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Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Write a short note on the mechanism of opening and closing of stomata.

Mechanism of opening and closing of stomata

Answer (3)
Class-X
Biology
Transpiration

Sudha eto

Feb 7, 2015

Write a short note on advantages and disadvantages of transpiration.

Transpiration is the process of exhalation of water vapour through stomata. 

Answer (5)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Explain the phenomenon of transpiration pull in plants.

Transpiration is the process of removal of water in the form of vapour from the leaves of the plants through pores called stomata. Water is absorbed from the soil by the roots and there is an upward movement of...

Answer (3)
Class-X
Biology
Nervous System

Ketan Krishna Mishra

Mar 17, 2015

What is the meaning of reflex action?

Answer.

Reflex actions are sudden, involuntary reactions of the body in response to stimuli. They occur without the involvement of the conscious areas of the brain. ...

Answer (2)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Differentiate between turgor pressure and wall pressure. 

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Differentiate between plasmolysis and deplasmolysis.

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
OLD_Fundamentals of Genetics

Subani

Jun 29, 2015

What is excretory system?

Answer.


Excretory system in humans
The excretory system in human beings includes a pair of kidneys, a pair of ureters, a urinary bladder, and a urethra. This is also known a...

Answer (3)
Class-X
Biology
OLD_Cell - The Structure and Functional Unit of Life

Ketan Krishna Mishra

Mar 19, 2015

What are the differences between cell wall and cell membrane?

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
Nervous System

Sarath Babu t

Oct 23, 2013

A mircoscopic gap between pair of adjacent neurons over which nerve impulses pass when going from one neuron to the next is called synapse.

Answer (3)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

What is the difference between guttation and bleeding?

Answer.

Guttation is the process by which a plant loses exudats water from hydathodes. Guttation is caused by positive hydrostatic pressure which develops in the xylem cells of the root. G...

Answer (2)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Write a short note on the mechanism of opening and closing of stomata.

Mechanism of opening and closing of stomata

Answer (3)
Class-X
Biology
Transpiration

Sudha eto

Feb 7, 2015

Write a short note on advantages and disadvantages of transpiration.

Transpiration is the process of exhalation of water vapour through stomata. 

Answer (5)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Explain the phenomenon of transpiration pull in plants.

Transpiration is the process of removal of water in the form of vapour from the leaves of the plants through pores called stomata. Water is absorbed from the soil by the roots and there is an upward movement of...

Answer (3)
Class-X
Biology
Nervous System

Ketan Krishna Mishra

Mar 17, 2015

What is the meaning of reflex action?

Answer.

Reflex actions are sudden, involuntary reactions of the body in response to stimuli. They occur without the involvement of the conscious areas of the brain. ...

Answer (2)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Differentiate between turgor pressure and wall pressure. 

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

Differentiate between plasmolysis and deplasmolysis.

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
OLD_Fundamentals of Genetics

Subani

Jun 29, 2015

What is excretory system?

Answer.


Excretory system in humans
The excretory system in human beings includes a pair of kidneys, a pair of ureters, a urinary bladder, and a urethra. This is also known a...

Answer (3)
Class-X
Biology
OLD_Cell - The Structure and Functional Unit of Life

Ketan Krishna Mishra

Mar 19, 2015

What are the differences between cell wall and cell membrane?

This answer has an image. Please click on the question to read more.

Answer (2)
Class-X
Biology
Nervous System

Sarath Babu t

Oct 23, 2013

A mircoscopic gap between pair of adjacent neurons over which nerve impulses pass when going from one neuron to the next is called synapse.

Answer (3)
Class-X
Biology
OLD_Absorption By Roots - The Processes Involved

Ketan Krishna Mishra

Mar 22, 2015

What is the difference between guttation and bleeding?

Answer.

Guttation is the process by which a plant loses exudats water from hydathodes. Guttation is caused by positive hydrostatic pressure which develops in the xylem cells of the root. G...

Answer (2)

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