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MTS General Awareness – Science & Computers (Topic Test)
Read the following instructions carefully
- The test contains 20 questions.
- Each question has 4 options, of which only one is correct.
- You have to finish the test in 16 minutes.
- You are awarded 1 mark for each correct answer, and 0.25 marks are deducted for each wrong answer.
- There is no negative marking for questions you do not attempt.
- You may pause the test at any time and resume where you left off.
- Your marks, the correct answers and an explanation for every question are shown as soon as you submit.
- You can take this test as many times as you like. A fresh set is drawn each time you reload the page.
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Review this set's questions and answers (opens after you submit the test)
This free practice set from AndamanJobs has 20 questions to be solved in 16 minutes. Every question is listed below with four options. Open Show answer and explanation under a question to see the correct option and why it is correct. Try the timed test above first, then use this list to revise the questions you got wrong.
- The currency of India is issued by:
- A. Ministry of Finance
- B. Reserve Bank of India
- C. State Bank of India
- D. NITI Aayog
Show answer and explanation
Answer: B. Reserve Bank of India
The Reserve Bank of India issues currency notes, except the one rupee note.
- Which gas do plants absorb from the atmosphere during photosynthesis?
- A. Hydrogen
- B. Oxygen
- C. Nitrogen
- D. Carbon dioxide
Show answer and explanation
Answer: D. Carbon dioxide
Plants take in carbon dioxide and release oxygen during photosynthesis.
- Deficiency of which vitamin causes scurvy?
- A. Vitamin C
- B. Vitamin B12
- C. Vitamin D
- D. Vitamin A
Show answer and explanation
Answer: A. Vitamin C
Scurvy is caused by a deficiency of vitamin C.
- Conversion of glucose to ethanol is brought about by:
- A. zymase
- B. lactose
- C. invertase
- D. glucose
Show answer and explanation
Answer: A. zymase
The printed key shows option A (invertase), but invertase only splits sucrose into glucose and fructose; zymase from yeast ferments glucose to ethanol.
- The Sun is a:
- A. Star
- B. Planet
- C. Satellite
- D. Comet
Show answer and explanation
Answer: A. Star
The Sun is a star.
- Naphthalene is an example of:
- A. acyclic compound
- B. polycyclic compound
- C. monocyclic compound
- D. alicyclic compound
Show answer and explanation
Answer: B. polycyclic compound
Naphthalene has two fused benzene rings, a polycyclic compound.
- Which instrument measures atmospheric pressure?
- A. Seismograph
- B. Barometer
- C. Hygrometer
- D. Anemometer
Show answer and explanation
Answer: B. Barometer
A barometer measures atmospheric pressure. An anemometer measures wind speed.
- The loss in weight of a fully immersed body is more in:
- A. kerosene oil
- B. tap water
- C. salt water
- D. alcohol
Show answer and explanation
Answer: C. salt water
Loss of weight equals the buoyant force, which is proportional to the liquid's density; salt water is the densest of these.
- The petroleum plants have hydrocarbons in the form of:
- A. resin
- B. gum
- C. oil
- D. latex
Show answer and explanation
Answer: D. latex
The printed key shows option B (oil), but petroleum plants such as Euphorbia and rubber-bearing plants store their hydrocarbons in latex.
- A tsunami is most commonly caused by:
- A. An undersea earthquake
- B. Strong winds
- C. Heavy rainfall
- D. High tides
Show answer and explanation
Answer: A. An undersea earthquake
Most tsunamis are triggered by undersea earthquakes displacing large volumes of water.
- Which gland in the human body is often referred to as the "Master Gland"?
- A. Adrenal Gland
- B. Pituitary Gland
- C. Pancreas
- D. Thyroid Gland
Show answer and explanation
Answer: B. Pituitary Gland
- Baking Soda is the common name for which chemical compound?
- A. Sodium Carbonate
- B. Sodium Bicarbonate
- C. Calcium Carbonate
- D. Sodium Chloride
Show answer and explanation
Answer: B. Sodium Bicarbonate
- Which organ in the human body produces insulin?
- A. Spleen
- B. Kidney
- C. Pancreas
- D. Liver
Show answer and explanation
Answer: C. Pancreas
Insulin is produced by the pancreas.
- When an organic substance is completely burnt in the absence of air, which of the following is likely to be formed?
- A. amorphous carbon
- B. diamond
- C. fullerene
- D. graphite
Show answer and explanation
Answer: A. amorphous carbon
Heating organic matter in the absence of air (destructive distillation) leaves amorphous carbon such as charcoal or coke.
- A heavenly body that revolves, round the sun is called:
- A. Planet
- B. Satellite
- C. Meteorite
- D. Quasars
Show answer and explanation
Answer: A. Planet
A planet revolves around the Sun; a satellite revolves around a planet.
- Which of the following is a good source of vegetable protein?
- A. Rice
- B. Potato
- C. Pulses
- D. Fruits
Show answer and explanation
Answer: C. Pulses
Pulses are rich in protein.
- How many bones are there in the adult human body?
- A. 206
- B. 196
- C. 186
- D. 226
Show answer and explanation
Answer: A. 206
An adult human has 206 bones.
- A ____ is a sequence of characters organized into lines.
- A. executable file
- B. source file
- C. index file
- D. text file
Show answer and explanation
Answer: D. text file
A text file is a sequence of characters organized into lines.
- The unit of electrical resistance is the:
- A. Ohm
- B. Volt
- C. Watt
- D. Ampere
Show answer and explanation
Answer: A. Ohm
Resistance is measured in ohms.
- Mixture of cement and sand is known as:
- A. reinforced concrete
- B. clinker
- C. concrete
- D. mortar
Show answer and explanation
Answer: D. mortar
Cement mixed with sand and water is mortar; concrete also has coarse aggregate.