MCQOPTIONS
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MCQOPTIONS
This section includes 19 Mcqs, each offering curated multiple-choice questions to sharpen your Thermodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The microbe for Malaria is carried by |
| A. | Male Anopheles mosquito |
| B. | Female Anopheles Mosquito |
| C. | Male Aedes mosquito |
| D. | Female Aedes mosquito |
| Answer» C. Male Aedes mosquito | |
| 2. |
A common preservative used in jam and pickles is |
| A. | Sodium benzoate |
| B. | Nitric acid |
| C. | Sodium Chloride |
| D. | Copper Sulphate |
| Answer» B. Nitric acid | |
| 3. |
Lactobacillus is commonly found in |
| A. | Cake |
| B. | Curd |
| C. | Bread |
| D. | All of the above |
| Answer» C. Bread | |
| 4. |
Rhizobium found in root nodules of leguminous roots is an |
| A. | Atmospheric Carbon fixer |
| B. | Atmospheric Oxygen fixer |
| C. | Atmospheric Nitrogen fixer |
| D. | All of the above |
| Answer» D. All of the above | |
| 5. |
Examples of Multicellular Microorganism are |
| A. | Algae, Bacteria |
| B. | Bacteria and Fungi |
| C. | Bacteria and Viruses |
| D. | Algae and Fungi |
| Answer» E. | |
| 6. |
The process of conversion of sugar into alcohol by yeast is called |
| A. | Fermentation |
| B. | Pasteurisation |
| C. | Alcoholism |
| D. | All of the above |
| Answer» B. Pasteurisation | |
| 7. |
Diseases like polio and chicken pox are caused by _______ |
| A. | Bacteria |
| B. | Fungi |
| C. | Virus |
| D. | Worms |
| Answer» C. Virus | |
| 8. |
The pores in the bread is due to gas bubbles of |
| A. | Oxygen |
| B. | Nitrogen di oxide |
| C. | Nitrogen |
| D. | Carbon di oxide |
| Answer» E. | |
| 9. |
Deliberately injecting weak microbes into a healthy body and producing antibodies to fightagainst strong microbes is called _______ |
| A. | Medication |
| B. | Antibiotics |
| C. | Vaccination |
| D. | All of the above |
| Answer» D. All of the above | |
| 10. |
Some medicines obtained from micro-organisms are applied to kill or stop the growth ofdisease-causing microorganisms. Such medicines are called ______. |
| A. | Antibodies |
| B. | Antibiotics |
| C. | Antiseptics |
| D. | All of the above |
| Answer» C. Antiseptics | |
| 11. |
The temperature-entropy plot and enthalpy-entropy plot are commonly used. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 12. |
THE_TEMPERATURE-ENTROPY_PLOT_AND_ENTHALPY-ENTROPY_PLOT_ARE_COMMONLY_USED.?$ |
| A. | true |
| B. | false |
| Answer» B. false | |
| 13. |
Which_of_the_following_statement_is_true?$ |
| A. | the temperature-entropy plot shows the vapour dome and the lines of constant volume, constant pressure, constant enthalpy, constant entropy and constant superheat |
| B. | the scale of temperature-entropy plot is small which limits its use |
| C. | enthalpy-entropy plot has a larger scale to provide data suitable for many computations |
| D. | all of the mentioned |
| Answer» E. | |
| 14. |
Which of the following statement is true about a chart of thermodynamic property? |
| A. | the manner of variation of properties is clearly given in a chart |
| B. | there is no problem in interpolation |
| C. | the precision is not as much as in steam tables |
| D. | all of the mentioned |
| Answer» E. | |
| 15. |
Specific volume of the mixture is given by |
| A. | (1+x)vf + (x)vg |
| B. | (1-x)vf + (x)vg |
| C. | (1-x)vf – (x)vg |
| D. | none of the mentioned |
| Answer» C. (1-x)vf ‚Äö√Ñ√∂‚àö√ë‚àö¬® (x)vg | |
| 16. |
Voidage is given by |
| A. | specific volume of saturated vapour / specific volume of liquid vapour mixture |
| B. | specific volume of liquid vapour mixture / specific volume of saturated vapour |
| C. | specific volume of saturated liquid / specific volume of liquid vapour mixture |
| D. | specific volume of liquid vapour mixture / specific volume of saturated liquid |
| Answer» B. specific volume of liquid vapour mixture / specific volume of saturated vapour | |
| 17. |
Total volume of a liquid vapour mixture is given by |
| A. | volume of the saturated liquid |
| B. | volume of the saturated vapour |
| C. | sum of volumes of saturated liquid and saturated vapour |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 18. |
If 1 kg of liquid-vapour mixture is considered and x is the quality of that mixture, then |
| A. | mass of vapour is x kg |
| B. | mass of liquid is (1-x) kg |
| C. | both of the mentioned |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 19. |
Quality indicates the |
| A. | mass fraction of liquid in a liquid vapour mixture |
| B. | mass fraction of vapour in a liquid vapour mixture |
| C. | both of the mentioned |
| D. | none of the mentioned |
| Answer» C. both of the mentioned | |