SSC (English Medium) Class 9Maharashtra State Board
Share
Notifications

View all notifications

Balbharati solutions for Class 9 Science and Technology chapter 7 - Energy Flow in an Ecosystem

Balbharati Class 9 Science and Technology

Login
Create free account


      Forgot password?

Chapters

Balbharati Balbharati Class 9 Science and Technology

Balbharati Class 9 Science and Technology - Shaalaa.com

Chapter 7: Energy Flow in an Ecosystem

Exercise

Chapter 7: Energy Flow in an Ecosystem Exercise Exercise solutions [Page 87]

Exercise | Q 1 | Page 87

Complete the following table (Carefully study the carbon, oxygen and nitrogen cycles). 

Bio-geo-chemical cycles  Biotic processes  Abiotic processes 
1. Carbon cycle     
2. Oxygen cycle     
3. Nitrogen cycle    
Exercise | Q 2.1 | Page 87

Correct and rewrite the following statement and justify your correction. 

Carnivores occupy the second trophic level in the food chain. 

Exercise | Q 2.2 | Page 87

Correct and rewrite the following statement and justify your correction. 

The flow of nutrients in an ecosystem is considered to be a ‘one way’ transport. 

Exercise | Q 2.3 | Page 87

Correct and rewrite the following statement and justify your correction. 

Plants in an ecosystem are called primary consumers. 

Exercise | Q 3.1 | Page 87

Give reason .

Energy flow through an ecosystem is ‘one way’. 

Exercise | Q 3.2 | Page 87

Give reason.

Equilibrium is necessary in the various bio-geo-chemical cycles.

Exercise | Q 3.3 | Page 87

Give reason.

Flow of nutrients through an ecosystem is cyclic. 

Exercise | Q 4.1 | Page 87

Explain the following cycle in your own words with suitable diagram. 

Carbon cycle. 

Exercise | Q 4.2 | Page 87

Explain the following cycle in your own words with suitable diagram. 

Nitrogen cycle. 

Exercise | Q 4.3 | Page 87

Explain the following cycle in your own words with suitable diagram. 

Oxygen cycle.

Exercise | Q 5 | Page 87

What would you do to help maintain the equilibrium in the various bio-geo-chemical cycles? Explain in brief.

Exercise | Q 6 | Page 87

Explain in detail the inter-relationship between the food chain and food web.

Exercise | Q 7 | Page 87

State the different types of bio-geochemical cycles and explain  the importance of those cycles. 

Exercise | Q 8.1 | Page 87

Explain the following with suitable examples. 

What type of changes occur in the amount of energy during its transfer from plants to apex consumers? 

Exercise | Q 8.2 | Page 87

Explain the following with suitable examples.

What are the differences between flow of matter and of energy in an ecosystem? Why? 

Chapter 7: Energy Flow in an Ecosystem

Exercise

Balbharati Balbharati Class 9 Science and Technology

Balbharati Class 9 Science and Technology - Shaalaa.com

Balbharati solutions for Class 9 Science and Technology chapter 7 - Energy Flow in an Ecosystem

Balbharati solutions for Class 9 chapter 7 (Energy Flow in an Ecosystem) 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 Balbharati Class 9 Science and Technology solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com are providing 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 Class 9 Science and Technology chapter 7 Energy Flow in an Ecosystem are The Oxygen Cycle, The Carbon Cycle, Bio-geo-chemical Cycle, The Energy Pyramid, Food Chain and Food Web, Concept of Energy Flow in an Ecosystem.

Using Balbharati Class 9 solutions Energy Flow in an Ecosystem 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 Class 9 prefer Balbharati Textbook Solutions to score more in exam.

Get the free view of chapter 7 Energy Flow in an Ecosystem Class 9 extra questions for and can use Shaalaa.com to keep it handy for your exam preparation

S
View in app×