VRO and VRA Material

Following is the General Studies – Chemistry study material and bits for VRO and VRA written examination. There will be about 5 – 10 questions from Chemistry in VRO and VRA exams to be held in January 2014. Candidates can download study material of Chemistry from the link given below:

1. Ammonical silver nitrate solution is called as…… reagent.
A: Tollen’s

2. The proton and neutron together called as ……
A: Nucleons

3. Charge on proton is……, electron is ……. and neutron is ……..
A: Positive, Negative, No charge

4. Press mud is used as ……..
A: manure

5. The formula of stearic acid is …….
A: C17H35COOH

6. Electron was discovered by ……….
A: J.J.Thomson

7. Deodorant soap contains ………
A: 3,4,5 Tribromo salicylanilide

8. Oils are triestors of ………
A: Glycerol and Fatty acid

9. The chemical formula of oleic acid is ………
A: C17H33COOH

10. Orbitals with same energy levels are known as ……
A: Degenerate orbitals

11. Spin quantum number was introduced by ………
A: Uhlenbeck & Goudsmith

12. Magnetic quantum number indicates ……..
A: Orbital orientation

VRO – VRA General Studies – Chemistry Material Download

Following is the Biology study material in Telugu medium for VRO and VRA written examinations. Candidates can download the study material from the link given below:

1) First vaccine to be given to just born children?
A: BCG

2) Medicines founded by Dr. Yallapragada Subba Rao:
A: Tetracycline, Folic Acid, Di Ethyle

3) Head quarters of CSIR is at ….
A: New Delhi

4) The word ‘Biology’ is derived from…?
A: Greek

5) The Father of Biology is :
A: Aristotle

6) Microbiology is the study of…?
A: Microbes

7) Triple Antigen Vaccine..?
A: DPT

8) ORS means….
A: Oral Rehydration Solution

9) Center for Cellulat and Molecular Biology is located at…
A: Hyderabad (Andhra Pradesh)

10) Central Rice Research Institute (CRRI) is located in…
A: Cuttuck

VRO and VRA – Biology Study Material