Q#4Give brief answers. Name different types of transmission media. What is Satellite communication? 3.List some effects/ indicators of security threats. Who is hacker? What can a hacker do?
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Q. no. 1: Encircle the correct answer. Acids react with metal hydroxides to formA.salt and hydrogen gasB.salt and waterC.salt and alkaliD.hydrogen and oxygen2.. When methyl orange indicator is added to a basic solution, the solution turns _.A.colorlessB.blueC.yellowD.brown Indicators are substances whose solutions change colour due to changes in _.A.pHB.temperatureC.densityD.pressure HCl+NaOH→NaCl+H2O What is the type of …
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Q. No. 1: Encircle the correct option. /481: How many syllables in the word English.A) 1 B) 2 C) 3 D) 42: word amnesty means:A) Forgiveness.B) B) declareC) General pardon.D) revenge3: word conflict is a _?A) PronounB) B) verbC) NounD) adjective5: The group with all pronoun is?A) Naila, Asad, Nasreen,NoorB) Begin, behaviour,Very, sluggishC) He,Me,They,theirD) Poor,noble,cool,casese6: …
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Short answers 30 What are inhibitors and activators? What is glycolysis write its equation? Difference between photosynthesis and respiration? Difference between aerobic and anaerobic respiration? What is electrons transport chain? What is NAD+ and FAD+? Define enzyme? Whatis activation energy? Write down factors that affect the enzyme activity just write names? How substrate concentration affect …
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Q#1: Encircle the correct options. Correct synonym is:1: verge :A) Bank. B) coastC) Edge. D) Advent2: proselytizing:A) Beliefs. B) religious.C)Preaching D) confusion3:Dignity:A)surprise. B) prideC)honour. D) none of them4:value :A) Admirable. B) worthless. C) worth D)low5:eager :A) Affect. B) effectC)keen desire. D) essential Correct antonym is:6: furiously :A) AngrilyB) happilyC) FirmlyD) politely7: refuse :A) DenyB) acceptC) …
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Q No. 2: Short Questions. /301) Why does ice floats on water?2) Differentiate between lone pair and bond pair of electrons.3) Why HCl has dipole-dipole forces of attraction?4) Why does a covalent bond become polar?5) What is octet rule?6) What is Lewis structure of diagram?7) What is meant by malleable and ductile property of metals?8) …