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Balbharati solutions for Biology [English] 12 Standard HSC Maharashtra State Board chapter 14 - Ecosystems and Energy Flow [Latest edition]

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Balbharati solutions for Biology [English] 12 Standard HSC Maharashtra State Board chapter 14 - Ecosystems and Energy Flow - Shaalaa.com
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Solutions for Chapter 14: Ecosystems and Energy Flow

Below listed, you can find solutions for Chapter 14 of Maharashtra State Board Balbharati for Biology [English] 12 Standard HSC Maharashtra State Board.


Exercises
Exercises [Page 320]

Balbharati solutions for Biology [English] 12 Standard HSC Maharashtra State Board 14 Ecosystems and Energy Flow Exercises [Page 320]

Exercises | Q 1.1 | Page 320

Which one of the following has the largest population in a food chain?

  • Producers

  • Primary consumers

  • Secondary consumers

  • Decomposers

Exercises | Q 1.2 | Page 320

The second trophic level in a lake is ________________.

  • Phytoplankton

  • Zooplankton

  • Benthos

  • Fishes

Exercises | Q 1.3 | Page 320

Secondary consumers are __________.

  • Herbivores

  • Producers

  • Carnivores

  • Autotrophs

Exercises | Q 1.4 | Page 320

What is the % of photosynthetically active radiation in the incident solar radiation?

  • 100%

  • 50 %

  • 1-5%

  • 2-10%

Exercises | Q 1.5 | Page 320

Give the term used to express a community in its final stage of succession?

  • End community

  • Final community

  • Climax community

  • Dark community

Exercises | Q 1.6 | Page 320

After landslide which of the following type of succession occurs?

  • Primary

  • Secondary

  • Tertiary

  • Climax

Exercises | Q 1.7 | Page 320

Which of the following is most often a limiting factor of the primary productivity in any ecosystem?

  • Carbon

  • Nitrogen

  • Phosphorus

  • Sulphur

Very short answer question

Exercises | Q 2.1 | Page 320

Give an example of an ecosystem that shows an inverted pyramid of numbers.

Exercises | Q 2.2 | Page 320

Give an example of an ecosystem that shows an inverted pyramid of biomass.

Exercises | Q 2.3 | Page 320

Which mineral acts as a limiting factor for productivity in an aquatic ecosystem.

Exercises | Q 2.4 | Page 320

Name the reservoir and sink of carbon in the carbon cycle.

Exercises | Q 3.1 | Page 320

Distinguish between the upright and inverted pyramid of biomass.

Exercises | Q 3.2 | Page 320

Distinguish between food chain and food web.

Exercises | Q 4.1 | Page 320

Define ecological pyramids.

Exercises | Q 4.1 | Page 320

Describe with examples of pyramids of number, and biomass.

Exercises | Q 4.2 | Page 320

What is primary productivity?

Exercises | Q 4.2 | Page 320

Give a brief description of the factors that affect primary productivity.

Exercises | Q 4.3 | Page 320

Define decomposition.

Exercises | Q 4.3 | Page 320

Describe the processes and products of decomposition.

Exercises | Q 4.4 | Page 320

Write important features of a sedimentary cycle in an ecosystem.

Exercises | Q 4.5 | Page 320

Describe the carbon cycle and add a note on the impact of human activities on the carbon cycle.

Solutions for 14: Ecosystems and Energy Flow

Exercises
Balbharati solutions for Biology [English] 12 Standard HSC Maharashtra State Board chapter 14 - Ecosystems and Energy Flow - Shaalaa.com

Balbharati solutions for Biology [English] 12 Standard HSC Maharashtra State Board chapter 14 - Ecosystems and Energy Flow

Shaalaa.com has the Maharashtra State Board Mathematics Biology [English] 12 Standard HSC Maharashtra State Board 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. Balbharati solutions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board Maharashtra State Board 14 (Ecosystems and Energy Flow) 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.

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

Concepts covered in Biology [English] 12 Standard HSC Maharashtra State Board chapter 14 Ecosystems and Energy Flow are Concept of Energy Flow in an Ecosystem, Ecological Pyramids, Nutrient Cycles, Ecological Succession, Ecosystem Services, Ecosystem, Structure and Function of an Ecosystem, Classification of Animal, Trophic Level, Food Chain, Food Web, Productivity, Decomposition, Phosphorus Cycle, Carbon Cycle.

Using Balbharati Biology [English] 12 Standard HSC Maharashtra State Board solutions Ecosystems and Energy Flow exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Biology [English] 12 Standard HSC Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.

Get the free view of Chapter 14, Ecosystems and Energy Flow Biology [English] 12 Standard HSC Maharashtra State Board additional questions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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