Question19:-The longest east flowing river of Kerala
A:-Periyar
B:-Kabani
C:-Bhavani
D:-Pambar
Correct Answer:- Option-B
Question20:-The winner of Australian Open tennis 2016
A:-Rafel Nadel
B:-Andy Murray
C:-Stanwarinka
D:-Rojer Federer
Correct Answer:- Option-D
Question21:-As per RTOG 0933 dosage guideline the constraint for hippocampus is
A:-D100% *<=" 9 Gy, Maximum dose *<=* 16 Gy
B:-D100% *<=* 10Gy, Maximum dose *<=* 16 Gy
C:-D100% *<=* 12 Gy, Maximum dose *<=* 16 Gy
D:-D100% *<=" 10Gy, Maximum dose * 14Gy
Correct Answer:- Option-A
Question22:-Which is NOT an advantage with regard to hyperfractionation ?
A:-Lower OER with small doses
B:-Destroys more tumor cells
C:-Allows reoxygenation
D:-Allows stem cell repopulation
Correct Answer:- Option-B
Question23:-Unit if NSD expression
A:-Rem
B:-Ret
C:-Rad
D:-No unit
Correct Answer:- Option-B
Question24:-Alpha by beta experimental value of testis is
A:-10-11
B:-12-13
C:-9-10
D:-13-14
Correct Answer:- Option-B
Question25:-Majority of tumour cells have a diameter of
A:-10-20 micrometer
B:-20-30 micrometer
C:-30-40 micrometer
D:-Less than 10 micrometer
Correct Answer:- Option-B

Question26:-With regard to molecular basis of blood vessel branching in tumour angiogenesis which is not a correct match
with regard to the key molecular player involved in it

A:-Loosening junction - VE cadherin

B:-Matrix remodeling-MMPs

C:-Pericyte detachment-NOTCH

D:-Stalk elongation-ANG-2

Correct Answer:- Option-D
Question27:-S.I unit of radiation exposure
A:-Roentgen
-Rem

C:-Rad

D:-None of the above

Correct Answer:- Option-D
Question28:-In gamma knife the unit centre point is how much distance away from each *Co*(60)* source