Plant Physiology One Liner
Plant Physiology
Quest.The science concerned with processes, functions, plant responses to external stimulus and growth and development of plant.
Ans.Plant Physiology
Quest.Father of plant physiology
Ans.Stephan Hales
Quest.The cause of most of the gaseous interchange in soil
Ans.Diffusion
Quest.In diffusion, particle/molecules moves from region of
Ans.Higher to lower concentration
Quest.The concept ‘Osmosis’ is given by
Ans.Abbe Nollel (Plant Physiology One Liner)
Quest.Plasma membrane is a type of
Ans.Semi-permeable membrane
Quest.The diffusion of solvent particles into a living cell
Ans.Endosmosis
Quest.Strong solution having higher concentration
Ans.Hypertonic solution
Quest.Imbibition is coined by
Ans.Such
Quest.The component of water potential which determine by the attraction between water and hydrating colloids.
Ans.Matric potential (Plant Physiology One Liner)
Quest.Shrinkage of protoplasm due to outward flow of water (exosmosis) in a concentrate solution.
Ans.Plasmolysis
Quest.The Casparian strip is present in
Ans.Endosmosis
Quest.The hydrostatic pressure generated within the cell against cell wall as a result of entry of water into it, due to osmosis.
Ans.Turgor pressure
Quest.During Osmosis, movement of water takes place from
Ans.Lower to higher concentration of solution
Quest.Water is absorption by plants mainly through
Ans.Root hairs (Plant Physiology One Liner)
Quest.First step in absorption of water is
Ans.Imbibition
Quest.Absorbed of water against a concentration gradient by using energy released from respiration is called as
Ans.Active absorption
Quest.Transpiration associated ion uptake is
Ans.Passive uptake process
Quest.Nutrients absorbed by plants from soil solution are carried upward through the
Ans.Xylem
Quest.Downward movement of food synthesized in leaves takes place through
Ans.Phloem (Plant Physiology One Liner)
Quest.The movement of nutrient ions and salts along with moving water
Ans.Mass flow
Quest.Mass flow or pressure flow theory was given by
Ans.Godlewski (1884)
Quest.Pulsation theory was given by
Ans.J.C. Bose (1923)
Quest.The hydrostatic pressure developed due to the accumulation of water absorb by the root is called root pressure.
Ans.Root pressure
Quest.Root pressure is measured by
Ans.Manometer (Plant Physiology One Liner)
Quest.Upward translocation of fluid in xylem takes place due to
Ans.Pull of transpiration stream
Quest.The most accepted theory of water absorption
Ans.Transpiration pull theory
Quest.Plant cell walls are
Ans.Permeable in nature
Quest.Minerals are translocated in plants as
Ans.Both organic and inorganic compounds
Quest.The plant meet their carbon requirement by absorbing
Ans.CO2 for atmosphere (Plant Physiology One Liner)
Quest.The process by which plants convert light energy of photon (captured from sunrays) into chemical energy
Ans.Photosynthesis
Quest.The oxidation reduction process is
Ans.Photosynthesis
Quest.Photosynthesis active radiation (PAR) occurs at
Ans.400-700 nm
Quest.Plant component responsible for photosynthesis is a pigment called
Ans.Chlorophyll
Quest.Chlorophyll contains
Ans.Mg (Plant Physiology One Liner)
Quest.Pigment which are responsible for photosynthesis in higher plants
Ans.Chlorophyll a and b
Quest.The colour of chlorophyll a
Ans.Blue green
Quest.The colour of chlorophyll b
Ans.Yellow green
Quest.Oxygen required for photosynthesis comes from
Ans.Water
Quest.The product of photosynthesis which is used for growth and development of plants
Ans.Glucose (Plant Physiology One Liner)
Quest.Photosynthesis can be measured by measuring
Ans.O2 given off and CO2 uptake
Quest.Chemicals which retard transpiration rate called
Ans.Anti-transparent
Quest.Which organism/groups do not have photosynthesizing capability?
Ans.Fungi
Quest.The first biological process that begins in a seed soon after in imbibes water
Ans.Respiration
Quest.C4/Light reaction/Hill reaction take place in
Ans.Grana of Chlorophyll (Plant Physiology One Liner)
Quest.C3/Dark reaction/Calvin cycle take place in
Ans.Stroma of Chlorophyll
Quest.Grana and Stroma are found in
Ans.Chloroplast
Quest.C3 cycle is also known as
Ans.Blackman reaction
Quest.Final product of C3 pathway is
Ans.3 PGA
Quest.C3 plants are
Ans.Rice, Wheat, Pea, Soybean etc (Plant Physiology One Liner)
Quest.The most important enzyme involved in photosynthetic CO2
fixation in C3 plants
Ans.Rubisco
Quest.C4 cycle is also known as
Ans.Hatch and slack pathway
Quest.First product of C4 pathway is
Ans.Oxalo acetic acid (OAA)
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