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ICSE - X - Biology - Absorption by Roots - The Processes Involved
Correct the following statement: The cell sap of root hair is hypotonic.
Asked by varsha.belwate
26th March 2018,
4:40 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
In a diagram of root hair how to differentiate bw Xylem and phloem Dicot and monocot seeds
Asked by lovemaan5500
31st January 2018,
11:05 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
1 Name the structure shown.
2 Name the parts numbered 1 to 5
1 Name the structure shown.
Asked by lovemaan5500
26th December 2017,
10:31 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Comment on following
1 In ascent of sap , the sap moves upwards against the force of gravity
2 The leaves of Touch me not plant droop down on slight touching
Asked by lovemaan5500
26th December 2017,
10:28 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
1 Name the parts 1 to 5
2 Is the root hair cell unicellular or multicellular
3 Name the process responsible.for the entry of water molecules from soil into A1 and then A2
1 Name the parts 1 to 5
Asked by lovemaan5500
26th December 2017,
10:26 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
name the parts 1 to 4
name the parts 1 to 4
Asked by lovemaan5500
26th December 2017,
10:18 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Give some differences bw tonoplast and plasma membrane
Asked by lovemaan5500
26th December 2017,
9:52 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
i am unable to take the tests after my online classes .What should i do to take up these tests ?
please help....(i have this problem for all subjects all chapters)
Asked by Latha
8th November 2017,
5:28 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
a plant that has sunken stomata
Asked by Yesan
15th October 2017,
11:24 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
characteristics of roots for absorbing water
Asked by Anshika
2nd July 2017,
10:05 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
what is xylem and pholem
Asked by Srinjan
16th April 2017,
8:27 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
The figure given below is a diagrammatic representation of the root in the root-hair zone. Study the same and answer the questions that follow: (a) Name the parts indicated by guidelines 1 to 5. (b) Draw a labeled diagram of the root hair cell as it would appear if some strong fertilizer was added to the soil close to it. (c) Name the process responsible for the passage of water molecules from soil into A1 and then into A2. (d) What pressure is responsible for the movement of water in the direction indicated by arrows? (e) How is this pressure set up?
Asked by Topperlearning User
15th January 2016,
5:31 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Why does the process gets hypotonic or hypertonic only when the cell is placed inside a sugar solution and not in glucose solution?
Asked by deepakpro123
1st September 2015,
7:00 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
root hair become flaccid when too much chemical fertilizers are added to the moist soil around it.explain why?
Asked by r_bhole
29th August 2015,
10:21 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
CAN YOU EXPLAIN ME OSMOTIC PRESSURE IN DETAIL?
Asked by anmolsharmadp
28th July 2015,
7:39 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Given below are diagrams of plant cells as seen under the microscope after having been placed in two different solutions. (i) What is the technical term for the condition of: 1. Cell A 2. Cell B (ii) From the solutions given in brackets (water, strong sugar solution, 1% salt solution), name the solution into which 1. Cell A and 2. Cell B was placed before being viewed under the microscope. (iii) Under what conditions in the soil will the root hair cell resemble 1. Cell A and 2. Cell B? (iv) Name the pressure responsible for the movement of water from the root hair cell to the xylem of the root. How is it set up? (v) Name the pressure which helps in the movement of water up the xylem of the root.
Asked by Topperlearning User
23rd July 2015,
12:00 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Differentiate between the following on the basis of what is given in brackets: Wall pressure and turgor pressure (explain briefly)
Asked by Topperlearning User
23rd July 2015,
11:36 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Give the technical/biological term for the following: The process of mixing of two different substances/molecules. Exudation of sap from the injured parts of the plant.
Asked by Topperlearning User
23rd July 2015,
10:07 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Without changing the first term, rearrange the remaining four, so as to be in logical sequence as per the directions given in brackets for each. Soil water, xylem, cortex, endodermis, root hair (conduction of water)
Asked by Topperlearning User
23rd July 2015,
8:42 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
The following paragraph is related to absorption of water from the soil. Copy and complete the following paragraph by selecting the correct words from those given in the box. You may use the term only once. Exosmosis, Hypertonic, Osmosis, Isotonic, Hypotonic, Cortical, Endosmosis Water enters the root hair from the soil by the process of ______. This is because the solution in the soil is ______, whereas the cell sap in the root hair cell is ______. The water then passes through the ______ cells by cell to cell ______ and reaches the xylem of the root.
Asked by Topperlearning User
23rd July 2015,
7:59 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Give reason: Plants begin to die when excess of soluble fertilisers are added to the soil.
Asked by Topperlearning User
20th July 2015,
3:13 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Given below is a set of terms arranged in a logical sequence, representing a process or a function. Of these, one term is incorrect. Identify the incorrect term and replace it with the correct term. Soil water → Root hair → Cells of cortex → Epidermis → Xylem
Asked by Topperlearning User
20th July 2015,
11:33 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Name the following: A solution whose concentration is greater than that of the cell sap.
Asked by Topperlearning User
20th July 2015,
10:50 AM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Hello sir/mam,
I am from Maharashtra, Pune.
Sir, can I get admission in science college(PCB) in 11th if I get above 75%in ICSE Boards,2015...
and can you suggest me some colleges in Pune where I can get admission in science stream with the above mentioned percentage..
Thank You..
Asked by prasadkalya2
20th March 2015,
8:22 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
What will happen if: (a) Xylem of the stem is girdled off. (b) Phloem of the stem is girdled off.
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Study the diagram and answer the following questions: (a) Which physiological process is being studied here? (b) Why is the surface of water covered with the oil? (c) Why test tube B with no plant is kept?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
A twig was kept in blue colored solution. After 2-3 hours its stem was cut. Some portions of the stem appeared blue. Why?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Observe the given diagrams and answer the following questions: (a) What is the aim of this activity? (b) Why the upper portion of bark in figure 2 has grown in diameter.
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
How does water rises up in very tall plants?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
How does capillarity helps in rise of water in xylem?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
What is the role played by root hairs in absorption of water?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Root hairs contain cell sap of a higher concentration than that of the surroundings soil water. How does it help in water absorption?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Why plants die due to girdling?
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
Name the two types of tissues present in vascular bundle? Also mention their functions.
Asked by Topperlearning User
4th June 2014,
1:23 PM
ICSE - X - Biology - Absorption by Roots - The Processes Involved
what is imbibition?
Asked by
27th February 2008,
11:52 AM
