NCERT Solutions: Class 11 Jeev Vigyan Chapter 5

Morphology of Flowering Plants (Phool Dene Waale Paudhon Ki Akriti Vigyan)

Yeh chapter Class 11 Biology ka ek important foundation chapter hai. Isme hum flowering plants (angiosperms) ki bahaar structure aur unke alag-alag parts ka detailed study karte hain. Yeh understanding aage plant physiology aur classification samajhne mein helpful hoti hai.

• Main Topics: Root system, shoot system, leaf, flower, fruit, seed.
• Focus: Different modifications of roots, stems, leaves.
• Goal: To identify plants based on their morphological characters.

Links for Chapter-wise Download NCERT Solution for Class 11 जीव विज्ञान in hindi Language

Here we have provided NCERT Solution for Class 11 जीव विज्ञान in hindi Language, Just select the chapters below to get solution of the same:

जीव जगत का वर्गीकरण

वनस्पति जगत

प्राणि जगत

पुष्पी पादपों की आकारिकी

पुष्पी पादपों का शारीर

प्राणियों में संरचनात्मक संगठन

कोशिका जीवन की इकाई

जैव अणु

कोशिका चक्र और कोशिका विभाजन

पौधों में परिवहन

खनिज पोषण

उच्च पादपों में प्रकाशसंश्लेषण

पादप में स्वशन

पादप वृद्धि एवं परिवर्धन

पाचन एवं अवशोषण

श्वसन और गैसों का विनिमय

शरीर द्रव तथा परिसंचरण

उत्सर्जी उत्पाद एवं उनका निष्कासन

गमन एवं संचलन

तंत्रिकीय नियंत्रण एवं समन्वय

रासायनिक समन्वय तथा एकीकरण

Class 11 Biology Chapter 5: Detailed NCERT Solutions

Yeh solutions aapko chapter ke important concepts, definitions, aur likely question patterns ko samajhne mein madad karenge. Sab kuch Hinglish mein simple language mein explain kiya gaya hai.

The Root System (Jad Pranali)

Root plant ka woh part hai jo soil mein grow karta hai. Iska main kaam hai plant ko anchor karna, paani aur minerals absorb karna. Roots ke do main types hote hain:

• Tap Root: Seed se directly develop hone waali main root. Example: Mustard, Gram.
• Fibrous Root: Main root nahi hoti, thin fibrous roots ka bundle hota hai. Example: Wheat, Rice.
• Adventitious Root: Jisse plant ke kisi aur part (stem, leaves) se grow karti hai. Example: Grass, Banyan tree.

Roots modified ho kar alag-alag functions perform karti hain jaise storage (carrot, radish), support (prop roots of banyan), respiration (pneumatophores in mangroves).

The Shoot System (Tana Pranali)

Shoot system mein stem, leaves, flowers, fruits aate hain. Stem nodes aur internodes se bana hota hai. Node par leaf lagti hai. Stem bhi modified ho sakta hai:

• Underground Modifications: Food store karne ke liye - Rhizome (ginger), Tuber (potato), Bulb (onion), Corm (colocasia).
• Aerial Modifications: Tendrils for climbing (grapevine), Thorns for protection (citrus).

The Leaf (Patte)

Leaf ka main function photosynthesis aur transpiration hai. Leaf parts hain - leaf base, petiole, lamina. Venation patterns: Reticulate (dicots) aur Parallel (monocots). Leaves bhi modified ho jaati hain, jaise spines for defence (cactus), tendrils for climbing (pea).

The Inflorescence (Phoolon Ka Samuh)

Flowers ka arrangement inflorescence kehlata hai. Two main types: Racemose (indefinite growth, flowers from base to apex) aur Cymose (definite growth, flowers from apex to base).

The Flower (Phool)

Flower plant ka reproductive part hai. Iske chaar main whorls hote hain: Calyx (sepals), Corolla (petals), Androecium (male part - stamens), Gynoecium (female part - carpels). Aapko parts ki position, aestivation, placentation jaise terms samajhni chahiye.

The Fruit and The Seed (Phal aur Beej)

Fertilization ke baad ovary develop ho kar fruit ban jaati hai. Seed mature ovule se banta hai. Fruit aur seed ke structure aur types ko examples ke saath yaad karna important hai.

Chapter ke Important Diagrams

Is chapter ke liye diagrams bahut important hain. Aapko inko practice karna chahiye: Different root modifications, stem modifications, leaf types, parts of a flower, types of inflorescence, seed structure.

NCERT Textbook Exercises ke Solutions

Textbook ke end mein diye gaye questions ke answers practice karein. Inme se theoretical questions, diagrams based questions, aur differentiation between terms jaise questions aate hain. Saare answers plant morphology ke basic rules aur definitions par based hote hain.