TMA1/BIO192

My TMA Home TMA Results My Pending TMA Quick Help My TMATMA InstructionCourse DetailTMA CalendarGrading Message BoardQuick InfoInstructor Message Quiz NoteQuiz Tip - 1Quix Tip - 2 TMA Quiz Questions TMA: TMA1/BIO192 Matric Number: SCORE=9.50 BIO192 - General Biology Practical II Mr. Adams Abiodun (aadams@noun.edu.ng ) 1 Insects belong to the phylum nematoda arthropoda mollusca annelida 2 Which of the following is not a diagnostic feature of the archaebacteria? Archaebacteria have no peptidoglycan in their cell walls Their The cell wall is made up of glycoproteins and polysaccarides They have a very different lipid bilayer making up the cell membranes non of the options 3 The archaebacteria are non-pathogenic ------------- that live in and around other organisms bryophytes bacterias fungi virus 4 Which of these is a form or shape of archaebacteria? cocci bacilli spiral all of the options 5 One of the following is not classified among the phyla of archae? Polychaeota Crenarchaeota Nanoarchaeota Eurychaeota 6 Based on their structure, archaebacteria has all of these organelles except nuclei mitochondria endoplasmic reticula all of the options 7 Based on their habitat, archaebacteria live in extreme environmental condition such as  very high temperatures absence of oxygen absence of light all of the options 8 Based on their habitat, archaebacteria is grouped into all of the following except Methanogens Halogens Thermoacidiophiles Halophiles 9 A "staphylo" bacteria have its cells arranged in ----------- like grapes. chain cluster pair non of the options 10 When stained with violet and red dye, gram-positive bacteria appear ---------- purple red green black 11 Gram-negative bacteria appear_________________ when stained with violet and red dye. blue green purple red 12 Based on their cabon and energy sources, eubacteria are autotrophic heterotrophic photoautotrophic all of the options 13 Eubacteria have prokaryotic chromosomes, which have circular DNA molecules called plasmids chlorophyll pyrenoids chloroplast 14 Apart from the outer membrane, many eubacteria have yet another coating layer called a tablet capsule coatex plasmallema 15 Which of the following differentiates eubacteria from archaebacteria? Eubacteria occur in various shapes Eubacteria are single celled organisms Peptidoglycan is present in eubacteria eubacteria has ten subunit RNA polymerase core 16 Angiosperms are referred to as -------------- plants flowering seedless hibiscus algal 17 Which of the following is not an adaptive feature of eubacteria? Capsule protects the cell against environmental dangers Outer membrane increases the potential surface area for photosynthesis Formation of endospore Possession of true roots for anchorage 18 One of the following is not a procedure to stain bacteria for examination with light microscope Make a smear of the bacteria culture Air-dry the film by waving it around for a while Heat-fix the smear by waving it over a bunsen flame non of the options 19 The essence of staining is to help in recognizing the organism only identifying the organism only recognizing and identification of the organism killing the organism 20 The ------------- are the first group of eukaryotic organisms Archaebacteria Eubacteria are single celled organisms Protists bacterias