English

Give at Least Three Uses of Water to Green Plants. - Biology

Advertisements
Advertisements

Question

Give at least three uses of water to green plants.
Short/Brief Note
Advertisements

Solution

(i) Water is one of the raw materials for photosynthesis.
(ii) Water is important for seed germination.
(iii) Water controls the opening and closing of stomata.

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Absorption by Roots - Exercise 3 [Page 50]

APPEARS IN

Frank Biology II [English] Class 7 ICSE
Chapter 4 Absorption by Roots
Exercise 3 | Q 5 | Page 50

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Given below is the diagrammatic representation of the transverse section of a part of a plant. Study it and answer the questions that follow: 

 

(a) Name the part of the plant that is shown
(b) Label the parts 1 to 6
(c) Write the functions of parts 3 and 5 


Mention two ways in which root hairs are suited for absorption of water from the soil?

The apparatus arranged alongside signifies an important process.
(i) Name the process.
(ii) Where does this process occur in plants?
(iii) What solution is placed inside the dialysis tubing?
(iv) What happens to the level of the solution in the capillary tube?


Choose the correct answer:

An example of a selective permeable membrane is __________


Mention whether the following statement is true (T) or false (F) and give explanation in support of your answer.

Dry seeds when submerged in water swell up due to endosmosis.


The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:

Mention one distinct difference between the parts labelled A and B.


In the zone of absorption, epidermal cells form unicellular hair-like extensions called ________.


____________plants like orchids absorb water vapours from air with the help of epiphytic roots having special tissue called velamen.


Paheli uprooted a rose plant from the soil. Most of the root tips, with root hairs, got left behind in the soil. She planted it in a pot with new soil and watered it regularly. Will the plant grow or die? Give reason for your answer.


Root hair is a cytoplasmic extension of ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×