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๐Ÿ”ฐ Role of nutrients and their deficiency Symptoms ๐Ÿ”ฐ


โ–ช๏ธImpart green colour to plant encourages vegetative growth

โ–ช๏ธ Nitrogen is essential constituent of protein

โ–ช๏ธ Constituent of Protoplasm of chlorophyll and coenzyme.

โ–ช๏ธ Play important role in
synthesis of auxin


โ–ช๏ธ Lower leaves become yellow and dries.

โ–ช๏ธV shaped chlorosis on older leaves or yellowing at tip.


โ–ช๏ธStarvation disease due to nitrogen deficiency.

โ–ช๏ธButtoning in cauliflower.


โ–ช๏ธIncrease the disease resistance.

โ–ช๏ธ Enhance new cell formation and necessary for root development.

โ–ช๏ธRequired for grain formation and maturity of grains.

โ–ช๏ธPhosphorus is essential constituent for nucleic acid and phytin.

โ–ช๏ธMost essential functions are energy storage and transfer energy act as "energy currency".


โ–ช๏ธDue to deficiency of single element the life cycle of plant can't be completed hence (Agricultureexamslibrary) Phosphorus is called " key of life "

โ–ช๏ธDeficiency imparts dark green colour in leaves.

โ–ช๏ธLater develops red purple colourration.


โ–ช๏ธSickle leaf diseases.


โ–ช๏ธMost essential function of K+ is stomata regulation.

โ–ช๏ธProvides disease resistance in plants.

โ–ช๏ธCofactor for enzymes.

โ–ช๏ธFormation and translocation of Sugars.

โ–ช๏ธHelps in chlorophyll formation.


โ–ช๏ธSpot of dead tissue at tips.

โ–ช๏ธScorching and burning on margins of autumn leaves.


โ–ช๏ธRottle/ dieback disease.


โ–ช๏ธ It is constituent of cell wall

โ–ช๏ธ Calcium is a mobile in plants and deficiency symptoms appear on Meristem tip portion.

# Deficiency

โ–ช๏ธ Terminal bud die


โ–ช๏ธTip hooking.

โ–ช๏ธ Blossom end rot of tomato(BER).

โ–ช๏ธPopping in groundnut.


โ–ช๏ธ Essential constituent of chlorophyll.

โ–ช๏ธ Magnesium is a constituent of chlorophyll.

โ–ช๏ธChlorosis between veins.


โ–ช๏ธSand -drown disease of tobacco.


โ–ช๏ธ Sulphur oxidizing Bacteria is Thiobacillus.

โ–ช๏ธSulphur is essential for oil seed and pulses because it improves oil content and protein content in oil seeds and pulses, respectively.


โ–ช๏ธAkiochi disease of rice due to Excess of hydrogen sulphide.

โ–ช๏ธTea yellow disease of tea.


โ–ช๏ธFe is the component of nitrate reductase.

โ–ช๏ธRequired for nitrogen fixation.

โ–ช๏ธDuring respiration act as O2 carrier.


โ–ช๏ธInterveinal complete chlorosis.

โ–ช๏ธScorching of leaf margin.

โ–ช๏ธYellowing of iron chlorosis in groundnut.


โ–ช๏ธFormation of chlorophyll.

โ–ช๏ธCo-factor of enzyme.

โ–ช๏ธMn toxicity causes crinckle leaf of cotton.


โ–ช๏ธDead spot on leaves.


โ–ช๏ธMarsh spot of pea.

โ–ช๏ธPahala blight of sugarcane.


โ–ช๏ธCompound of plastocyanin.

โ–ชEssential for photosynthesis/ respiration.Agriexams library

โ–ช๏ธDieback and reclamation disease of cereals.


โ–ช Necessary for Pollen germination.

โ–ช๏ธBoron is the only non-metal element among the micronutrient.

โ–ช๏ธIt is necessary for translocation of Sugars and is involved in reproduction and germination of pollen.

#Disease : due to deficiency

โ–ช๏ธBrowning of cauliflower is caused by Boron deficiency.

โ–ช๏ธTop sickness of tobacco.

โ–ช๏ธFruit cracking of tomato.

โ–ช๏ธHard fruit of citrus.

โ–ช๏ธHen and chick disease of grape.


โ–ช๏ธIn plants it is required for biosynthesis of hormones.

โ–ช๏ธZn deficiency causes-

-White bud of maize.
-Khaira disease of rice.
-Little leaf of cotton.
-Mottled leaf of citrus.
-Rosette formation.


โ–ช๏ธIt is component of Vitamin B

โ–ช๏ธIt is essential for formation of type of hemoglobin in N-fixing nodule tissue known as leghaemogloin.

โ–ช๏ธAct as O2 carrier in roots.

โ–ช๏ธAlso known as animal protein factor.


โ–ช๏ธMo: absorbed as molybdate MoO4-2 forms.

โ–ช๏ธMo is important component of enzyme: Nitrate reductage.

โ–ช๏ธN-fixation in pulses.

โ–ช๏ธWhiptail of cauliflower is due to deficiency of Mo.

โ–ช๏ธMo is required for carrot & raphanus for sweetness.
08. The given figure shows transport of two molecules A and B through three different modes of facilitated diffusion.
Anonymous Quiz
(1) I- Uniport, II-Symport, III- Antiport
(2) I-Uniport, II-Antiport, III-symport
(3) I-Antiport, II-Uniport, III-symport
(4) I-Antiport, II-Symport, III-Uniport.
09. The ____is the system of adjacent cell walls that is continuous throughout the plant, except at the casparian strips of the endodermis in the roots.
Anonymous Quiz
(1) Apoplast
(2) Symplast
(3) Protoplasm
(4) Plasmodesmata
๐™‹๐™ก๐™ค๐™ž๐™™๐™ฎ ๐™ก๐™š๐™ซ๐™š๐™ก ๐™„๐™ฃ ๐˜ฟ๐™ž๐™›๐™›๐™š๐™ง๐™š๐™ฃ๐™ฉ ๐™‹๐™–๐™ง๐™ฉ๐™จ ๐™Š๐™› ๐™‹๐™ก๐™–๐™ฃ๐™ฉ

๐•Š๐•ก๐• ๐•ฃ๐• ๐•ก๐•™๐•ช๐•ฅ๐•–

๐š‰๐šข๐š๐š˜๐š๐šŽ - 2๐š—
๐™ด๐š–๐š‹๐š›๐šข๐š˜ - 2๐š—
๐š๐šŠ๐š๐š’๐šŒ๐š•๐šŽ - 2๐š—
๐™ฟ๐š•๐šž๐š–๐šž๐š•๐šŽ - 2๐š—
๐™ฒ๐š˜๐š๐šข๐š•๐šŽ๐š๐š˜๐š— - 2๐š—
๐™ฝ๐šž๐šŒ๐šŽ๐š•๐š•๐šž๐šœ - 2๐š—
๐™ธ๐š—๐š๐šŽ๐š๐šž๐š–๐šŽ๐š—๐š - 2๐š—
๐™ผ๐š’๐šŒ๐š›๐š˜๐š™๐šœ๐š™๐š˜๐š›๐šŽ ๐™ผ๐š˜๐š๐š‘๐šŽ๐š› ๐šŒ๐šŽ๐š•๐š• - 2๐š—
๐™ผ๐šŽ๐š๐šŠ๐šœ๐š™๐š˜๐š›๐šŽ ๐™ผ๐š˜๐š๐š‘๐šŽ๐š› ๐™ฒ๐šŽ๐š•๐š• - 2๐š—
๐™พ๐šŸ๐šŠ๐š›๐šข ๐š†๐šŠ๐š•๐š• , ๐™ต๐š›๐šž๐š’๐š ๐š†๐šŠ๐š•๐š•- 2๐š—
๐™ฒ๐šŠ๐š›๐š™๐šŽ๐š• - 2๐š—
๐š‚๐šŽ๐š™๐šŠ๐š• , ๐™ฟ๐šŽ๐š๐šŠ๐š• - 2๐š—
๐š‚๐š๐šŠ๐š–๐šŽ๐š— - 2๐š—
๐™ป๐šŽ๐šŠ๐š, ๐š๐š˜๐š˜๐š, ๐š‚๐š๐šŽ๐š– - 2๐š—

๐”พ๐•’๐•ž๐•–๐•ฅ๐• ๐•ก๐•™๐•ช๐•ฅ๐•–

๐™ผ๐š’๐šŒ๐š›๐š˜๐šœ๐š™๐š˜๐š›๐šŽ - ๐š—
๐šƒ๐šž๐š‹๐šŽ ๐šŒ๐šŽ๐š•๐š• , ๐™ถ๐šŽ๐š—๐šŽ๐š›๐šŠ๐š๐š’๐šŸ๐šŽ ๐™ฒ๐šŽ๐š•๐š• - ๐š—
๐™ผ๐šŠ๐š•๐šŽ / ๐™ต๐šŽ๐š–๐šŠ๐š•๐šŽ ๐™ถ๐šŠ๐š–๐šŽ๐š๐šŽ - ๐š—
๐™ผ๐šŽ๐š๐šŠ๐šœ๐š™๐š˜๐š›๐šŽ - ๐š—
๐™ด๐š–๐š‹๐š›๐šข๐š˜๐šœ๐šŠ๐šŒ - ๐š—
๐š‚๐šข๐š—๐šŽ๐š›๐š๐š’๐š - ๐š—
๐™ฐ๐š—๐š๐š’๐š™๐š˜๐š๐šŠ๐š• - ๐š—
๐™ด๐š๐š ๐™ฒ๐šŽ๐š•๐š• - ๐š—
2 ๐™ฟ๐š˜๐š•๐šŠ๐š› ๐™ฝ๐šž๐šŒ๐š•๐šŽ๐š’ - ๐š— & ๐š—
๐Ÿ’ฅ Phylum Porifera

๐Ÿ‘‰Mnemonic: Sponges-
Pores All Your Sides.
Pore โ€“ Porifera
All โ€“ Spongilla
Your โ€“ Euspongia,
Sides โ€“ Sycon.
Examples: Spongilla, Euspongia, Sycon


๐Ÿ’ขExamples: Physalia, Obelia, Meandrina, Adamsia, Aurelia, Gorgonia, Pennatula, Hydra.

๐Ÿ‘‰ Mnemonic: Physics Objective exams MeinAdam Aur George Ne Pen Hide kiya.

Physics โ€“ Physalia
Objective โ€“ Obelia
Mein โ€“ Meandrina
Adam โ€“ Adamsia
Aur โ€“ Aurelia
George โ€“ Gorgonia
Ne โ€“ Cnidaria
Pen โ€“ Pennatula
Hide โ€“ Hydra.


๐Ÿ’ขExamples: Taenia, Planaria, Fasciola.

๐Ÿ‘‰Mnemonic: Teeno ki Planning Fail hui.

Teeno โ€“ Taenia
Planning โ€“ Planaria
Fail โ€“ Fasciola
09. The ____is the system of adjacent cell walls that is continuous throughout the plant, except at the casparian strips of the endodermis in the roots.
Anonymous Quiz
(1) Apoplast
(2) Symplast
(3) Protoplasm
(4) Plasmodesmata
10. Refer the given table and select the option that correctly fills the blanks in it.
Anonymous Quiz
(1) A-No , B-Yes, C-No, D-No
(2) A-Yes , B-Yes, C-No, D-No
(3) A-Yes , B-No, C-No, D-No
(4) A-No, B-Yes, C-Yes, D-Yes.
14. The cell A has an osmotic potential of -20 bars and a pressure potential of + 6 bars. What will be its water potential?
Anonymous Quiz
(1) -14 bars
(2) +14 bars
(3) -20 bars
(4) -26 bars.
Formulas Notes Of Mole Concepts

Important !!
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