1. What is the common name of analgesic and antipyretic drug acetylsalicylic acid?
[A] Paracetamol
[B] Aspirin
[C] Wintergreen
[D] Trazodone
Show Answer
Correct Answer: B [Aspirin]
Notes:
Aspirin or acetylsalicylic acid is a salicylate drug, often used as an analgesic to relieve minor aches and pains, as an antipyretic to reduce fever, and as an anti-inflammatory medication.
While in humans much of it is attributable to diet, a substantial part is synthesized endogenously.
2. Consider the following statements about Co-enzymes:
1. They assist in biochemical transformations
2. They are organic molecules comprising C,H,O and N
3. Most of Co-enzymes are Proteins
Which among the above statements is/ are correct?
[A] Only 1
[B] 1 & 2
[C] 2 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: A [Only 1]
Notes:
Co-enzymes are either organic or inorganic. They are non proteinous and linked to proteins. Vitamins that work as enzymes are called Co-enzymes
3. Which among the following is the first man made fibre (silk)?
[A] Viscose
[B] Reyon
[C] Nylon
[D] Tericot
Show Answer
Correct Answer: A [Viscose]
4. Which part of the Central Nervous System controls “reflex Actions” ?
[A] Mesencephalon
[B] Rhombencephalon
[C] Medulla oblongata
[D] Spinal Chord
Show Answer
Correct Answer: D [Spinal Chord]
Notes:
The nervous system is made of two parts viz. Central Nervous System (CNS) and the Peripheral Nervous System (PNS). CNS is made of Brain [cerebrum, brainstem and cerebellum] and spinal cord. The PNS is made of nerves and neural ganglia. Further, the meninges (three membranes that envelop the brain and spinal cord) are also a part of the nervous system
5. Which among the following fishes does not have Central Nervous System?
[A] Dog Fish
[B] Cuttle Fish
[C] Jelly Fish
[D] Star Fish
Show Answer
Correct Answer: C [Jelly Fish]
6. Which among the following Vitamin is also known as Tocoferol?
[A] Vitamin D
[B] Vitamin E
[C] Vitamin K
[D] Vitamin B
Show Answer
Correct Answer: B [Vitamin E]
Notes:
Vitamin E is a series of organic compounds consisting of various methylated phenols. Because the vitamin activity was first identified in 1936 from a dietary fertility factor in rats, it was given the name “tocopherol” or birth carrying vitamin.
There are eight forms of Vitamin E. In general, food sources with the highest concentrations of vitamin E are vegetable oils, followed by nuts and seeds including whole grains.
7. Which among the following substances is most suitable for making Compact Discs?
[A] PVC
[B] Polyethylene
[C] Polyamides
[D] Polycarbonates
Show Answer
Correct Answer: D [Polycarbonates
]
8. Which among the following chemical is most suitable in Food Processing industry, to be used as a food preservatives?
[A] Sodium Carbonate
[B]
Acetylene
[C] Methyl Salicylate
[D] Benzoic Acid
Show Answer
Correct Answer: D [Benzoic Acid]
9. The most common use of ‘silicone hydrogels’ is making of which among the following?
[A] Surgery Equipments
[B] Contact Lenses
[C] Breast Transplants
[D] Capsules of medicines
Show Answer
Correct Answer: B [Contact Lenses]
10. “Oil of mirbane” is the most common name of which among the following?
[A] Phenol
[B] Toluene
[C] Phenolphthalein
[D] Nitrobenzene
Show Answer
Correct Answer: D [Nitrobenzene]
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