☰
✕
Home
Mock Test
State PCS
Railway
SSC
HSSC
DSSSB
RO/ARO
UPSC
HSSC Dark Room Attendant / Dt.-31-12-2022 Evening Shift (Cat. No.-16)
📆 December 17, 2024
Total Questions: 100
1.
Which of the following enzymes removes the RNA primer with its 5-nuclease activity ?
(a) DNA polymerase III
(b) RNA polymerase
(c) DNA polymerase 1
(d) DAN polymerase II
Correct Answer:
(c) DNA polymerase 1
2.
Which of the following is used as a preservative in developer solution?
(a) Barium sulfite
(b) Sodium sulfite
(c) Sodium carbonate
(d) Potassium sulfite
Correct Answer:
(b) Sodium sulfite
3.
The darkroom worker complains about a new policy that prohibits him from having his lunch in the darkroom. Why was this policy put in place?
(a) Artefacts were being found on the developed film
(b) The room needed to be cleaned more often
(c) To avoid electrocution
(d) For health concerns
Correct Answer:
(b) The room needed to be cleaned more often
4.
Excessive exposure of the film to safelight illumination will result in:
(a) Overexposure
(b) Underexposure
(c) Fog
(d) None of the above
Correct Answer:
(c) Fog
5.
The X-ray is recorded on a plate coated with:
(a) Silver halide
(b) Copper halide
(c) Iron halide
(d) Gold halide
Correct Answer:
(a) Silver halide
6.
What does hypoclear do for printed images in the darkroom?
(a) Makes the image appear
(b) Shortens the length of rinsing time
(c) Stops development
(d) Desensitizes it to light
Correct Answer:
(b) Shortens the length of rinsing time
7.
Which is the correct way to place your film in the film carrier of the enlarger?
(a) Emulsion side up
(b) Emulsion side down
(c) It does not matter
(d) None of the above
Correct Answer:
(a) Emulsion side up
8.
What is the proper order of darkroom chemicals?
(a) Developer, stop, fix, hypoclear, water
(b) Developer, stop, water, fix, hypoclear
(c) Stop, developer, water, fix, hypoclear
(d) Developer, fix, stop, water, hypoclear
Correct Answer:
(a) Developer, stop, fix, hypoclear, water
9.
In a darkroom, loading bench and film boxes are on which side?
(a) Wet side
(b) Nearby door
(c) On floor surface
(d) Dry side
Correct Answer:
(d) Dry side
10.
From which Ashrama did Mahatma Gandhi start the 'Dandi March'?
(a) Sabarmati
(b) Sewagram
(c) Pavnar
(d) Ramanandıya
Correct Answer:
(a) Sabarmati
Submit Quiz
1
2
3
4
5
6
7
8
9
10
Next »
« Previous Post
Next Post »
Related Posts
Heat and Thermodynamics part-(1)
Motion Under Gravity
Electric current – part (1)
Space Part-1
Nuclear physics-part (2)
Optics part (3)
