ملخصات التحليلات جامعة الطوسي مرحلة ثالثة

_one of the outer structures of bacteria is... a-Plasma membrane b-plasmid c-capsule ✔️ d-Ribosome _ _The function of the plasmid is: a-Cellular growth b-protein synthesis c-exchanging DNA between the bacterial cells ✔️ d-controlling the movement of substances in the cell ____ _the following is not one of the Inner structures of bacteria: a-cytoplasm b-mesosome c-Pili ✔️ d-spores _ _bacteria have rod-shaped are commonly called... a-cocci b-bacilli ✔️ c-strepto d-Staphylo ___ _Bacteria resembling a comma ( , )shape Example : a-staphylococcas b-vibrio cholera ✔️ c-Lactobacillus d-Salmonella typhi

هذه الاسئلة الخاصة بالكيمية العملي الكورس الثاني

طبعا هاي الاسئلة الي نتذكرهة كتبناهة علمود تنشطون الذاكرة بالتوفيق انشاء الله ♥ دمتم في رعاية الله وحفظه 💫🌷

هاي اسئله المد الاول

هاي نقطه غلط جوابها الصحيح سكروز

_ apositive benedict's test is not given by: a-lactose b-Maltose ✔️ c-sucrose d-glucose _ _ hydrolysis of esters of fatty acids is commonly: a-condensation reactions b-saponification reactions✔️ c-both a & b d-None of all _ _ in alkali gives soft soap when used: a-NaoH b-KoH ✔️ C-LioH d- a & b ____ _ which of the following is considered useful alkali in saponification reactions ? a-CCL4 b-cl C-NaOH✔️ d-HCl _ _ triglycerides are hydrolyzed in the human body by the.... a-carbohydrates b-enzyme lipase✔️ c-saponification d-None of all

_ the reagent used for distinguishing a reducing monosaccharide from reducing disaccharide is... a-Molisch's regeant b-seliwanoff's regeant c-benedict's regeant d-barfoed's regeant✔️ _ _ one of these sugars is ketose. a-glucose b-fructose✔️ c-galactose d- a & C __ _ one of these compound are sugar: a-C4H8O b-C3H70 c-C6H12O6 ✔️ d-none all above ____ which of the following is a non-reducing sugar a-Lactose b-sucrose ✔️ c-glucose d-none of above ____ _ the end product of hydrolysis of starch by amylase is.. a-maltose b-dextrines c-soluble starch d-glucose ✔️ __ _ hydrolysis of starch give... a/ α-glucose & α-glucose b/ β-fructose & α-glucose c/ α-glucose ✔️ d/ β-glucose

_ formula of monosaccharides is: a_(CH2O)n ✔️ b-CH2 C-both a and b d-None of above ____ _ The type of carbohydrates used in the human body is: a/aldehyde b/ketone C/ D-glucose✔️ d/L-glucose ___ _ one of these sugars is aldose. a-glucose ✔️ b-fructose c-galactose d-None of all ____ _ Linkage monosaccharide by: a-covalent bond b-glycosidic bond ✔️ C-ionic bond d-hydrogen bond ____ _ hydrolysis of glycosidic bond involved : a-formation ionic bond b-formation hydrogen bond C-formation glycosidic bond d-break down glycosidic bond✔️

_hydrolysis of cellulose give α _glucose. "false" ____ _Some carbohydrates have a structural role in plants, animals and bacteria. "true" ____ _Polysaccharide can be dissolved easily in water. "false" ____ _all carbohydrates give furfural and hydroxy methyl furfural. "true" _ _in partial hydrolysis of starch not yields mixture of sugars such as dextrine, maltose and glucose. "false" __ _triglycerides are esters being derived from an alcohol and a fat. "true" ____ _sodium hydroxide is used to neutralize the fatty acid and convert it to the salt. "true" ___ _on of the benefit of alcohol in the soap preparation it is less polar than water and helps to dissolve the nonpolar fat. "true" ___ _when sucrose is hydrolyzed (broken down) We will get galactose and glucose. "false" __ _monosaccharide and disaccharide can be dissolved freely in water . "true"

اسئله شامله كيمياء عملي

گوز +مد

ذني اسئلة خاصة بالاحياء النظري كورس ثاني

النقطة الاولى جوابهةcو14ـc

حل اسئله المد تأكدو اكثر خاف اكو خطأ النقطه 27 جوابه B

النقطة الاولى جوابهةcو14ـc

حل اسئله المد تأكدو اكثر خاف اكو خطأ النقطه 27 جوابه B

answers: 1. a 2. c 3. b 4. a 5. c 6. c 7. c 8. a 9. b 10. c

1. bacteria cells are: a) prokaryotic b) eukaryotic c) plant-like 2. the energy production structure found in bacterial cells is the: a) mitochondrion b) chloroplast c) nucleoid 3. bacterial DNA is found: a) in the nucleus b) suspended in the cytoplasm c) in organelles 4. bacteria move using: a) flagella b) cilia c) they don't move 5. autotrophic bacteria obtain their food through: a) photosynthesis b) consuming other organisms c) producing their own food 6. the domain that bacteria belong to is the: a) eukarya b) archaea c) bacteria 7. an example of an extreme environment bacteria can survive in is: a) hot springs b) acidic soils c) both a and b 8. aerobic bacteria: a) require oxygen b) do not require oxygen c) can survive with or without oxygen 9. anaerobic bacteria: a) require oxygen b) do not require oxygen c) can survive with or without oxygen 10. an example of bacteria that feeds on dead and decaying matter is: a) autotrophic b) parasitic c) saprophytic