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Home » Engineering » Agricultural Engineering » Aptitude Test - 4
1.Oil Refining is a step?
A. Oil cooking and flaking
B. Before Oil Extraction
C. After Oil Extraction
D. Oil cooking and flaking
2.In Oil refining, oil is?
A. De-odorized
B. Bleached
C. Both A & B
D. De-odorized
3.Oil is extracted by?
A. Mechanical Extraction
B. Pre- Press Solvent Extraction
C. Both A & B
D. Mechanical Extraction
4.Which of the following is untrue?
A. Saturation might be to ↓ rancidity
B. As saturation ↑, viscosity and MP ↑
C. Partial hydrogenation leads to Trans fats which are unhealthy
D. Saturation might be to ↓ rancidity
5.A man can develop
A. 0.1 hp
B. 0.5 hp
C. 0.75 hp
D. 0.1 hp
6.The average force that a bullock can exert
A. 1/5th of their body weight
B. 1/10th of their body weight
C. 1/20th of their body weight
D. 1/5th of their body weight
7. Medium size bullock can develop
A. 0.50 to 0.75 hp
B. 0.75 to 1.0 hp
C. 0.75 hp to 1.1 hp
D. 0.50 to 0.75 hp
8.The thermal efficiency of diesel engine varies between
A. 25 and 32 per cent
B. 32 and 38 per cent
C. 32 and 40 per cent
D. 25 and 32 per cent
9.The thermal efficiency of petrol engine varies between
A. 25 and 32 per cent
B. 30 and 35 per cent
C. 32 and 38 per cent
D. 25 and 32 per cent
10. The extra high speed engines used in knapsack sprayers are powered by
A. Kerosene
B. Diesel
C. Petrol
D. Kerosene
11. Broad base terrace is also known as
A. Bench terrace
B. Channel terrace
C. Drainage type terrace
D. Bench terrace
12. The velocity required to operate wind mill is more than
A. 5 km ph
B. 10 km ph
C. 5 miles per hour
D. 5 km ph
13. Bench terracing is also called as
A. Hill farming
B. Staircase farming
C. Erosion control farming
D. Hill farming
14.The power produced from a wind speed 6.4 to 37 km ph by windmill varies from
A. 0.1 to 0.5 hp
B. 0.1 to 0.9 hp
C. 0.5 to 1 hp
D. 0.1 to 0.5 hp
15.A ten human power equals to:
A. 0.1 hp
B. 0.5 hp
C. 1.0 hp
D. 0.1 hp
16. A pair of bullock develops power equivalent to
A. 0.5 hp
B. 1.0 hp
C. 1.5 hp
D. 0.5 hp
17. Two wind mills equivalent to
A. 1.0 hp
B. 1.25 hp
C. 1.5 hp
D. 1.0 hp
18. Two wind mills equivalent to
A. 1.0 hp
B. 1.25 hp
C. 1.5 hp
D. 1.0 hp
19. The land holding of small farmer is
A. Less than 4 ha land
B. Less than 10 ha land
C. More than 4 ha land
D. Less than 4 ha land
20.A marginal farmer has land holding
A. Less than 4 ha land
B. Between 4 and 10 ha
C. Less than 10 ha
D. Less than 4 ha land
21.Grassed waterways are used as:
A. Diversion channels
B. Outlets
C. Inlet to terrace system
D. Diversion channels
22.Crop management system reduces the
A. Detachment of soil particles
B. Transport of soil particles
C. Both (a) & (b)
D. Detachment of soil particles
23.The primary objective of level bench terrace is to
A. Conserve water and control erosion
B. Reduce runoff
C. Make steeply land cultivable
D. Conserve water and control erosion
24.The low speed engine runs at speed of
A. 350 rpm
B. Less than 350 rpm
C. More than 350 rpm
D. 350 rpm
25.The speed range of medium speed engine is
A. Less than 350 rpm
B. Between 350 rpm and 1000 rpm
C. Less than 1000 rpm
D. Less than 350 rpm
26. The single cylinder engine is generally used in
A. Tractor
B. Stationary engine
C. Motor cars
D. Tractor
27. In which group of the organisms the food material is broken down outside the body ?
A. Mushroom, green plants, amoeba
B. Yeast, mushroom, bread mould
C. Paramecium, amoeba, cuscuta
D. Mushroom, green plants, amoeba
28.Select the correct statement
A. Hetrotrophs make their food
B. Heterotrophs utilize solar energy to make food
C. Heterotrophs do not make their own food
D. Hetrotrophs make their food
29.Which of the following statements about autotrophs is incorrect ?
A. They synthesize carbohydrates by using carbon dioxide , water in presence of sunlight and chlorophyll
B. They store carbohydrates in form of starch
C. They convert carbon dioxide and water into carbohydrates in the absence of sunlight
D. They synthesize carbohydrates by using carbon dioxide , water in presence of sunlight and chlorophyll
30. Which of these reactions occur in photosynthesis?
A. Carbon dioxide is reduced and water is oxidised
B. water is reduced and carbon dioxide is oxidised
C. carbon dioxide and water are oxidised
D. Carbon dioxide is reduced and water is oxidised
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