d) Rutherford
(viii) Which acid is found in tamarind
(a) citric acid
(b) acetic acid
(c) Hydrochloric acid
(d) Tartaric acid
(ix) Reaction which occurs in both directions
(a) Irreversible reaction
(b) reversible reaction
(c) Reduction reaction
(d) Oxidation reaction
Speed of light will be maximum in
(a) Water
(b) Glass
(c) Vaccum
(d) Glycerin
Give the answer in one line.
(2) Define Power of lens.
(3) Define magnification
(4) Write unit of work
(5) Define power
(6) In which district ‘Sariska Sanctuary’ is Located ?
(7) Flying squirrel is found in which wild life Sanctuary?
(8) What do you mean by ‘Endemic Species’?
Fill in the blanks and write in the answer book.
(9) International Biodiversity day is Celebrated on ___________
(10) National Quatic animal of India is _____________
(11) The diversity, asymmetry and ecological Complexity found among the biological organisms is called ____________
Section – B
(12) Match the Column A to Column B.
Column A (Vitamin)
(i) Vitamin A
(ii) Vitamin C
(iii) Vitamin D
(iv) Vitamin B
Column B (Deficiency disease due to Vitamin )
(a) Rickets
(b) Scurvy
(c) Pellagra
(d) Night Blindness
(13) Why did mendel select Pea plant for his experiments ? Give reasons.
(14) Write the name and uses of two strong acids and two strong bases used in daily life?
(15) Write two reasons for the extinction of wild life animal.
(16) Write two suggestions for the National level efforts made for the conservation of endangered species.
(17) Draw the Labelled diagram of showing the internal strucure of the Earth.
(18) Match the Columns-
Column A
(i) Wheat
(ii) Mai
(iii) Gram
(iv) Rice
Column B
(a) Zea Maize
(b) Cicer arientenum
(c) Oryza satirum
(d) Triticum aestivum
(19) (i) On which date science day is celebrated in India ?
(19) (ii) Which scientist is known by the name of “Bird Man of India”
For full paper please refer to official website of RBSE.
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