Biology Fsc Part 1 Online Test With Answers

Biology Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 Which of the followig is a purine base. Cytosine Uracil Adenine Thymine
2 Phosphodieser bonds in DNA are formed between  C5 of one nucleotide and C3 of another Nitrogenous bases Cl-of sugar and phosphate Purines and pyrimidines
3 The back bone of unclelic acids is formed by  Sugar + phosphates Nitrogenous base Fatty acids Proteins
4 A nuclleoside consists of. Nitrogenous base + Phosphate Nitrogenous base + Pentose sugar Pentose sugar+ Phosphate Nitrogeonous base + Pentose Sugar+ Phosphate
5 The mine is exclusively found in RNA DNA DNA and RNA AMP
6 Which pentose sugar is present in RNA but not in DNA. Ribose Deoxyribose Ribulose Glucose
7 Lipds transport whihc of the followign vitamins. Vitamin A Vitamin B Vitamin C Vitamin B6
8 Which one of the following is NOT the function of cholesterol. Lipid transport Precusor of corticosteroids Preursro of vit-A Precusor of bile acids
9 The reason behind Asrin's ability to redue inflammation, pain and fever is tahta it is a. Prostaglandin inhibitor Prostaglandin activator Prostaglandin co factor Both b and c
10 Which statemetn about postaglandins is FALSE. They control blood vessels diameter Involved in inflammatory response Derivate of fatty acids Stored in large quantities
11 Identify a compound whihc is lipid but have modified fats, with non polar tails attache dto a 5- carbon ring. Cholesterol Prostaglandin Phsopholipid Acylglycerol
12 The common steroid, that is a part of animal cell emebranes is Cholesterol Testosterone Prostaglandin Androgens
13 Anabolic steroids were originally developed for the treatemetn of. General anemia Diabetes mellitus Infectious disease Migraine
14 Testosterone is made up of. 3- six cornered rings + 1-fie cornered ring 1-six cornered ring + 3-five conrnered ring Only 3- six conrnered rings 3- six cornered rings + 1 four cornered square
15 The type of lipid found in our retinal pigments in eyes is. Terpenoid Phospholipid Waxes All of above
16 The tail of phospholips faces inwards in a cell memebrane because it is. Hydrophobic Hydrophilic Contains glycerol Have positive charge
17 The fluid mosaic model of cell lmembernes is primariy composed of. Phsospholipids Sphingolipids Glycolipids Both a and c
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