Description : Solution whose strength or concentration is accurately known is termed as
Last Answer : Ans. Standard solution
Description : A protective plantation in a certain area, against strong winds. It is usually comprised of a few rows of trees (or shrubs)
Last Answer : Ans. Wind breaks
Description : Osmosis is the flow of solution from higher concentration to a solution of lower concentration through whw $$Etlcakenancable membrane. What is incorrect in this state- ment?
Last Answer : The flow of solution is not possible through semi permeable membrane
Description : Pick up the incorrect statement from the following: (A) The pH value of water indicates the logarithm of reciprocal of hydrogen ion concentration in water (B) Higher value of pH ... value of pH means higher hydrogen ion contraction (D) Lower value of pH gives alkaline solution
Last Answer : (D) Lower value of pH gives alkaline solution
Description : Relative to a solution with a pH of 4, a solution of pH = 6 is: w) higher in H+ concentration x) lower in OHy) less basic z) less acidic
Last Answer : ANSWER: Z -- LESS ACIDIC
Description : The salt concentration in pickle is maintained at
Last Answer : Ans. 8-10%
Description : The concentration of salt sufficient to preserve most of the food products
Last Answer : Ans. 15-25%
Description : The concentration of sugar required for preservation of fruits and jam
Last Answer : Ans. 66%
Description : Concentration of a nutrient in plant tissue where growth of the plant is slowed down
Last Answer : Ans. Critical concentration
Description : Absorbed of water against a concentration gradient by using energy released from respiration is called as
Last Answer : Ans. Active absorption
Description : Maximum concentration of urea for foliar spray
Last Answer : Ans. 6%
Description : The negative logarithm of H+ ion concentration
Last Answer : Ans. Soil pH
Description : The concentration of soil water in soil
Last Answer : Ans. 50%
Description : Instrument used for measuring concentration of ozone in air
Last Answer : Ans. Ozonometer
Description : Percentage concentration of CO2 in air and soil is
Last Answer : Ans. 0.030%and 0.25%
Description : An extracellular fluid having a higher concentration of chloride than serum is (A) Bile (B) Sweat (C) CSF (D) Pancreatic juice
Last Answer : Answer : C
Description : In Strip Plot Design, which one is to be tested with higher precision
Last Answer : Ans. Interaction
Description : Pigment which are responsible for photosynthesis in higher plants
Last Answer : Ans. Chlorophyll a and b
Description : Gene responsible for higher amount of lysine in maize
Last Answer : Ans. Opaque-2
Description : Infiltration rate is relatively higher in
Last Answer : Ans. Sandy soil
Description : An aggregation of minute drops of water suspended in the air at higher altitude termed as
Last Answer : Ans. Clouds
Description : In a solution having a pH of 7.4, the hydrogen ion concentration is (A) 7.4 nmol/L (B) 40 nmol/L (C) 56 nmol/L (D) 80 nmol/L
Last Answer : Answer : B
Description : The solution made by dissolving Salt (NaOH) in water is called as
Last Answer : Ans. Brine solution
Description : Nutrients absorbed by plants from soil solution are carried upward through the
Last Answer : Ans. Xylem
Description : Shrinkage of protoplasm due to outward flow of water (exosmosis) in a concentrate solution.
Last Answer : Ans. Plasmolysis
Description : Solution of fertilizer specially applied at initial growth of plants in pulses and vegetable crops
Last Answer : Ans. Starter solution
Description : Which ion increases in concentration when a strong is base added to water?
Last Answer : Hydroxide ion (OH-)
Description : State having highest forest area in India
Last Answer : Ans. M.P.
Description : Farming in an areas having average annual rainfall of £ 50 cm.
Last Answer : Ans. Dry farming
Description : The farming having 50% income by single enterprise
Last Answer : Ans. Specialized farming
Description : Crop production and dairy enterprise having
Last Answer : Ans. Supplementary relationship
Description : Rose species having large flowers in clusters
Last Answer : Ans. Floribundas
Description : An art of growing and training of a plant to a miniature form having a natural look of old age.
Last Answer : Ans. Bonsai
Description : Leading Mango producing state having maximum area under mango
Last Answer : Ans. Uttar pradesh
Description : Certified seed tag having
Last Answer : Ans. Azure blue colour
Description : Characters which are governed/controlled by several genes each having small individual effect.
Last Answer : Ans. Polygenic Traits
Description : Those fertilizers having all the three major nutrients viz., N, P and K.
Last Answer : Ans. Complete fertilizers
Description : The green manure crop having both stem and root nodulation
Last Answer : Ans. Sesbania rostrata
Description : The soil having more than 30% organic matter is placed in
Last Answer : Ans. Histosol
Description : The soil having PD 2.50 g/cc and BD 1.25 g/cc will have _____ % porosity.
Last Answer : Ans. 50
Description : The weathering mineral, having most stable soil structure
Last Answer : Ans. Kaolinite
Description : Which one of the following statements is not correct? Vulcanisation of rubber makes it - (1) soft and flexible (2) strong and hard (3) chemical resistant (4) withstand higher temperatures
Last Answer : (1) soft and flexible Explanation: In order to give more strength and more elasticity, natural rubber is heated with sulphur or sulphur compounds at 150°C temperature. Vulcanized rubber has good ... of vulcanized rubber is enhanced up to 100°C. It has good resistance to organic solvents.
Description : Which one of the following statements is not correct? Vulcanisation of rubber makes it (1) soft and flexible (2) strong and hard (3) chemical resistant (4) withstand higher temperatures
Last Answer : soft and flexible
Description : One gram of `Na_(3)AsO_(4)` is boiled with excess of solid `KI` in presence of strong `HCl`. The iodine evolved is absorbed in `KI` solution and titra
Last Answer : One gram of `Na_(3)AsO_(4)` is boiled with excess of solid `KI` in presence of strong `HCl`. The iodine evolved ... B. 38.4 mL C. 24.7 mL D. 30.3 mL
Description : The evolution of heat of solution takes place in ammonia absorption plant when (a) ammonia vapour goes into solution (b) ammonia vapour is driven out of solution (c) lithium bromide mixes with ammonia (d) weak solution mixes with strong solution
Last Answer : Ans: a
Description : Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system (a) strong solution to weak solution (b) weak solution to strong solution (c) strong solution to ammonia vapour (d) ammonia vapour to strong solution.
Last Answer : Ans: b
Description : When a strong beam of light is passed through a colloidal solution, the light will – (1) be scattered (2) pass unchanged (3) be absorbed (4) be reflected
Last Answer : (1) be scattered Explanation: When a strong beam of light is passed through a colloidal solution, the light will be scattered.
Description : When the electrolyte level of a lead-acid storage battery has decreased due to normal evaporation, the level should be reestablished by adding _____________. A. distilled water only B. sulfuric acid ... of sulfuric acid and distilled water D. a strong solution of sulfuric acid and distilled water
Last Answer : Answer: A
Description : How do you account for the strong reducing power of lithium in aqueous solution?
Last Answer : Ans.Electrode potential is a measure of the tendency of an element to lose electrons in the aq.solution .It depends upon following factors : (i)Sublimation enthalpy. (II)Ionisation enthalpy (iii) ... hydration.Thus Li has the most negative E0 Value and hence lithium is the strongest reducing agent.
Description : . Boiling point elevation for a strong and concentrated solution is found by Duhring's rule, which states that at the same pressure, the boiling point of a solution is a linear function of the __________ of pure water. (A) Boiling point (B) Dynamic viscosity (C) Kinematic viscosity (D) Density
Last Answer : (A) Boiling point