Category: BIO203 0 BIO203 1 / 50 Commercial compounds that inhibit the synthesis of gibberellins are called __________ Check 2 / 50 The chemiosmosis theory of ATP synthesis was formulated by __________ Check 3 / 50 Cells rely on __________ to start their reactions. Check 4 / 50 ________ asserted that the oxygen released during photosynthesis came from water rather than carbon dioxide. Check 5 / 50 The most easily observed part of a plant cell is the ________ Check 6 / 50 Which of the following organelles is surrounded by only one membrane? Chloroplasts Micro-bodies Mitochondria Nucleus 7 / 50 Conversion of energy from one form to another occurs through a set of chemical reactions collectively called: ______________ Metabolism Chemosynthesis Anabolism Catabolism 8 / 50 Which of the following tissue is an exception to the general occurrence of plasmodesmata? Food absorbent Water absorbent Water conducting Food conducting 9 / 50 The quantitative measure of the disorder created by any spontaneous reaction is _________ Check 10 / 50 Cells that adjoin one another are held together by ________ Check 11 / 50 Which of the following processes converts chemical energy into mechanical energy? combustion exploding a knockout pushing a rock winding a watch 12 / 50 _________ divide cells into many interconnected compartments. Check 13 / 50 Which of the following may be involved in discoveries? I. Seriousness, II.Creativity III.Certainty, IV.Luck II and III II and IV I Only II Only 14 / 50 The organelle that enables plants to convert lipids to carbohydrates is ___________ Check 15 / 50 The largest filaments in the cytoskeleton are _________ Check 16 / 50 The distance moved by a photon during a complete vibration is referred to as the photon’s ___________ Check 17 / 50 In which of these regions does plasmodesmata occur? Pholem vessels Primary pitfields Xylem vessels Secondary pit-fields 18 / 50 Sweet potatoes were once considered strong _________ Check 19 / 50 Which of the following is the carbohydrate produced by Calvin cycle? starch glucose sugar sucrose 20 / 50 Which of the following is / are the products of the photochemical reaction? I. ATP, II. NADP, III. cardohydrates III only I and III I and II I only 21 / 50 Cork is useful in making stoppers for wine bottle because: __________ They are hard enough to prevent leakages Suberized tissues inhibit water loss They lack glycoproteins They are rigid 22 / 50 The equation of photosynthesis is the __________ of that of respiration. Check 23 / 50 The organelle that enables plants to convert lipids to carbohydrates is __________ Check 24 / 50 Which of the following is not being transported by dictyosomes to plasma membrane? pectin hemicellulose polysaccharides glycoproteins 25 / 50 Organic compounds made in one part of a plant and transported to another part of the plant where they elicit a response are called ________ Check 26 / 50 Which of the following is not a reason why we study botany? to understand botany in general to appreciate what the botanists do to appreciate living organisms to learn the facts and processes of doing botany 27 / 50 Which of the following is not part of the cytoplasm? micro bodies hyloplasm spherosomes chromatin 28 / 50 Which of the following is not a cytoskeletal filament? Microtubules Intermidiate filaments Acton filament Plasmodesmata 29 / 50 Which of the following enzymes catalyzes the breakdown of hydrogen peroxide? Peroxidase Hydrogenase Oxidase Catalase 30 / 50 The pigment type which does not absorb any wavelength of light is _________ Check 31 / 50 Which of the following is not a major content of vacuoles? Lipids Enzymes Proteins Growth hormones 32 / 50 ________ first demonstrated that plants produce oxygen. Check 33 / 50 Which of the following statements is not true of enzymes? they are biocatalysts they are globular proteins they regulate energy transformations they increase the energy of activation of reactions 34 / 50 The oldest giant sequoia is about _________ years old. Check 35 / 50 The sequence of events leading to seed germination begins with __________ Check 36 / 50 The most active naturally occurring auxin in plants is ___________ Check 37 / 50 ________ pigment absorb all wavelengths of light. Check 38 / 50 During photosynthesis, the chlorophyll _________ Check 39 / 50 Commercial compounds that inhibit the synthesis of gibberellins are called ________ Check 40 / 50 Making the mental connections to take advantage s of accidental observations is involved in the _________ side of science. Check 41 / 50 Which type of filament is the same for both plants and animals? Acton filaments Plasmodesmata filaments Intermediate filaments Microtubules 42 / 50 _________is the nucleotide triphosphate involved in membrane production. Check 43 / 50 A __________ makes an end to the scientific method for a particular experiment. Check 44 / 50 Ribosomes are specially abundant in the ________ cells. Check 45 / 50 Which of the following is fibre not used for? To produce paper To produce tea To make cigarette To make money 46 / 50 The energy input that sustains life on earth is _________ Check 47 / 50 Which of the following organelles is not part of the cytoplasm? Mitochondrion Nucleus Ribosomes Endoplasmic reticulum 48 / 50 Raw materials required by green plants to manufacture their food are ________ Living materials Inorganic substances Mainly gases Mainly fluids 49 / 50 Who reported that chlorophyll occurs in chloroplast and that photosynthesis forms carbohydrates only in light? Nicholass de Saussure Jean Senebier Julius Sachas T. W. Engelmann 50 / 50 Posing hypothesis in scientific method requires a type of reasoning called __________ Check Restart quiz Rate this quiz Send feedback
