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Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 6 - Plant Water Relation [Latest edition]

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Biology 12th Standard HSC for Maharashtra State Board - Shaalaa.com

Chapter 6: Plant Water Relation

Exercise
Exercise [Pages 132 - 133]

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board Chapter 6 Plant Water Relation Exercise [Pages 132 - 133]

Exercise | Q 1.01 | Page 132

Multiple Choice Question:

In soil, water available for absorption by root is ______.

  • gravitational water

  • capillary water

  • hygroscopic water

  • combined water

Exercise | Q 1.02 | Page 132

Multiple Choice Question:

The most widely accepted theory for ascent of sap is ______.

  • capillarity theory

  • root pressure theory

  • diffusion

  • transpiration pull theory

Exercise | Q 1.03 | Page 132

Multiple Choice Question:

Water movement between the cells is due to ______.

  • T.P.

  • W.P.

  • DPD

  • incipient plasmolysiS

Exercise | Q 1.04 | Page 132

Multiple Choice Question:

In guard cells, when sugar is converted into starch, the stomatal pore ______.

  • closes almost completely

  • opens partially

  • opens fully

  • remains unchanged

Exercise | Q 1.05 | Page 132

Multiple Choice Question:

Surface tension is due to ____________.

  • diffusion

  • osmosis

  • gravitational force

  • cohesion

Exercise | Q 1.06 | Page 132

Multiple Choice Question:

Which of the following type of solution has a lower level of solutes than the solution?

  • Isotonic

  • Hypotonic

  • Hypertonic

  • Anisotonic

Exercise | Q 1.07 | Page 132

Multiple Choice Question:

During rainy season wooden doors warp and become difficult to open or to close because of ______

  • plasmolysis

  • imbibition

  • osmosis

  • diffusion

Exercise | Q 1.08 | Page 132

Multiple Choice Question:

Water absorption takes place through ______.

  • lateral roots

  • root cap

  • root hair

  • primary root

Exercise | Q 1.09 | Page 132

Multiple Choice Question:

Due to low atmospheric pressure the rate of transpiration will ____________.

  • increase

  • decrease rapidly

  • decrease slowly

  • remain unaffected

Exercise | Q 1.1 | Page 132

Multiple Choice Question:

Osmosis is a property of ______.

  • solute

  • solvent

  • solution

  • membrane

Exercise | Q 2.1 | Page 132

Very short answer question.

What is osmotic pressure?

Exercise | Q 2.2 | Page 132

Very short answer question.

Name the condition in which protoplast of the plant cell shrinks.

Exercise | Q 2.3 | Page 132

What happens when a pressure greater than the atmospheric pressure is applied to pure water or a solution?

Exercise | Q 2.4 | Page 132

Very short answer question.

Which type of solution will bring about deplasmolysis?

Exercise | Q 2.5 | Page 132

Very short answer question.

Which type of plants have negative root pressure?

Exercise | Q 2.6 | Page 132

Very short answer question.

In which conditions transpiration pull will be affected?

Exercise | Q 2.7 | Page 132

Very short answer question.

Mention the shape of guard cells in Cyperus.

Exercise | Q 2.8 | Page 132

Very short answer question.

Why do diurnal changes occur in osmotic potential of guard cells?

Exercise | Q 2.9 | Page 132

Very short answer question.

What is the symplast pathway?

Exercise | Q 3.01 | Page 132

Answer the following question.

Describe the mechanism for absorption of water.

Exercise | Q 3.02 | Page 132

Answer the following question.

Discuss theories of water translocation.

Exercise | Q 3.03 | Page 132

Answer the following question.

Describe the mechanism of opening and closing of stomata.

Exercise | Q 3.03 | Page 132

Answer the following question.

What is transpiration?

Exercise | Q 3.04 | Page 133

Answer the following question.

Explain the role of transpiration.

Exercise | Q 3.04 | Page 133

Answer the following question.

What is transpiration?

Exercise | Q 3.05 | Page 133

Answer the following question.

Explain the root pressure theory and its limitations.

Exercise | Q 3.05 | Page 133

Answer the following question.

What is the significance of transpiration?

Exercise | Q 3.06 | Page 133

Answer the following question.

Explain capillarity theory of water translocation.

Exercise | Q 3.07 | Page 133

Answer the following question.

Why is transpiration is called ‘a necessary evil’?

Exercise | Q 3.08 | Page 133

Answer the following question.

Explain the movement of water in the root.

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Plasmolysis

Exercise | Q 3.09 | Page 133

Very short answer question.

What is osmotic pressure?

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Diffusion

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

imbibition

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Guttation

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Transpiration

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Ascent of sap

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Active absorption

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

DPD

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Turgor pressure

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Water potential

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Wall pressure

Exercise | Q 3.09 | Page 133

Answer the following question.

Define and or explain the term:

Root pressure

Exercise | Q 3.1 | Page 133

Answer the following question.

Distinguish between Osmotic pressure and Turgor pressure.

Exercise | Q 3.1 | Page 133

Answer the following question.

Distinguish between Diffusion and Osmosis

Exercise | Q 3.11 | Page 133

Answer the following question.

Enlist macronutrients and micronutrients required for plant growth.

Exercise | Q 3.12 | Page 133

Answer the following question.

How are the minerals absorbed by the plants?

Exercise | Q 4.1 | Page 133

Long answer question.

Describe structure of root hair.

Exercise | Q 4.2 | Page 133

Long answer question.

Write on journey of water from soil to xylem in roots.

Exercise | Q 4.3 | Page 133

Long answer question.

Explain cohesion theory for translocation of water.

Exercise | Q 4.4 | Page 133

Long answer question.

Write mechanism of opening and closing of stoma.

Exercise | Q 4.5 | Page 133

Long answer question.

What is hydroponics? How is it useful in identifying the role of nutrients?

Exercise | Q 4.6 | Page 133

Long answer question.

Explain the active absorption of minerals.

Exercise | Q 4.7 | Page 133

Answer the following question.

Enlist macronutrients and micronutrients required for plant growth.

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Chapter 6: Plant Water Relation

Exercise
Biology 12th Standard HSC for Maharashtra State Board - Shaalaa.com

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 6 - Plant Water Relation

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 6 (Plant Water Relation) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Maharashtra State Board Biology 12th Standard HSC for Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Balbharati textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Biology 12th Standard HSC for Maharashtra State Board chapter 6 Plant Water Relation are Properties of Water, Plant Root, Water Available to Roots for Absorption, Absorption of Water by Roots from Soil, Water Potential (ψ), Plasmolysis, Path of Water Across the Root, Mechanism of Absorption of Water, Translocation of Water, Transport of Mineral Ions, Transport of Food, Concept of Transpiration, Structure of Stomatal Apparatus, Osmosis and Osmotic Pressure.

Using Balbharati 12th Board Exam solutions Plant Water Relation exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Balbharati Solutions are important questions that can be asked in the final exam. Maximum students of Maharashtra State Board 12th Board Exam prefer Balbharati Textbook Solutions to score more in exam.

Get the free view of chapter 6 Plant Water Relation 12th Board Exam extra questions for Biology 12th Standard HSC for Maharashtra State Board and can use Shaalaa.com to keep it handy for your exam preparation

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