1. Which bacterial strain, developed from natural isolates by. genetic manipulations, can be used for treating oil spills? [CSE (Pre) 2010]

2. A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately. Which one of the blood groups mentioned below and readily available in the hospital will be safe for transfusion? [CSE (Pre) 2002]

3. Which one of the following is not a good source of nutrition of calcium? [CSE (Pre) 2006]

4. Match List I (Indian wildlife species) with List II (Scientific names) and select the correct answer using the codes given below [CSE (Pre) 2002] List I (Indian Wildlife Species) List II (Scientific Names) A. Asiatic wild ass 1. Boselaphus tragocamelus B. Barasingha 2. Cervus duvauceli C. Chinkara 3. Equus hemionus D. Nilgai 4. Gazelle gazella List (Substance) List II (Physiological role) A. Ptyalin 1. Converts angioten-sinogen in blood into angiotensin B. Pepsin 2. Digests starch C. Renin 3. Digests proteins D. Oxytocin 4. Hydrolyses fats 5. Induces contraction of smooth muscles Codes A B C D

5. Match List I with List II and select the correct answer using the codes given below. [CSE (Pre) 2002] List I (Bone) List II(Name) A. Breast-bone 1. Clavicle B. Collar-bone 2. Patella C. Knee-cap 3. Scapula D. Shoulder blade 4. Sternum Codes A B C D

6. Consider the following statements [CSE (Pre) 2006. 1. Meningococcal meningitis is transmitted from person-toperson by mosquito bites. 2. Vomiting and neck pain are two of the symptoms of meningococcal meningitis. Which of the statement(s) given above is/are correct?

7. Assertion (A) In human beings, the female play a major role in determining the sex of the offspring. Reason (R) Women have two 'X' chromosomes. [CSE (Pre) 2002] Codes

8. Which one of the following is monogamous? [CSE (Pre) 2002]

9. Which one of the following processes in the bodies of living organisms is a digestive process? [CSE (Pre) 2010]

10. Consider the following statements. [CSE (Pre) 2005. 1. Dengue is a protozoan disease transmitted by mosquitoes. 2. Retro-orbital pain is not a symptom of dengue. 3. Skin rash and bleeding from nose and gums are some of the symptoms of dengue. Which of the statements given above is /are correct?

11. Among the following, which one lays eggs and does not produce young ones directly? [CSE (Pre) 2008]

12. When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up and dies because [CSE (Pre) 2011]

13. Which one of the following is not a digestive enzyme in the human system? [CSE (Pre) 2007]

14. Which one of the following groups of animals belongs to the category of endangered species? [CSE (Pre) 2012]

15. In human body, which one of the following hormones regulates blood calcium and phosphate? [CSE (Pre) 2007]

16. The cellular and molecular control of programmed cell death is known as [CSE (Pre) 2002]

17. Consider the following kinds of organisms [CSE (Pre) 2012. 1. Ba. 2. Be. 3. Bird Which of the above is /are pollinating agent/ agents?

18. Consider the following animals [CSE (Pre) 2013. 1. Sea co. 2. Sea hors. 3. Sea lion Which of the above is/are mammal / mammals?

19. The marine animal called dugong which is vulnerable to extinction is a/an [CSE (Pre) 2009]

20. In making the saffron spice, which one of the following parts of the plant is used? [CSE (Pre) 2009]

21. Athlete's foot is a disease caused by [CSE (Pre) 2002]

22. In the context of the developments in Bioinformatics, the term transcriptome, sometimes seen in the news, refers to [CSE (Pre) 2016]

23. Soft drinks such as cocoa contain significant quantities of [CSE (Pre) 2002]

24. What is the name of the vessel that delivers the nutrient rich blood from the stomach and small intestine to the liver? [CSE (Pre) 2006]

25. Viruses are transmitted from one organism to another by biological vectors only. Select the correct answer using the codes given below