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At Metaphase stage in cell cycle, chromosomes are attached to the spindle fibres by......
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Unit membrane model was proposed by.....
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Nucleolus is the site for synthesis of:
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UPGIC MAINS EXAM 2026 HINDI NIBANDHS
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Which organelle is known as the βpowerhouse of the cellβ?
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Which structure is absent in a typical prokaryotic cell?
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Which organelle is mainly responsible for intracellular digestion?
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π¬ Botanical Name
Brassica juncea
(Family: Brassicaceae / Cruciferae)
πΏ General Description
Plant ek annual herb hota hai
Height: 60β150 cm
Stem: Erect, green, branched
Leaves:
Lower leaves: Large, lobed
Upper leaves: Smaller, sessile
πΈ Flower Characters
Colour: Bright yellow
Type: Complete, bisexual
Inflorescence: Raceme
Symmetry: Actinomorphic
Calyx: 4 sepals
Corolla: 4 petals (cross-shaped β isliye family ka naam Cruciferae)
Androecium: 6 stamens (Tetradynamous β 4 long + 2 short)
Gynoecium: Bicarpellary, syncarpous
Ovary: Superior
π Pollination: Entomophilous (insects ke through)
π± Fruit & Seed
Fruit: Siliqua
Seeds: Small, round, brown/black
Economic part: Seeds
πΎ Cultivation Conditions
π€οΈ Climate
Cool season crop
Ideal temperature: 10β25Β°C
Frost se damage hota hai flowering stage par
π± Soil
Well-drained loamy soil
pH: 6.0β7.5
π§ Water
Moderate irrigation
Waterlogging harmful
βοΈ Light
Full sunlight required
π Season
Rabi crop
Sowing: OctβNov
Harvesting: FebβMarch
𧴠Uses of Mustard (Sarson)
π‘ 1. Edible Uses
Mustard oil (cooking)
Leaves used as sarson ka saag
Seeds as spice
π‘ 2. Medicinal Uses
Oil improves blood circulation
Used in muscle pain & massage
Seeds help in digestion
π‘ 3. Agricultural Uses
Oil cake as organic manure
Bee attraction β pollination improvement
π‘ 4. Industrial Uses
Oil in soap, cosmetics, biofuel
7 months ago | [YT] | 4
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