Description : Pmcess of water exudation through hydathodes is known as: (a) Guttation (b) Transpiration (c) Evaporation (d) Bleeding
Last Answer : Ans. ((a))
Description : The most widely accepted theory for ascent of sap in trees is (a) capillarity (b) role of atmospheric pressure (c) pulsating action of living cell (d) transpiration pull and cohesion theory of Dixon and Jolly.
Last Answer : (d) transpiration pull and cohesion theory of Dixon and Jolly.
Description : Maximum loss of water from the plants occurs due to a. Transpiration b. Evaporation c. Guttation d. Respiration
Last Answer : a. Transpiration
Description : What is the difference between transpiration and guttation? -Biology
Last Answer : Transpiration and guttation are the two important process of removal of excess water from the plants. However, the two processes are different from each other. Transpiration is the removal of water ... loss of water from the plants. These were a few difference between transpiration and guttation.
Description : Differentiate between Guttation and Transpiration. -Biology
Last Answer : answer:
Description : The shade of a tree is cooler than the shade of a roof due to: (a) Respiration (b) Photosynthesis (c) Transpiration (d) Guttation
Last Answer : Ans. ((c))
Description : What is difference between the processes of transpiration and guttation?
Last Answer : During transpiration water is removed in the form of water vapours and during guttation water is removed in the form of water droplets.
Description : Main function of lenticel is (a) transpiration (b) guttation (c) gaseous exchange (d) bleeding
Last Answer : (c) gaseous exchange
Description : Guard cells help in (a) transpiration (b) guttation (c) fighting against infection (d) protection against grazing.
Last Answer : (a) transpiration
Description : Guttation is the result of (a) diffusion (b) transpiration (c) osmosis (d) root pressure.
Last Answer : (d) root pressure.
Description : Guttation is mainly due to (a) root pressure (b) osmosis (c) transpiration (d) imbibition.
Last Answer : (a) root pressure
Description : Wilting of plants occurs due to excessive : (1) Respiration (2) Guttation (3) Absorption (4) Transpiration
Last Answer : Transpiration
Description : The term water potential was proposed by: (a) Godlewski (b) Slatyer and Taylor (c) Dixon and Jolly (d) J. C. Bose
Last Answer : Ans. ((b))
Description : $ The Heterotroph theory of origin of life was proposed by Haldane. ! That part of earth which is without any traces of life is called Abiotic earth.
Last Answer : $ The Heterotroph theory of origin of life was proposed by Haldane. ! That part of earth which is without ... is wrong D. If both As and R are wrong.
Description : The loss of water (contains salts and minerals) through hydathodes in liquid form during night and regulated by root pressure
Last Answer : Ans. Guttation
Description : $ Chlamydomonas has many pyrenoids. ! Pyrenoids help in the storage of oil droplets.
Last Answer : $ Chlamydomonas has many pyrenoids. ! Pyrenoids help in the storage of oil droplets. A. If both As and R ... is wrong D. If both As and R are wrong.
Description : $ those subtances which reduce the rate of transpiration are called transpirants. ! Imbibition causes Osmotic pressure.
Last Answer : $ those subtances which reduce the rate of transpiration are called transpirants. ! Imbibition causes Osmotic ... D. If both As and R are wrong.
Description : The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of (a) weak gravitational pull (b) transpiration pull (c) lignified thick walls (d) cohesion and adhesion
Last Answer : (d) cohesion and adhesion.
Description : What is transpiration pull in plants? -Biology
Description : How transpiration pull is generated in tall tropical trees? -Biology
Description : The translocation of organic solutes in sieve tube members is supported by (a) cytoplasmic streaming (b) root pressure and transpiration pull (c) P-proteins (d) mass flow involving a carrier and ATP
Last Answer : (a) cytoplasmic streaming
Description : Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes
Last Answer : (2) Stomata Explanation: Stomata are pores in the surface of the leaf. The pore is surrounded by two guard cells. When these two guard cells take up water, they bend and open up the pore between them.
Last Answer : (2) Stomata Explanation: Stomata are tiny openings or pores in plant tissue that allow for gas exchange. Stomata are typically found in plant leaves but can also be found in some stems.
Last Answer : Stomata
Description : $ Systematics may be defined as that branch of science which deals with the diversity of life. ! Binomial nomenclature was proposed by Linnaeus.
Last Answer : $ Systematics may be defined as that branch of science which deals with the diversity of life. ! Binomial ... wrong D. If both As and R are wrong.
Description : Can you actually see the stones where the Mason Dixon line lies anywhere along the line?
Last Answer : Wikipedia says many are still visible, on public land and protected by cages. The entry includes a photo of a crownstone but it looks pretty old (caption info is unclear).
Description : What is the climax of mason Dixon memory?
Last Answer : Ok
Description : What did the Mason and Dixon line represent?
Last Answer : Need answer
Description : Father of former US Secretary of State, Madeline Albright was also a member of the UN Commission on India and Pakistan and author of the book “Danger in Kashmir”. What was his name? A. Joseph Albright B. Joseph Korbel C. Owen Dixon D. Alistair Lamb
Last Answer : ANSWER: B
Description : IVF (In Vitro Fertilization) Technique was first devised by (1) Patrick Steptoe and Robert Edwards (2) Dr. Henry Dixon (3) Robertson (4) Dr. Martin Cooper
Last Answer : Patrick Steptoe and Robert Edwards
Description : The loss of water by plants in the form of vapor i called: a) evaporation b) transpiration c) evapotranspiration d) vaporization
Last Answer : ANSWER: C -- evapotranspiration
Description : Transpiration differs from evaporation in: (a) Rate of water loss (b) Transpiration is a physiological process while evaporation is physical process (c) Transpiration is physical process while evaporation is physiological process (d) Frequency of water loss
Description : The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation
Description : The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is (a) transpiration (b) root pressure (c) imbibition (d) plasmolysis.
Last Answer : b) root pressure
Description : Maximum loss of water occurs through a. Cuticular transpiration b. Lenticular transpiration c. stomatal transpiration d. None of these
Last Answer : c. stomatal transpiration
Description : Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: a) digestion b) respiration c) adsorption d) transpiration
Last Answer : ANSWER: D -- TRANSPIRATION
Description : What is the main cause of guttation in plants? -Biology
Description : How does guttation occur? -Biology
Description : How to stop guttation. -Biology
Description : The process guttation is a result of
Last Answer : Root pressure
Description : Guttation occurs through specialised pores known as..
Last Answer : Hydathodes
Description : Guttation is not favoured under (a) Low humidity (b) High humidity (c) Low root pressure (d) High humidity and low root pressure
Last Answer : (c) Low root pressure
Description : What is guttation?
Last Answer : Ans: it is loss of water in the form liquid through hydathodes.
Description : $ Viruses are not an exception to all theory ! During mitosis the number of chromosomes is reduced to a half.
Last Answer : $ Viruses are not an exception to all theory ! During mitosis the number of chromosomes is reduced to a half ... wrong D. If both As and R are wrong.
Description : $ Hormones are the secretions to all theory. ! During mitosis the number of chromosomes is reduced to a half.
Last Answer : $ Hormones are the secretions to all theory. ! During mitosis the number of chromosomes is reduced to a half ... wrong D. If both As and R are wrong.
Description : $ Schleiden and Schwann formulated the theory of inheritance of characters. ! The non living matter also follows the laws of inheritances.
Last Answer : $ Schleiden and Schwann formulated the theory of inheritance of characters. ! The non living matter also follows ... D. If both As and R are wrong.