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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Total number of nucleotide sequences of DNA that codes for a hormone is 1530. The proportion of different bases in the sequence is found to be Adenine = 34%, Guanine = 19%, Cytosine = 23%, Thymine = 19%. Applying Chargaff’s rule, what conclusion can be drawn? A. It is a double stranded circular DNA. B. It is a single stranded DNA. C. It is a double stranded linear DNA. D. It is a single stranded DNA coiled on Histones. |
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Answer» Correct option is B. It is a single stranded DNA |
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| 2. |
A stretch of an euchromatin has 200 nucleosomes. How many bp will there be in the stretch and what would be the length of the typical euchromatin? A. 20,000 bp and 13,000 x10-9 m B. 10,000 bp and 10,000 x10-9 m C. 40,000 bp and 13,600 x10-9 m D. 40,000 bp and 13,900 x10-9 m |
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Answer» Correct option is C. 40,000 bp and 13,600 x10-9 m |
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| 3. |
Observe structures A and B given below. Which of the following statements are correct?A. A is having 2'-OH group which makes it less reactive and structurally stable, whereas B is having 2'-H group which makes it more reactive and unstable. B. A is having 2'-OH group which makes it more reactive and structurally unstable, whereas B is having 2'-H group which makes it less reactive and structurally stable. C. A and B both have -OH groups which make it more reactive and structurally stable. D. A and B both are having -OH groups which make it less reactive and structurally stable |
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Answer» Correct option is B. A is having 2'-OH group which makes it more reactive and structurally unstable whereas B is having 2'-H group which makes it less reactive and structurally stable |
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| 4. |
Two important RNA processing events lead to specialized end sequences in most human mRNAs: (i) at the 5’ end, and (ii) at the 3’ end. At the 5’end the most distinctive specialized end nucleotide, (iii) is added and a sequence of about 200 (iv) is added to the 3’ end. A. (i) Initiator codon (ii) Promotor (iii) Terminator codon (iv) Release factors B. (i). Promotor (ii) Elongation (iii) Regulation (iv) Termination. C. (i) Capping (ii) Polyadenylation (iii) mGppp (iv) Poly(A). D. (i) Repressor (ii) Co repressor (iii) Operon (iv) sRelease factors |
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Answer» Correct option is C. (i) Capping (ii) Polyadenylation (iii) mGppp. (iv) Poly(A). |
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| 5. |
If Meselson and Stahl's experiment is continued for sixth generations in bacteria, the ratio of Heavy strands 15N/15N :Hybrid15N/14N : light 14N/14N containing DNA in the sixth generation would be A. 1:1:1 B. 0:1:7 C. 0:1:15 D. 0:1:31 |
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Answer» Correct option is D. 0:1:31 |
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| 6. |
Match the following.ContraceptivesTypeA. Multiload 375(i) Oral intakeB. Saheli(ii) mechanicalC. Tubectomy(iii) IUDD. Vault(iv) Surgical(a) A – iii, B – i, C – iv, D – ii (b) A – iv, B – iii, C – i, D – ii (c) A – ii, B – iv, C – i, D – iii (d) A – iii, B – iv, C – ii, D – i |
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Answer» (a) A – iii, B – i, C – iv, D – ii |
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| 7. |
Meselson and Stahl’s experiment proved ________. (a) Transduction (b) Transformation (c) DNA is the genetic material (d) Semi-conservative of DNA replication |
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Answer» Meselson and Stahl’s experiment proved Semi-conservative of DNA replication. |
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| 8. |
The red colour of the blood is due to the presence of hemoglobin in it. Certain skeletal muscles are red in colour even though they lack hemoglobin. Now explain how the red muscles have that particular colour. |
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Answer» Muscle contains a red coloured oxygen storing pigment called myoglobin. Myoglobin content is high in some skeletal muscles which gives a reddish appearance. |
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| 9. |
assertion :-aerobic respiration is bio-energetically more efficient than anaerobic respiration. reason: aerobic respiration takes place in mitochondria whereas anaerobic respiration occurs in the cytoplasm |
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Answer» Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion |
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| 10. |
Nicotine is present in the leaves of Tobacco. It is used as an insecticide. Give another example of Alkaloid. |
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Answer» The Quinine. |
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| 11. |
The blood vessels found in the walls of the heart are ........... (i) which supply blood to the muscles of the .......... (ii). |
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Answer» The blood vessels found in the walls of the heart are Coronary Arteries (i) which supply blood to the muscles of the Heart. (ii). |
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| 12. |
Adrneal cortical response is poor in (A) Kwashiorkor (B) Marasmus (C) Fatty liver (D) Atherosclerosis |
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Answer» (A) Kwashiorkor |
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| 13. |
I am a tiny part in the cell. I help in ATP production. Guess who I am ? |
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Answer» Mitochondria. |
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| 14. |
Protein bound iodine in blood is present to the extent of _______ / dL (A) 3–8 mg (B) 4–8 mg (C) 3–8 gm (D) 4–8 gm |
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Answer» Correct option (A) 3–8 mg |
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| 15. |
Observe the diagram and identify the part 'X'. |
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Answer» Green - Starch not formed. |
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| 16. |
Prostaglandins are (A) C2 unsaturated acids (B) C27 saturated alcohols (C) C20 saturated acids (D) C27 saturated alcohols |
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Answer» (A) C2 unsaturated acids |
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| 17. |
Alveoli : Gases transport : :........ : Channels food and air. |
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Answer» Alveoli : Gases transport : :Epiglottis : Channels food and air. |
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| 18. |
Explain protein synthesis |
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Answer» Protein synthesis is the creation of proteins. In biological systems, it is carried out inside the cell. In prokaryotes, it occurs in the cytoplasm. In eukaryotes, it initially occurs in the nucleus to create a transcript (mRNA) of the coding region of the DNA. The transcript leaves the nucleus and reaches the ribosomes for translation into a protein molecule with a specific sequence of amino acids. |
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| 19. |
Which of the following property of prostaglandins has been utilized by chinicians in hospital for (A) Inducing fever (B) Causing inflammation (C) Effecting smooth muscle contraction (D) Disaggregation of spermatozoa |
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Answer» (C) Effecting smooth muscle contraction |
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| 20. |
The blood sugar raising action of the hormone of suprarenal cortex is due to (A) Glyconeogenesis (B) Glycogenolysis (C) Glucagon like activity (D) due to inhibition of glomerular filtration of glucose |
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Answer» (A) Glyconeogenesis |
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| 21. |
Hyper insulinism can cause coma since (A) The chief nutrient for the brain is glucose (B) The chief nutrient for the heart is glucose (C) The glucostatic role of the liver is damaged (D) The kidneys are damaged |
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Answer» (A) The chief nutrient for the brain is glucose |
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| 22. |
Explain the main three types of cell transport |
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Answer» There are two major types of cell transport: passive transport and active transport. Passive transport requires no energy. It occurs when substances move from areas of higher to lower concentration. Types of passive transport include simple diffusion, osmosis, and facilitated diffusion. |
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| 23. |
Body water is regulated by the hormone: |
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Answer» Water levels in the body are controlled by antidiuretic hormone (ADH), which is produced in the hypothalamus and triggers the reabsorption of water by the kidneys. Underproduction of ADH can cause diabetes insipidus. |
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| 24. |
Body water is regulated by the hormone: Oxytocin ACTH FSH LH |
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Answer» Water levels in the body are controlled by antidiuretic hormone (ADH) |
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| 25. |
There is a growing awareness _____ the link _____ emotions and backaches. A) in / among B) for / in C) of / between D) of / from |
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Answer» Correct option is C) of / between |
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| 26. |
_____ days she remained _____ a deep coma. A) On / at B) Since / in C) For / in D) For / - |
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Answer» Correct option is C) For / in |
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| 27. |
He was sentenced _____ four years’ imprisonment. A) is B) to C) in D) at |
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Answer» Correct option is B) to |
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| 28. |
Let f(z) be analytic at z0 and f(z0) ≠ 0. Prove log f(z) does not have a branch point at z0. |
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Answer» If f(z0) ≠ 0, f(z) has no zero in a sufficiently small neighborhood of z0. Therefore, the argument of f(z) does not change as we go around a closed contour in this neighborhood. As a result, the value of log f(z) does not change as we go around this closed contour. Therefore, z0 is not a branch point of f(z). |
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| 29. |
Jewelry and car fall under _____ products, since maximum efforts are put in buying them. A) Consumer goods B) Shopping goods C) Durable goods D) Specialty goods |
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Answer» B) Shopping goods Jewelry and car fall under Shopping goods products, since maximum efforts are put in buying them. |
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| 30. |
To increase impulsive buying the best suited promotion tool is : A) Personal selling B) Advertising C) Consumer Protection D) Publicity |
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Answer» C) Consumer Promotion To increase impulsive buying the best suited promotion tool is Consumer Promotion. |
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| 31. |
In TDM, slots are further divided into __________(a) Seconds(b) Frames(c) Packets(d) Bits |
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Answer» The correct answer is (b) Frames Easiest explanation: TDM is the abbreviation for Time division multiplexing. It is technique for combining several low rate channels to a single high rate channel. For a certain time slot, the several channels could use the maximum bandwidth. Each channel is inactive for a period of time too. Some other multiplexing techniques are Frequency division multiplexing and Phase division multiplexing. |
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| 32. |
The sharing of a medium and its link by two or more devices is called _________(a) Fully duplexing(b) Multiplexing(c) Micropleixng(d) Duplexing |
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Answer» Right choice is (b) Multiplexing Best explanation: Multiplexing is a method using which one can send multiples signals through a shared medium at the same time. This helps in using less resources and thus saving the cost of sending messages. |
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| 33. |
Diseases are caused not only by micro organisms. Many of the diseases are caused by bad habits”.a) Give two suitable examples for the statement given.b) Substantiate the statement based on the topic habits and diseases. |
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Answer» a) Smoking, use of drugs, use of alcohol b) Side Effects |
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| 34. |
Which tool is best suited for deep cleansing? a) Foundation brush b) Electric brush c) Cotton wool d) None of the above |
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Answer» b) Electric brush Electric brush is best suited for deep cleansing. |
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| 35. |
The blood test of a patient appeared the red blood cells as shown in the figurea) Identify the affected disease. b) What are the reasons for this disease? c) Write a symptom of this disease. d) How does this disease affect our body? |
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Answer» a) Sickle cell anaemia. b) Structural deformity in the haemoglobin molecules of the red blood cells due to genetic disorder c) RBC become sickle-shaped cells. d) Anaemia due to decreased level of oxygen in the blood and therefore difficulty in doing hard work. |
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| 36. |
Observe the part of an awareness notice given below:Precautions:1. Avoid unprotected sexual relationship 2. Avoid unsterilized injection needles a) Identify the disease. b) How unsterilized injection needles transmit this disease? |
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Answer» a) AIDS b) Unsterilized needles used by an AIDS patient contain blood in which HIV present. Transmission through body fluid. |
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| 37. |
Dry skin is due to lack of lubrication from the ________ glands. a) Oily b) Lubricating c) Sebaceous d) Thyroid |
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Answer» c) Sebaceous Dry skin is due to lack of lubrication from the Sebaceous glands. |
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| 38. |
A quality of a salon receptionist. a) Serious Face b) Smiling face c) Non-friendly d) Worried |
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Answer» b) Smiling face A quality of a salon receptionist is Smiling face. |
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| 39. |
_______ are used for playing sound files while making a presentation. |
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Answer» Audio clips are used for playing sound files while making a presentation. |
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| 40. |
Foundation best suited for people interested in natural make up. a) Sheer b) Mousse c) Compact d) Mineral |
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Answer» Correct answer is d) Mineral |
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| 41. |
__________ describes the shade of the skin. a) Uptone b) Complexion c) Skin tone d) None of the above |
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Answer» c) Skin Tone Skin Tone describes the shade of the skin. |
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| 42. |
Selecting the________ view shows calendar for a month. |
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Answer» Selecting the Month view shows calendar for a month. |
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| 43. |
Explain the ‘social objectives’ of management. |
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Answer» Each organisation is a part of society and thus it has certain social obligations to fulfil. Some of them are as follows: |
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| 44. |
Priya is a receptionist in a salon. She gets lot of telephonic calls for queries and appointments for various services. Identify the problem she faces during telephonic communication. a) Noise b) Website issues c) Both (a) and (b) d) None of the above |
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Answer» Correct answer is a) Noise |
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| 45. |
State the purpose of creating a Blog. |
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Answer» A blog is a discussion style site used by non-technical (and technical users) users for creating personal web pages. Blog is used to convey messages about events, announcements, news, reviews, etc. Blogs are usually managed using a web browser and this requires active internet connection. |
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| 46. |
Given below is a graphical representation of the data of individuals who came for treatment on July 2013 in a Government Hospital, Kerala. Analyse the graph and answer the following questions.a) Which disease is common in this locality? b) Write a major symptom of this disease. c) Prepare two posters to be exhibited in an awareness programme against this disease. |
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Answer» a) Dengue Fever b) Blood platelet count decreases internal bleeding and red rashes on the chest or face. c) Two posters |
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| 47. |
_______ feature is used to extract the data using some conditions on columns. |
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Answer» Filter feature is used to extract the data using some conditions on columns. |
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| 48. |
Define the Web-browser. |
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Answer» A software application to be used to locate files on an intranet or web is called the web-browser. Example: Google Chrome. |
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| 49. |
Name the process of designing and maintaining an environment in which individual working together in groups efficiently accomplish selected aims. |
| Answer» Ans : Management | |
| 50. |
The term “rich media” is synonymous for ________ a) Audio/sound b) Broadcasting c) Multimedia d) Interactive multimedia |
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Answer» d) Interactive multimedia The term “rich media” is synonymous for Interactive multimedia. |
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