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Home » Engineering » Agricultural Engineering » Aptitude Test - 5
1.A few drops of iodine solution were added to rice water. The solution turned blue black in colour. This indicates rice water has
A. complex proteins
B. simple proteins
C. starch
D. complex proteins
2.Which is the correct sequence
A. mouth → stomach → small intestine → oesophagus → large intestine
B. mouth → oesophagus → stomach → large intestine → small intestine
C. mouth → stomach → oesophagus → small intestine → large intestine
D. mouth → stomach → small intestine → oesophagus → large intestine
3. If salivary amylase is lacking in saliva, which of the event in mouth will be affected-
A. Proteins breaking down into amino acids
B. starch breaking down into sugars
C. Fats breaking down into fatty acids and glycerol
D. Proteins breaking down into amino acids
4.The inner lining of the stomach is protected by one of the following from hydrochloric acid. Choose the correct one
A. Mucus
B. Salivary amylase
C. Pepsin
D. Mucus
5.Which part of alimentary canal receives bile from liver
A. stomach
B. small intestine
C. large intestine
D. stomach
6.In which part of alimentary canal food is finally digested ?
A. large intestine
B. Stomach
C. Mouth cavity
D. large intestine
7. Choose the function of pancreatic juice from following
A. Trypsin digests proteins and lipase digests carbohydrates
B. Trypsin digests emulsified fats and lipase digests proteins
C. Trypsin and lipase digest fats
D. Trypsin digests proteins and lipase digests carbohydrates
8.The correct sequence of anaerobic respiration -------
A. Glucose → pyruvate → lactic acid
B. glucose → pyruvate → carbondioxide + ethanol
C. glucose → pyruvate → ADP→ lactic acid
D. Glucose → pyruvate → lactic acid
9. The pancreatic juice doesn't contain following enzymes-
A. Trypsin
B. Amylase
C. Lipase
D. Trypsin
10.The pancreas pour their secretion into ___
A. Small intestine
B. large intestine
C. stomach
D. Small intestine
11.The kidneys in human beings are part of ______
A. Nutrition
B. Respiration
C. Excretion
D. Nutrition
12.The opening and closing of stomatal pore depends upon ___.
A. Oxygen
B. water in guard cells
C. concentration of carbon dioxide in stomata
D. Oxygen
13.In the human digestion system the enzymes pepsin and trypsin are secreted by ?
A. Pancreas and liver
B. pancreas and gall bladder
C. stomach and pancreas
D. Pancreas and liver
14. Which of the statements is correct regarding bile?
A. secreted by duct and stored in liver
B. secreted by liver and stored in bile duct
C. secreted by liver and stored in gall bladder
D. secreted by duct and stored in liver
15. Which of the following components of food is digested by s. amylase?
A. proteins
B. fats
C. Minerals
D. proteins
16. Where are proteins first digested?
A. small intestine
B. stomach
C. large intestine
D. small intestine
17.Which is the first enzyme that mixes with food?
A. s.amylase
B. trypsin
C. erepsin
D. s.amylase
18.The cellular energy reserves in autotrophs are___
A. glycogen
B. starch
C. protein
D. glycogen
19.The autotrophs require ____
A. CO2 and water
B. chlorophyll
C. sunlight
D. CO2 and water
20. Which of the following is not a digestive enzyme contained in the pancreatic juice?
A. (i) and (ii)
B. (i) and (iv)
C. (ii) and (iii)
D. (i) and (ii)
21.The enzymes pepsin and trypsin are secreted respectively by
A. Stomach and pancreas
B. Salivary gland and stomach
C. Liver and pancreas
D. Stomach and pancreas
22.Among the following choose the correct option which includes the organisms that have a holozoic mode of nutrition:
A. Plasmodium and Amoeba
B. Parakeet and Amoeba
C. Paramecium and Plasmodium
D. Plasmodium and Amoeba
23.Raw materials required in the autotrophic mode of nutrition involves:
A. (i), (ii) and (iii)
B. (i) and (ii)
C. (i), (ii) and (iv)
D. (i), (ii) and (iii)
24.The enzymes contained in pancreatic juices help in the digestion of:
A. Fats and carbohydrates
B. Proteins and fats
C. Proteins and carbohydrates
D. Fats and carbohydrates
25.Which of the following help in protecting the inner lining of the stomach from the harmful effect of hydrochloric acid?
A. Mucus
B. Pepsin
C. Trypsin
D. Mucus
26. Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of
A. Hydrochloric acid
B. Fat
C. Carbon dioxide
D. Hydrochloric acid
27.The vein which brings clean blood from the lungs into the heart is known as:
A. Pulmonary vein
B. Hepatic vein
C. Superior vena cava
D. Pulmonary vein
28. Movement of the synthesized products from the leaves to the roots and other parts of a plant’s body takes place through the phloem. This process is known as:
A. Translocation
B. Transpiration
C. Transportation
D. Translocation
29. The process of diffusion of solvent particles from the region of less solute concentration to a region of high solute concentration through semi-permeable membrane is known as
A. Diffusion
B. Osmosis
C. Translocation
D. Diffusion
30. Which among the following procedures is used for cleaning the blood of a person by separating the waste substance from it?
A. Kidney transplant
B. Blood transfusion
C. Dialysis
D. Kidney transplant
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