Description : Where is the lenticel located ?
Last Answer : Located on the lenticel stem.
Description : Main function of lenticel is (a) transpiration (b) guttation (c) gaseous exchange (d) bleeding
Last Answer : (c) gaseous exchange
Description : Mark the INCORRECT statement about agar, a gelling agent in plant tissue culture medium a. Not digested by plant enzymes b. It does not use in micro-propagation work c. It does not react with media constituents d. Remain stable at incubation temperature
Last Answer : b. It does not use in micro-propagation work
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 : Water potential in leaf tissue is “positive” (near zero) during: (a) Low transpiration (b) Excessive absorption (c) Excessive transpiration (d) Gestation
Last Answer : Ans. ((d))
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
Last Answer : Ans. ((b))
Description : The hormone reducing transpiration rate by inducing stomatal closure is: (a) ABA (b) Ethylene (c) Cytokipin (d) Auxin
Last Answer : Ans. ((a))
Description : Pmcess of water exudation through hydathodes is known as: (a) Guttation (b) Transpiration (c) Evaporation (d) Bleeding
Description : Direct solar radiation is measured with — instrument.(Agriculture MCQ) a. Pyranometer b. Pyrheliometer c. Photometer d. Altimeter
Last Answer : b. Pyrheliometer
Description : Select the correct statement: (1) C4 pathway for. CO2 fixation were discovered by Hatch and Slack (2) CO2 is essential for photosynthesis (3) Addition of sodium carbonate in water retards photosynthetic rate in vallisneria (4) Phloem is the principal pathway for translocation of solutes
Description : Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above
Last Answer : Ans. (c)
Description : What are all properties of the stars that can measured from their spectra and light curves?
Last Answer : Need answer
Description : Blue-green alga that causes red blooms is: (a) Anabaena (b) Gleacapsa (c) Trichodesmium (d) Nostoc
Description : Which Hormone Helps Plant Wound Healing ?
Last Answer : Gibberellin hormone helps to heal plant wounds.
Description : Which of the following structures is involved in gaseous exchange in woody stem of a plant? (a) Stomata (b) Lenticel (c) Hydathode (d) Epidermis
Last Answer : (b) Lenticel
Description : The hypogeal germination is found in: (a) Bean (b) Maize (c) Rhizophora (d) Cucurbita Ans. (b) Directions: In the following questions more than one answer given may be correct select the correct ... (1) Piper-Climbing root (2) Ficus-Climbing root (3) Buttress root-Bombax (4) Vitis-Nodulated root
Description : Find false statement about effect of sulphur in fuel? (A) It has heating value (B) It helps in electrostatic precipitation of ash in flue gases (C) It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low (D) It erodes furnace walls
Last Answer : (D) It erodes furnace walls
Description : The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. ... medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration
Last Answer : Increases humidity around the cutting and reduces transpiration
Description : With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae
Description : Select the one, which is pitcher plant: (a) Drosera (b) Utricularia (c) Sarracenia (d) Aldrovanda
Description : Endoplasmic reticulum remain in continuation with: (a) nucleus (b) Ribosomes (c) Mitochondria (d) Golgi bodies
Description : The genes, which remain confined to differential region of ‘Y’ chromosome, are: (a) Autosomal genes (b) Holandric genes (c) Sex linked genes (d) Mutant genes
Description : Which fruit helps in ripening ?
Last Answer : Ethylene and Calcium Carbide.
Description : Soil salinity is measured by: (a) Potometer (b) Porometer (c) Conductivity meter (d) Calorimeter
Description : Noise Pollution is measured in a) Hertz b) Fathoms c) Manometers d) Decibels.
Last Answer : d) Decibels.
Description : Write about emergency exit route and assembly point.
Last Answer : Emergency exit: An emergency exit is an exit other than regular exit in a workplace which is used for prompt evacuation of employees from the workplace during emergencies such as fire, explosion etc ... . It should have unobstructed pathway to them and should be located away from power lines.
Description : Where is Lenticel Found in Plants ?
Last Answer : : Lenticell is found in the bark of stems in plants.
Description : Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells
Description : Transpiration increases in – (1) Hot, thy and windy condition (2) Hot, damp and windy condition (3) Cool, damp and windy condition (4) Cool, dry and still condition
Last Answer : (1) Hot, thy and windy condition
Description : Transpiration increases in : (1) Hot, dry and windy condition (2) Hot, damp and windy condition (3) Cool, damp and windy condition (4) Cool, dry and still condition
Last Answer : Hot, dry and windy condition
Description : Which of the following statement is correct? (1) The causal organism for foolish seedling disease is the source of gibberellin (2) Abscisic acid is a growth promoter (3) The ratio of auxin : cytokinin control cell differentiation (4) Bolting of cabbage can be induced by treatment with IAA
Description : The archesporium of ovule is (a) Single celled terminal (b) Single celled central (c) Single celled hypodermal (d) Single celled lateral Ans. (c) ..................... ... formed after one fertilization (3) Seed is formed before double fertilization (4) Fruit is produced after double fertilization
Description : In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation ... Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate
Last Answer : (C) Remain unchanged
Description : Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus
Description : Impact Analysis helps to decide :- a) How much regression testing should be done. b) Exit Criteria c) How many more test cases need to written. d) Different Tools to perform Regression Testing
Last Answer : a) How much regression testing should be done.
Description : SO2 and NO2 Produce pollution by increasing a) Alkalinity b) Acidity c) Neutrality d) Buffer action.
Last Answer : b) Acidity
Description : Select from the following the statement which is true for bases. (a) Bases are bitter and turn blue litmus red. (b) Bases have a pH less than 7 (c) Bases are sour and change from red litmus to blue. (d) Bases turn pink when a drop of phenolphthalein is added to them.
Last Answer : Answer: (d) Bases turn pink when a drop of phenolphthalein is added to them.
Description : Two light sources of intensities 8 cd and 12 cd are placed on the same side of a photometer screen at a distance of 40 cm from it. Where should a 80 c
Last Answer : Two light sources of intensities 8 cd and 12 cd are placed on the same side of a photometer ... 80 cd source be placed to balance the illuminance ?
Description : Two lamps of illuminating powers 25 cd and 100 cd are placed at the end of a photometer bench 2.0 m long. At what point on the bench will the screen o
Last Answer : Two lamps of illuminating powers 25 cd and 100 cd are placed at the end of a photometer ... of the photometer be equally illuminated on both sides.
Description : Which one of the following instruments is used to study dispersion of light? (1) Microscope (2) Telescope (3) Spectrometer (4) Photometer
Last Answer : (3) Spectrometer Explanation: Dispersion occurs when different frequencies of light have different phase velocities, due either to material properties (material dispersion) or to the geometry ... portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials.
Description : A type of photometer used to measure reflection.
Last Answer : reflectometer
Description : Robert Brown is well known for his discovery of (A) Chloroplast (B) Photometer (C) Nucleus (D) Nucleolus
Last Answer : (C) Nucleus
Description : Infrared radiations are detected by (1) Pyrometer (2) Nanometer (3) Photometer(4) Spectrometer
Last Answer : Photometer
Description : Which one of the following instruments is used to study dispersion of light ? (1) Microscope (2) Telescope (3) Spectrometer (4) Photometer
Last Answer : Spectrometer
Description : Is there a nutritional difference between the different colored bell peppers?
Last Answer : The bell pepper has many color and it can be green, red, yellow, orange and, more rarely, white, purple and brown depending on when they are harvested. Variety + Time of maturity= color Bell Boy ( ... at the red-ripe stage; but "green chiles," the immature fruits, are also required for some recipes.
Description : Select the correct route for the passage of sperms in male frogs. (a) Testes → Vasa efferentia → Kidney → Seminal vesicle → Urinogenital duct → Cloaca (b) Testes → Vasa efferentia → Bidder's canal ... → Cloaca (d) Testes → Bidder's canal → Kidney → Vasa efferentia → Urinogenital duct → Cloaca
Last Answer : (c) Testes → Vasa efferentia → Kidney → Bidder’s canal → Urinogenital duct → Cloaca
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 : Are the old Bantam Spectra editions of the A Song of Ice and Fire books out of print?
Last Answer : answer:This happens often with long series, especially if there is a long gap between releases. The publisher wants the new releases to appear fresh , and they don't particularly care if the later jackets ... If you're not in NA, they might have a different look, depending on which country it is.
Description : How can I change the code or enter a new code on the alarm systems mentioned in the address?
Last Answer : For Paradox Spectra control panels, the code must be changed, added or deleted as follows: [img alt_text = 'Paradox Spectra code change' description = ''] https:///wp-content/uploads/2017/06 /paradox-sp-kod.png[/img]
Description : How are atomic emission spectra used to identify elements?
Last Answer : Atomic emission spectra are chracteristic for each element.