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Chapters
2: Reproduction in Lower and Higher Animals
3: Inheritance and Variation
4: Molecular Basis of Inheritance
5: Origin and Evolution of Life
▶ 6: Plant Water Relation
7: Plant Growth and Mineral Nutrition
8: Respiration and Circulation
9: Control and Co-ordination
10: Human Health and Diseases
11: Enhancement of Food Production
12: Biotechnology
13: Organisms and Populations
14: Ecosystems and Energy Flow
15: Biodiversity, Conservation and Environmental Issues
![SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 6 - Plant Water Relation - Shaalaa.com](/images/biology-english-12-standard-hsc_6:1b94e35560a844c094a1f846c467d1b4.biology "SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 6 - Plant Water Relation")
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Solutions for Chapter 6: Plant Water Relation
Below listed, you can find solutions for Chapter 6 of Maharashtra State Board SCERT Maharashtra for Biology [English] 12 Standard HSC.
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 6 Plant Water Relation MCQ
1 Marks
Water present in the form of hydrated oxides of Silicon, Aluminium is called ______.
Hygroscopic Water
Gravitational Water
Combined Water
Capillary Water
1 Marks
Most plant cells and tissues constitutes _____ % water.
90-95 %
70-80 %
10-25 %
0-20 %
1 Marks
________ type of tissues are present in epiphytic roots.
Meristematic
Parenchyma
Velamen
Epithelial
1 Marks
In the zone of absorption, epidermal cells form unicellular hair-like extensions called ________.
Epiblema cells
Roots
Root hairs
Velamen tissues
1 Marks
Outer layer of root hair is made up of ________.
Cellulose
Lignin
Starch
Pectin
1 Marks
Inner layer of root hair is made up of ______.
Cellulose
Lignin
Starch
Pectin
1 Marks
Cell wall is _______.
Selectively Permeable
Freely Permeable
Non-Permeable
Impermeable
1 Marks
Plasma Membrane is ______.
Selectively Permeable
Freely Permeable
Non Permeable
Impermeable
1 Marks
Root hair is ________ extension of epiblema cells.
Cytoplasmic
Protoplasmic
Nucleoplasmic
Cellulosic
1 Marks
Fine soil particles imbibe or absorb water and hold it. This is called as _______.
Hygroscopic Water
Gravitational Water
Combined Water
Capillary Water
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 6 Plant Water Relation Very Short Answer
1 Marks
Why water acts as a thermal buffer?
1 Marks
Define: Root hair
1 Marks
Define the following:
Gravitational water
1 Marks
Define the following:
Hygroscopic water
1 Marks
Define the following:
Combined water
1 Marks
Define the following:
Capillary water
1 Marks
What is the composition of an outer layer of root hair?
1 Marks
What is the composition of inner layer of root hair?
1 Marks
From which type of cells, root hair is originated
1 Marks
________ type of tissues are present in epiphytic roots.
Meristematic
Parenchyma
Velamen
Epithelial
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 6 Plant Water Relation Short Answer 1
2 Marks
Why water is called as ‘Elixir of Life’?
2 Marks
What are the different types of water?
Draw a neat and labelled diagram of Root hair.
2 Marks
Describe structure of root hair.
2 Marks
In which forms water is available to roots for absorption?
2 Marks
Explain the different properties of water.
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 6 Plant Water Relation Short Answer 2
3 Marks
Draw a neat and labelled diagram of the Root tip showing the root hair zone.
3 Marks
Draw a neat and labelled diagram of Root hair.
3 Marks
Write a note on the morphological structure of the root.
3 Marks
How roots can act as a water absorbing organ?
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 6 Plant Water Relation Long Answer
4 Marks
Draw a neat and labelled diagram of Root hair.
Describe structure of root hair.
Solutions for 6: Plant Water Relation
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 6 - Plant Water Relation
Shaalaa.com has the Maharashtra State Board Mathematics Biology [English] 12 Standard HSC Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. SCERT Maharashtra solutions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board 6 (Plant Water Relation) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Biology [English] 12 Standard HSC chapter 6 Plant Water Relation are Overview of Plant Water Relation, Imbibition, Water Absorbing Organ, Diffusion, Osmosis, Turgidity and Flaccidity (Plasmolysis), Properties of Water, Water Available to Roots for Absorption, Mechanism of Absorption of Water, Translocation of Water, Root Pressure Theory (Vital Theory), Capillarity Theory (physical force theory), Cohesion-Tension Theory (Transpiration pull theory), Types of Transpiration > Cuticular Transpiration, Types of Transpiration > Lenticular Transpiration, Types of Transpiration > Stomatal Transpiration, Osmotic Pressure, Structure of Stomatal Apparatus, Significance of Transpiration, Water Potential (ψ), Path of Water Across the Root, Transport of Mineral Ions, Transportation of Food and Other Substances, Concept of Transpiration.
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