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Clostridium Perfringens

Clostridium perfringens bacteria, previously Clostridium welchii bacteria, are one of the most prevalent causes of food poisoning. According to the Centers for Disease Control and Prevention (CDC), these bacteria cause about 1 million infections in the United States each year. C. perfringens is present on raw meat and poultry, as well as in animal intestines and the environment.

Intrauterine infection caused by Clostridium perfringens is an uncommon occurrence. Septic abortion is the most common cause of intrauterine Clostridium infection, with a reported frequency of 0.5 to 1.0 percent. C. perfringens has been the subject of three published case reports.


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Multiple Choice Questions - Forensic Science

1. The study of criminology involves the study of many disciplines in the collection of knowledge about criminal actions, thereby it is: A. Scientific B. Multidisciplinary C. Psychiatric D. Economics Answer: B. Multidisciplinary 2. In its legal definition, a Criminal is : A. A person who committed a crime and convicted by a court of the violation of a criminal law. B. A person who violated a social norm or one who have an antisocial act. C. A person who violated the rules of conduct due to behavioral maladjustments. D. All of the above. Answer: D. All of the above. 3. REBELLION is an example of a crime. A. Against public order. B. Against public interest C. Against public morals D. Committed by public officers. Answer: A. Against public order. 4. Kidnapping is an example of crime. A. Against personal liberty and security. B. Against Honor C. Against person D. Against chastity Answer: C. Against person 5. A term denoting various offences committed by children or youths under the age of

Most Asked Questions in Interview of Forensic Science

👉 What is Forensic Science? 👉 What is Quality Assurance? 👉 What is Quality Control? Why is it important? 👉 Why would you like to be a Forensic Scientist / why would you like to work in Forensic. (Here / as a_____?) 👉What is the chain of custody? Why is it important? 👉What is a presumptive test? Can you give an example of one? 👉What is a confirmatory test? Can you give an example of one? 👉You received a piece of evidence and before you did anything with it you noticed that there was a cut on the bag and part of the evidence on the inside could be seen  through the cut. What should you do? 👉You are working in the lab and you think you might have switched / contaminated two of the samples. What should you do? 👉You were given a small bag containing some unknown white powder to analyze. How would you analyze it? Want to add more?? Mail here:

MCQ On Forensic Science (1)

  1. Foamy liver is seen in (A) Alcohol poisoning (B) Phosphorous poisoning (C) Drowning (D) Putrefaction Answer: Click Here   2. Optical components in UV spectrometer are made up of: (A) Glass (B) Quartz (C) Sodium-Halide Bromide (D) Plastic Answer: Click Here   3. Conventional electrophoretic techniques resolve allelic products of PGM locus into one of these phenotypes: (A) 1, 1-2 and 2 (B) 1, 1-1 and 2 (C) 1, 2-2 and 2 (D) 2, 1-1 and 1 Answer: Click Here   4. Seminal fluid choline originate from the: (A) Seminal vesicle (B) Sertoli’s cell (C) Leydig cell (D) Prostate Answer: Click Here   5. Assertion (A): Foetal and adult haemoglobin can be differentiated in its globin component. Reason (R): Because the adult haemoglobin is denatured by alkali while the foetal one is not. Codes: (A) Both (A) and (R) are correct. (B) (A) is correct but (R) is incorrect. (C) Both (A) and (R) are incorrect. (D) (R) is correct b

Tool Marks

  Question: The following are a suitable material for casting of tool marks: (a) Wax (b) Plasticine (c) Woods metal (d) Fax film   Codes: (A) (a) and (b) are correct. (B) (b) and (c) are correct. (C) (c) and (d) are correct. (D) (a) and (d) are correct.   Answer: (C) (c) and (d) are correct   Explanation: A tool mark is any impression, scratch , or abrasion made when contact occurs between a tool and an object. The mould of tool mark can also be made by metal casting. The suitable metal for this purpose is known as woods metal.  This is a metal of low melting point (71 o C), which is suitable for casting tool marks.  Its composition by weight is Bismuth 50%, Lead 25%, Tin 12.5% and Cadmium 12.5%.

Forensic Science Books

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