Absorption by Roots Concise Class 10 Very Short Ans Type ICSE Biology Selina Solutions Ch-4. In this article you will get the solutions of Very Short Answer Type Questions as council latest syllabus. Visit official website CISCE for detail information about ICSE Board Class-10 Biology.
Absorption by Roots Concise Class 10 Very Short Ans Type ICSE Biology Selina Solutions Ch-4
| Board | ICSE |
| Subject | Biology |
| Class | 10 |
| Book | Selina Concise |
| Chapter-4 | Absorption by Roots–The Process Involved |
| Topics | Very Short Answer Type Questions |
| Session | 2024-25 |
Very Short Answer Type Questions
(Absorption by Roots –The Process Involved Concise Class 10 Very Short Ans Type ICSE Biology Selina Solutions Ch-4)
Que-1: Name the following
(a) The condition of a cell placed in a hypotonic solution.
(b) The process by which intact plants lose water in the form of droplets from leaf margins.
(c) The process by which water enters root hairs.
(d) The tissue concerned with upward conduction of water in plants.
(e) The term for the inward movement of solvent molecules through the plasma membrane of a cell.
(f) The process by which molecules distribute themselves evenly within the space they occupy.
(g) The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Sol:
(a) Turgidity
(b) Guttation
(c) Osmosis
(d) Xylem
(e) Endosmosis
(f) Diffusion
(g) Root pressure
Que-2: Give the equivalent terms for the following
(a) Pressure exerted by the cell contents on the cell wall.
(b) The condition in which the cell contents are shrunken.
(c) Loss of water through a cut stem.
Sol:
(a) Turgor pressure
(b) Flaccidity
(c) Bleeding
Que-3: Complete the following statements
(a) Hypotonic solution is one in which the solution kept outside the cell has …………… solute concentration than inside the cell.
(b) Active transport is one in which the ions outside the roots move in by utilising …………… .
(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of …………… .
Sol:
(a) Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than inside the cell.
(b) Active transport is one in which the ions outside the roots move in by utilizing energy from the cell.
(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of turgor movements
Que-4: Fill in the blanks by choosing the correct alternative from those given in brackets.
(a) When placed in a more concentrated solution, the cell contents will …………… (shrink / swell up).
(b) The pressure by which the …………… molecules tend to cross the semi-permeable membrane is called osmotic pressure. (salt / water)
(c) Active transport is in a direction …………… to that of diffusion. (opposite / same)
Sol:
(a) When placed in a more concentrated solution, the cell contents will shrink.
(b) The pressure by which the water molecules tend to cross the semi-permeable membrane is called osmotic pressure.
(c) Active transport is in a direction opposite to that of diffusion.
Que-5: Match the items in column I with those in column II
| Column I | Column II |
|---|---|
| (a) Xylem | (i) semi-permeable |
| (b) Phloem | (ii) permeable |
| (c) Cell membrane | (iii) downward flow of sap |
| (d) Root pressure | (iv) upward flow of water |
| (e) Cell wall | (v) guttation |
Sol:
| Column I | Column II |
|---|---|
| (a) Xylem | (iv) upward flow of water |
| (b) Phloem | (iii) downward flow of sap |
| (c) Cell membrane | (i) semi-permeable |
| (d) Root pressure | (v) guttation |
| (e) Cell wall | (ii) permeable |
–: End of Absorption by Roots Concise Class 10 Very Short Ans Type Ques for ICSE Biology Selina Solutions Ch-4 :–
Please share with your friends if helpful
Return to : Concise Biology for ICSE Class 10 Selina Solutions
Thanks
