Engineering Services Exam 2012
31. On the packet of a packaged food product in India, which one of the folowing symbols is ued to indicate that the food is vegetarian?
- A green square in a circle
- A green circular dot in a square
- A green plus mark
- A green leaf of a plant
32. Argemone oil is used to adulterate :
- Butter
- Coconut oil
- Diesel
- Mustard oil
33. Consider the following statements :
- The Malwa region is drained by the tributaries of Sone river.
- The Chotanagpur region is drained by the tributaries of Mahanadi river.
Which of the statements given above is/are correct?
Code:
- 1 only
- 2 only
- Both 1 and 2
- Neither 1 nor 2
34. Which light is strongly absorbed by the plants?
- Blue and Red
- Indigo and yellow
- Green and violet
- Orange and yellow
35. A type of food poisioning called botulism is caused by a bacterium due to a toxin produced by it. This toxin is extensively used :
- An anaesthetic agent during surgery
- In removing facial wrinkles
- In treating cancer
- In preventing bacterial infections
36. From the evolutionary point of view, which one of the following is closer to man?
- Dolphin
- Shark
- Tortoise
- Wolf
37. Which one among the following is the poorest source of vitamin A?
- Butter
- Fish
- Ripe mango
- Ripe papaya
38. A person sleeping in Leh with his head in the open and legs in the shade of a tree is liable to get sunstroke and frostbite at the same time. The reason for this is :
- Rarefied air
- Dry air
- Low temperature
- Low oxygen level
39.What is/are the use/uses of maize?
- It is used for the production of starch.
- It is used in the manufacture of poultry feed.
- It is used in producing bio-fuel.
Select the correct answer using the codes given below:
Code:
- 1 only
- 2 and 3 only
- 3 only
- 1, 2 and 3
40. Which one of the following is not required for the formation of photochemical smog?
- Oxygen
- Oxides of nitrogen
- Carbon monoxide
- Sunlight
41. Which one among the following is the world's largest exporter of agricultural products
- Brazil
- China
- India
- USA
42. The fuel of most widely used cryogenic engines consists of :
- Liquid hydrogen only
- Liquid oxygen only
- Liquid hydrogen as fuel and liquid oxygen as oxidizer
- Neither liquid hydrogen nor liquid oxygen
43. The Strait of Malacca passes between :
- India and Myanmar
- Indonesia and Philippines
- Malaysia and Indonesia
- Philippines and Vietnam
44. Which one of the following is the most likely food through which mercury enters our bodies and accumulates as a toxin?
- Broiler
- Butter
- Fish
- Spinach
45. Which of the following rivers originates near Mahabaleshwar?
- Godavari
- Krishna
- Kaveri
- Tapti
46. Consider the following statements :
- Tropical rain forests are the only source of "lac".
- India is the largest producer of "lac" in the world.
- "Lac" is used in the manufacture of printing-ink, pharmaceuticals and dyes.
Which of the statements given above is/are correct?
Code:
- 1 only
- 2 and 3 only
- 1 and 3 only
- 1, 2 and 3
47. With reference to the demographic profile of India, which of the following statements is/are correct?
- According to 2011 census, 82% of Indians are literate.
- Sex ratio of the population has increased during the period 2001-2011.
- The gender gap in literacy has not declined during the period 2001-2011.
Which of the statements given above is/are correct?
Code:
- 1 and 2
- 2 only
- 1 and 3
- 3 only
48. The species of which of the following kinds of organisms is/are generally used as biofertilizers?
- Blue green algae.
- Ferns
- Mosses
Select the correct answer using the codes given below :
Code:
- 1 only
- 2 and 3 only
- 1 and 3 only
- 1, 2 and 3