MEDIUM
9th Maharashtra Board
IMPORTANT
Earn 100

Give reasons

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

Important Questions on Energy Flow in an Ecosystem

MEDIUM
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 3

Give reasons

The flow of nutrients through an ecosystem is cyclic.

HARD
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 4

Explain the following cycle with suitable diagram.

Carbon cycle

HARD
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 4

Explain the following cycle with the help of suitable diagram.

Nitrogen cycle.

HARD
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 4

Explain the following cycle with suitable diagram.

Oxygen cycle.

MEDIUM
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 5

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


MEDIUM
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 6

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


MEDIUM
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 7
State the different types of biogeochemical cycles and explain the importance of those cycles.
MEDIUM
9th Maharashtra Board
IMPORTANT
Science and Technology Standard Nine>Chapter 7 - Energy Flow in an Ecosystem>Exercise>Q 8

Explain the following with suitable examples.

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