CBSE IX Biology The Fundamental Unit of Life
why is diffusion insuffcientto meet the oxygen requirements of multicellular organisms ?
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1st March 2008
11:31 PM
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CBSE VIII Science Some Natural Phenomena
with the help of example explain how diffusion of gases in water is essential?
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12th June 2016
3:21 PM
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CBSE X Biology Life Processes
'Diffusion pressure cannot deliver oxygen all over the body in bigger animals 'Comment on this statement.
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1st December 2017
10:14 PM
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CBSE VII Science Respiration in Organisms
Respected sir/mam,
I didn't undsrstood that what is diffusion and for what is it's function? Can you explain me with an example please?
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14th December 2017
8:29 PM
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ICSE X Biology Absorption by Roots - The Processes Involved
True or false .rewrite if false
1 As compared to active transport osmosis is a rapid process.
2 Diffusion is reverse of osmosis.
3 Upward movement of water and dissolved minerals in plants is called translocation.
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26th December 2017
9:50 AM
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ICSE VIII Biology Transportation in Plants
define the following 1) root pressure 2)diffusion 3)active transport
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3rd April 2018
6:39 PM
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ICSE VIII Biology Transportation in Plants
differentitate between 1)diffusion and osmosis 2)xylem and phloem 3)transpiration and translocation
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3rd April 2018
6:45 PM
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CBSE X Biology Life Processes
2. Why is diffusion is insufficient to meet the oxygen requirements of multicellular organisms like humans?
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3rd April 2018
7:01 PM
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CBSE XI Science Biology Digestion and Absorption
name all the substances which are absorbed by active,passive and simple diffusion in digesion process.
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8th April 2018
2:16 PM
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ICSE VIII Physics
why solids can be diffused
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2nd May 2018
9:16 AM
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CBSE IX Chemistry Matter in Our Surroundings
why an iron almirah is a solid at room temperature? State the characteristics of matter demonstrated by: a)Diffusion b)Brownian motion Explain how the smell of food being cooked in kitchen reaches us even from considerable distance? Explain why diffusion occurs more quickly in gas than in liquids?
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20th May 2018
3:33 PM
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NEET1 NEET1 Biology
Difference between DPD,OP,TP,SOLUTE POTENTIAL,etc.. also mention which type of plants has highest those.
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23rd May 2018
5:55 AM
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NEET1 NEET1 Chemistry
sir , why 1 is the answer ?
Asked by minipkda
9th June 2018
6:53 AM
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ICSE IX Biology The Respiratory System
odd one out (along with reason) Diffusion, Respiratory gases, Alveoli , capillary network
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15th August 2018
10:21 AM
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ICSE VIII Biology Transportation in Plants
Q6. diffusion is passive transport. explain.
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3rd September 2018
7:33 PM
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CBSE X Biology Life Processes
Why is diffusion insufficient to meet the oxygen requirements of multicelluar organisms
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28th January 2019
5:05 PM
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JEE Main Chemistry States of Matter
Q)There are 201 equidistant rows of spectators sitting in a hall A magician releases laughing gas n20 from the front and tear gas from the rear of the hall simultaneously. Which row spectators will have a tendency to smile and weep simultaneously. Molar mass of tear gas is 176.
Asked by Anish
14th March 2019
11:14 AM
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ICSE VIII Biology Transportation in Plants
What is diffusion
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17th April 2019
3:49 PM
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CBSE XI Science Chemistry Study of Gas Laws
A gas is contained in a vessel of capacity x liters at a pressure of 20 ATM. This container is connected to another empty container of same capacity .Find the new pressure of gas assuming the temperature to be constant
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26th April 2019
6:59 PM
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CBSE IX Chemistry Matter in Our Surroundings
Give the name of the process in which a drop of ink spreads in a beaker of water
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1st June 2019
7:50 PM
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CBSE IX Chemistry Matter in Our Surroundings
what is diffusion
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3rd July 2019
10:03 PM
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ICSE IX Biology Cell : The Unit of Life
—-in concentration gradient allows the movement of substance from a higher to lower gradient
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12th July 2019
3:17 PM
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ICSE VIII Biology The Circulatory System
How does transport of material tak place in unicellular plants
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12th July 2019
8:38 PM
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CBSE XI Science Biology Breathing and Exchange of Gases
A: exchange of O2 and CO2 occurs by active transport R: rate of diffusion does not depend on the partial pressure of O2 and CO2
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5th August 2019
7:46 PM
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ICSE X Biology Absorption by Roots - The Processes Involved
What is the significance of diffusion and osmosis in both plants and animals?
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3rd February 2020
4:58 PM
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CBSE X Biology Life Processes
In multicellular organisms, diffusion is not sufficient to meet it's requirements.Why?
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8th February 2020
8:28 AM
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NEET NEET Chemistry States of Matter
please answer this
Asked by Prashant DIGHE
2nd March 2020
8:50 PM
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CBSE IX Biology The Fundamental Unit of Life
How do substance like CO2 water move in and out of the cell? Discuss
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9th March 2020
7:50 PM
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ICSE VIII Biology Transportation in Plants
what is simple diffusion
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28th March 2020
4:58 PM
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ICSE X Biology Absorption by Roots - The Processes Involved
is passive transport and diffusion the same thing?
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30th March 2020
6:21 PM
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ICSE VIII Biology Transportation in Plants
what is diffusion
Asked by lakshyachirania41.8spicertl
13th May 2020
8:47 AM
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CBSE IX Biology The Fundamental Unit of Life
explain diffusion
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26th May 2020
11:47 AM
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CBSE IX Science Matter in Our Surroundings
chemistry doubt please solve
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29th May 2020
6:29 PM
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CBSE IX Biology The Fundamental Unit of Life
what is diffusion?
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1st June 2020
11:39 AM
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CBSE IX Chemistry Matter in Our Surroundings
spreading of fragrance of burning incense stick in a room show that .
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12th June 2020
12:10 PM
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ICSE VIII Biology Transportation in Plants
difference between diffusion and osmosis
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12th June 2020
1:05 PM
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ICSE VII Chemistry Matter and its Composition
What is diffusion?
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11th August 2020
8:16 PM
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CBSE X Biology Life Processes
why is insufficient to meet the Oxygen requirements of multi cellelar organisms like humans
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6th September 2020
9:26 PM
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CBSE IX Science
Explain diffusion phenomena based on the states of matter
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17th September 2020
8:10 PM
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ICSE IX Biology Cell : The Unit of Life
Why does Osmosis require a Semi-permeable Membrane and Diffusion doesn't?
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11th May 2021
12:48 PM
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CBSE IX Chemistry Is Matter Around Us Pure?
what is diffusion
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1st September 2021
8:38 PM
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CBSE IX Science Matter in Our Surroundings
write an activity to show that three states of matter have different rate of diffusion.
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9th June 2022
11:14 AM
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CBSE IX Science Matter in Our Surroundings
write an activity to show that three states of matter have different rate of diffusion
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9th June 2022
11:14 AM
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ICSE IX Science
the relative rate of diffusion of co2 and cl2 gases is
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22nd July 2022
7:40 PM
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JEE Main Physics Kinetic Theory of Gases
Dimension of Mass Transfer Coefficient is
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31st December 2022
6:49 PM
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CBSE IX Biology The Fundamental Unit of Life
what is diffusion
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13th September 2023
6:49 PM
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CBSE XII Science Physics Semiconductor Electronics
Explain with the help of a suitable diagram, the two processes which o ccur during the formation of a p-n junction diode. Hence define the terms (i) depletion region and (ii) potential barrier. (b) Draw a circuit diagram of a p-n j unction diode under forward bias and explain its working. (5M)
Asked by kabirnarwal0
13th January 2024
1:49 PM
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