21. Which statement(s) is /are correct regarding Dalton’s Atomic Theory?
(I) All matters are made of very tiny particles.
(II) Atoms of different elements have different masses and chemical properties.
(III) The relative number of atoms is variable in any compound.
(A) Only (II) and (III)
(B) Only (I) and (II)
(C) Only (I) and (III)
(D) All (I), (II) and (III)
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22. Element having maximum electron affinity is –
(A) Lithium
(B) Lead
(C) Caesium
(D) Plutonium
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23. In which part of the eye lies the pigment that decides the colour of the eyes of a person?
(A) Vitreous body
(B) Iris
(C) Cornea
(D) Choroid
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24. Which of the following pair (Disease Deficiency) is incorrect?
(A) Pellagra – Vitamin B3
(B) Marasmus – Protein and Carbohydrate
(C) Pernicious anaemia – Vitamin B12
(D) Hypokalemia – Calcium
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25. Spherical forms of rain drops is due to –
(A) Gravitational force
(B) Surface tension
(C) Air pressure
(D) Density of water
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26. Which of the following is an example of colloidal solution of liquid in solid?
(A) Rubber
(B) Milk
(C) Shaving cream
(D) Cheese
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27. Calorific value is in the order of –
(A) Fats > Carbohydrates > Proteins
(B) Carbohydrates > Fats > Proteins
(C) Proteins > Carbohydrates > Fats
(D) Fats > Proteins > Carbohydrates
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28. The velocity of sound in moist air is more than in dry air because the moist air has
(A) less pressure than dry air.
(B) more pressure than dry air.
(C) more density than dry air.
(D) less density than dry air.
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29. Which one of the following phenomena cannot be attributed to the refraction of light?
(A) Mirage
(B) Redshift
(C) Rainbow
(D) Twinkling of stars
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30. Which instrument is used to measure the intensity of light produced by an unknown source in terms of a standard source?
(A) Calipers
(B) Ammeter
(C) Dynamometer
(D) Photometer
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31. Which district has launched a special health care campaign ‘Aanchal’ in June 2022?
(A) Ajmer
(B) Karauli
(C) Dungarpur
(D) Jodhpur
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32. Who is the Industries Minister in Rajasthan at present?
(A) Vishvendra Singh
(B) Shakuntala Rawat
(C) Govind Ram
(D) Bhajan Lal Jatav Meghwal
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33. Who was awarded by R.B.I. for writing books originally in Hindi on economics/ banking/ financial issues?
(A) Rajendra Chahar and Dr. Rajeev Saini
(B) Shrishti Deshmukh and Shruti Sihag
(C) Professor Renu Jatana and Dr. Sagar Saawariya
(D) Manju Kumari and Dr. Radhika Bajaj
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34. What is the place of Udaipur in the ranking of : 100 smart cities released in April 2022?
(A) First
(B) Third
(C) Fourth
(D) Second
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35. In which city was the Medifest 2022 exhibition organized?
(A) Jaipur
(C) Kota
(B) Bundi
(D) Jaisalmer
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36. At which place in Rajasthan ‘Suraksha Manthan 2022’ was organized on the aspects of border and coastal security?
(A) Sri Ganganagar
(B) Bikaner
(C) Baran
(D) Jodhpur
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37. In which district ‘Miyan Ka Bada’ railway station has been renamed as Mahesh Nagar Halt?
(A) Jodhpur
(B) Bikaner
(C) Jaipur
(D) Barmer
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38. Chief Minister Ashok Gehlot inaugurated the . Rajasthan High Performance Sports and Rehabilitation Centre in Jaipur at –
(A) Vidyadhar Nagar Stadium
(B) Railway Cricket Ground
(C) Sawai Mansingh Stadium
(D) Rajasthan University Stadium
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39. Which scheme has been launched by the Rajasthan Government to provide financial, nutritional and educational support to TB patients?
(A) Chiranjeevi Health Insurance Scheme
(B) Rajasthan Nikshay Sambal Yojana
(C) Nishulk Nirogi Rajasthan Yojana
(D) Rajasthan Government Health Scheme
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40. Which Ministry of Rajasthan launched Silicosis Portal 2022 in May 2022?
(A) Ministry of Disaster Management and Relief
(B) Ministry of Health
(C) Ministry of Environment & Climate change
(D) Ministry of Social Justice and Empowerment
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