Stoma - Quiz
A) Light intensity and photosynthesis rate B) Atmospheric pressure and leaf temperature only C) Diffusion resistance of stomatal pores and the humidity gradient D) Carbon dioxide concentration and oxygen levels
A) Transpiration rate (E) B) Water use efficiency C) Photosynthetic rate (A) D) Stomatal conductance (g)
A) Atmospheric pressure B) Plant conductance C) Partial pressure of water D) Photosynthesis rate
A) Energy input and energy output B) Partial pressures of water in the leaf and ambient air C) Internal and external CO2 concentrations D) Evaporation and atmospheric pressure
A) Soil pH levels and mineral content B) Gravity and magnetic field changes C) Light intensity and concentrations of water vapor, CO2, and ozone D) Temperature and wind speed
A) Stomatal conductance B) Water use efficiency C) Sub-stomatal CO2 pressure D) Intrinsic water use efficiency
A) A = (ei - ea)g / P B) A = (Ca - Ci)g / 1.6P C) A = EP / (ei - ea) D) A = (Ca - Ci) / 1.6P
A) Spectrometers B) Humidity chambers only C) Barometers D) Photosynthesis systems
A) Conductance of carbon dioxide B) Internal concentration of water vapor C) Constant internal pressure D) Sub-stomatal partial pressure of CO2
A) g = P / (E(ei - ea)) B) g = EP / (ei - ea) C) g = (ei - ea) / EP D) g = (ei - ea) / P
A) Carbon accumulation method B) Cellular atmospheric mechanism C) Constant air modification D) Crassulacean acid metabolism
A) At night B) During the afternoon C) At dawn only D) Continuously throughout the day
A) PEPcase B) RuBisCO C) Cellulase D) Amylase
A) To prevent oxygen absorption B) To increase water intake C) To minimize photorespiration D) Because they do not need light
A) A proton pump B) An electrical charge C) Cellulose microfibrils D) Water diffusion
A) Potassium (K+) B) Calcium (Ca2+) C) Sodium (Na+) D) Magnesium (Mg2+)
A) Pyruvate B) Glucose C) Malate D) Citrate
A) Ethylene B) Gibberellin C) Auxin D) Abscisic acid (ABA)
A) It remains constant B) It fluctuates rapidly C) It increases D) It decreases
A) Ribosome B) Golgi apparatus C) Lysosome D) Endoplasmic reticulum
A) They thicken B) They open C) They close D) They divide
A) Mitochondria B) Nuclei C) Vacuoles D) Chloroplasts
A) Root protection B) Reproduction C) Gas exchange D) Nutrient absorption
A) Epidermal hairs B) Xylem cells C) Guard cells D) Mesophyll cells
A) Respiration B) Diffusion C) Photosynthesis D) Transpiration
A) Methane B) Argon C) Carbon dioxide D) Nitrogen
A) Liverworts B) Vascular plants C) Monocotyledons D) Dicotyledons
A) Epistomatous B) Hypostomatous C) Stomatal-complex D) Amphistomatous
A) PEPcase B) RuBisCO C) Lipase D) Amylase
A) 850 ppm B) 425 ppm C) 600 ppm D) 200 ppm
A) Pore B) Mouth C) Air D) Leaf
A) 100 μm B) 20 μm C) 80 μm D) 50 μm
A) Trees B) Mosses C) Liverworts D) Monocotyledons
A) Submerged B) Epistomatous C) Hypostomatous D) Amphistomatous
A) Conceptacles B) Waxy cuticles C) Meristemoids D) Protodermal cells
A) Root hairs B) Waxy cuticle C) Trichomes D) Vascular tissue
A) Procambium B) L1 tissue layer C) Ground meristem D) L2 tissue layer
A) Pavement cell B) Guard mother cell C) Meristemoid D) Trichome
A) Symmetrical B) Mitotic C) Meiotic D) Asymmetrical
A) YODA B) Speechless C) EPF1 D) Too Many Mouths
A) EPF1 B) TMM C) SPCH D) ERL
A) Causes clustering B) Promotes development C) Represses development D) Increases the size of guard cells
A) YODA B) EPF1 C) TMM D) SPCH
A) Metcalfe B) Charles Darwin C) Chalk D) Julien Joseph Vesque
A) Cross-celled B) Unequal-celled C) Star-celled D) Parallel-celled
A) Brassicaceae B) Ebenaceae C) Solanaceae D) Poaceae
A) Caryophyllaceous type B) Rubiaceous type C) Cruciferous type D) Ranunculaceous type
A) Ebenaceae B) Cucurbitaceae C) Molluginaceae D) Poaceae
A) Cruciferous type B) Graminoid type C) Caryophyllaceous type D) Rubiaceous type
A) Anisocytic B) Diacytic C) Anomocytic D) Paracytic
A) Four B) Six C) Five D) Two
A) Tilia B) Ebenaceae C) Rubiaceae D) Cucurbitaceae
A) Hypocytic B) Pericytic C) Desmocytic D) Polocytic
A) A sausage B) A horseshoe C) A star D) A lens
A) Gramineous B) Paracytic C) Actinocytic D) Anisocytic
A) A horseshoe B) A circle C) A parallel line D) A cross
A) Hypocytic B) Diacytic C) Hexacytic D) Actinocytic
A) A chamber-like structure B) A protective outer shell C) A tube-like vein system D) A flat surface area
A) Pollen grains B) Water droplets C) Trichomes or wax accumulations D) Bacteria colonies
A) Only in tropical plants B) No C) Only in desert plants D) Yes
A) Oak tree B) Nerium oleander C) Moss D) Sunflower
A) Algae B) Conifers C) Roses D) Ferns
A) Coastal beach B) Salt marsh C) Arid desert D) Cloud forest
A) Cactus B) Hakea C) Tulip D) Grass
A) Zeaxanthin B) Xylem C) Stomata D) Chlorophyll
A) Potassium B) Coronatine C) Sucrose D) Abscisic acid
A) Coronatine B) Abscisic acid C) Zeaxanthin D) Chlorophyll
A) Chlorophyll B) Abscisic acid C) Zeaxanthin D) Sucrose
A) Photoperiodic closure B) Hydropassive closure C) Osmotic closure D) Hydroactive closure
A) Soybeans B) Wheat C) Arabidopsis D) Corn
A) 50% B) 75% C) 85% D) 96%
A) Arabidopsis thaliana B) Zea mays C) Triticum aestivum D) Oryza sativa
A) The response is purely environmental B) The response is controlled by soil temperature C) The response is entirely random D) The response is largely controlled by genetics
A) 1–5% B) 50–60% C) 20–40% D) 5–20%
A) 30–50% B) 5–10% C) 50–70% D) 10–25%
A) 30–50% B) 10–25% C) 5–10% D) 50–70%
A) Increased water irrigation B) Artificial gene editing C) A feedback mechanism D) Chemical fertilizer application |
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