PMS PAST PAPER HELD ON 04.04.2022Instrument most suitable to measure internal diameter of a test tube accurately?
A) Metre rule
B) Vernier caliper
C) Measuring tape
D) Screw gauge
A vernier caliper is best suited for measuring the internal diameter of objects such as test tubes because its inner jaws are specifically designed for precise internal measurements. It provides greater accuracy than ordinary rulers or measuring tapes.
PMS PAST PAPER HELD ON 04.04.2022
A)
Artificial Intelligence
B)
Data Processing
C)
Machine Coding
D)
Semantics
Semantics refers to the meaning and interpretation of words, symbols, or data in language and computing. In computer science and artificial intelligence, semantic analysis helps systems understand context and relationships between concepts.
PMS PAST PAPER HELD ON 04.04.2022
A)
Vitamins
B)
Carbohydrates
C)
Minerals
D)
Proteins
Most enzymes are proteins that act as biological catalysts in living organisms. They speed up chemical reactions necessary for digestion, metabolism, respiration, and many other cellular activities without being consumed themselves.
PMS PAST PAPER HELD ON 04.04.2022
A)
Lymphocytes
B)
Monocyte
C)
Platelets
D)
Red blood cells
Platelets, also called thrombocytes, are tiny blood components responsible for blood clotting. They gather at injury sites and help form clots to stop bleeding, preventing excessive blood loss and supporting wound healing.
PMS PAST PAPER HELD ON 04.04.2022
A)
Assimilation of food
B)
Absorption of food
C)
Excretion of food
D)
Chewing of food
Mastication means chewing food in the mouth. This process breaks food into smaller pieces and mixes it with saliva, making swallowing easier and improving digestion by increasing the surface area for enzymes to act upon.
PMS PAST PAPER HELD ON 04.04.2022
A)
0.1 sec
B)
0.2 sec
C)
0.3 sec
D)
0.4 sec
A standard mechanical stopwatch is commonly designed to measure time intervals as small as one-tenth of a second (0.1 sec). Such precision is useful in laboratories, sports timing, and scientific experiments requiring accurate measurements.
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