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)
22. Element having maximum electron affinity is –
(A) Lithium
(B) Lead
(C) Caesium
(D) Plutonium
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
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
25. Spherical forms of rain drops is due to –
(A) Gravitational force
(B) Surface tension
(C) Air pressure
(D) Density of water
26. Which of the following is an example of colloidal solution of liquid in solid?
(A) Rubber
(B) Milk
(C) Shaving cream
(D) Cheese
27. Calorific value is in the order of –
(A) Fats > Carbohydrates > Proteins
(B) Carbohydrates > Fats > Proteins
(C) Proteins > Carbohydrates > Fats
(D) Fats > Proteins > Carbohydrates
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.
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
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
31. Which district has launched a special health care campaign ‘Aanchal’ in June 2022?
(A) Ajmer
(B) Karauli
(C) Dungarpur
(D) Jodhpur
32. Who is the Industries Minister in Rajasthan at present?
(A) Vishvendra Singh
(B) Shakuntala Rawat
(C) Govind Ram
(D) Bhajan Lal Jatav Meghwal
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
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
35. In which city was the Medifest 2022 exhibition organized?
(A) Jaipur
(C) Kota
(B) Bundi
(D) Jaisalmer
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
37. In which district ‘Miyan Ka Bada’ railway station has been renamed as Mahesh Nagar Halt?
(A) Jodhpur
(B) Bikaner
(C) Jaipur
(D) Barmer
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
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
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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