Class 9  >  CBSE Class 9 Biology(TISSUES)-Videos & documents by Letstute  >  Complex permanent tissue - Exercise - Tissues - Class 9 - Science

Complex permanent tissue - Exercise - Tissues - Class 9 - Science - CBSE Class 9 Biology(TISSUES)-Videos & documents by Letstute

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 Page 2


 
  
COMPLEX PERMANENT TISSUE 
Q.1 Fill in the blanks:  
a) Xylem transports____________ and ___________ from soil. 
b) Phloem transports ___________ from ___________ to other parts of the plant. 
c) _________ have tubular cells with perforated walls and are living in nature. 
d) In ___________ conduction is mostly unidirectional.  
 
Q.2 Choose the correct alternative:  
1) Which of the following components of xylem is living.  
i) Tracheids                                                            ii) Vessels 
iii) Xylem parenchyma                                         iv) Xylem sclerenchyma 
 
2) Which of the following components of phloem is absent in monocot stem. 
i) Sieve tubes                                                         ii) Companion cells 
iii) Bast fibres                                                        iv) Phloem parenchyma 
 
3) Which cell does not have perforated cell wall? 
i) Tracheids                                                            ii) Companion cells 
iii) Vessels                                                              iv) Sieve tubes                                                       
 
4) The transport system in a flowering plant consists of xylem and phloem. With 
regards to both types of tissue, select the correct statement from the following. 
Page 3


 
  
COMPLEX PERMANENT TISSUE 
Q.1 Fill in the blanks:  
a) Xylem transports____________ and ___________ from soil. 
b) Phloem transports ___________ from ___________ to other parts of the plant. 
c) _________ have tubular cells with perforated walls and are living in nature. 
d) In ___________ conduction is mostly unidirectional.  
 
Q.2 Choose the correct alternative:  
1) Which of the following components of xylem is living.  
i) Tracheids                                                            ii) Vessels 
iii) Xylem parenchyma                                         iv) Xylem sclerenchyma 
 
2) Which of the following components of phloem is absent in monocot stem. 
i) Sieve tubes                                                         ii) Companion cells 
iii) Bast fibres                                                        iv) Phloem parenchyma 
 
3) Which cell does not have perforated cell wall? 
i) Tracheids                                                            ii) Companion cells 
iii) Vessels                                                              iv) Sieve tubes                                                       
 
4) The transport system in a flowering plant consists of xylem and phloem. With 
regards to both types of tissue, select the correct statement from the following. 
i) Xylem carries food up from the roots and phloem carries minerals down the 
plant. 
ii) Xylem carries minerals up from the roots and phloem carries food and 
hormones down the plant. 
iii) Xylem carries hormones up from the roots and phloem carries food down the 
plant. 
iv) Xylem carries minerals down from the leaves and phloem carries food and 
hormones up the plant. 
 
5) The dead elements present in the phloem is 
i) Companion cells                                                 ii) Phloem fibres 
iii) Phloem parenchyma                                         iv) Sieve tube cells  
 
6) A stick of celery is left in a beaker containing a solution of blue food coloring. 
After two days the celery is taken out and it is seen that parts of the celery have 
turned blue, what is the name given to the blue part of the plant?  
i) Xylem                                           ii) Stomata 
ii) Phloem                                      iv) Leaf 
 
7) The wood in the trunks is mostly a collection of: 
i) Xylem cells 
ii) Phloem cells 
iii) Epidermis 
iv) Cambium cells 
8) In plant roots how are the xylem and phloem arranged. 
Page 4


 
  
COMPLEX PERMANENT TISSUE 
Q.1 Fill in the blanks:  
a) Xylem transports____________ and ___________ from soil. 
b) Phloem transports ___________ from ___________ to other parts of the plant. 
c) _________ have tubular cells with perforated walls and are living in nature. 
d) In ___________ conduction is mostly unidirectional.  
 
Q.2 Choose the correct alternative:  
1) Which of the following components of xylem is living.  
i) Tracheids                                                            ii) Vessels 
iii) Xylem parenchyma                                         iv) Xylem sclerenchyma 
 
2) Which of the following components of phloem is absent in monocot stem. 
i) Sieve tubes                                                         ii) Companion cells 
iii) Bast fibres                                                        iv) Phloem parenchyma 
 
3) Which cell does not have perforated cell wall? 
i) Tracheids                                                            ii) Companion cells 
iii) Vessels                                                              iv) Sieve tubes                                                       
 
4) The transport system in a flowering plant consists of xylem and phloem. With 
regards to both types of tissue, select the correct statement from the following. 
i) Xylem carries food up from the roots and phloem carries minerals down the 
plant. 
ii) Xylem carries minerals up from the roots and phloem carries food and 
hormones down the plant. 
iii) Xylem carries hormones up from the roots and phloem carries food down the 
plant. 
iv) Xylem carries minerals down from the leaves and phloem carries food and 
hormones up the plant. 
 
5) The dead elements present in the phloem is 
i) Companion cells                                                 ii) Phloem fibres 
iii) Phloem parenchyma                                         iv) Sieve tube cells  
 
6) A stick of celery is left in a beaker containing a solution of blue food coloring. 
After two days the celery is taken out and it is seen that parts of the celery have 
turned blue, what is the name given to the blue part of the plant?  
i) Xylem                                           ii) Stomata 
ii) Phloem                                      iv) Leaf 
 
7) The wood in the trunks is mostly a collection of: 
i) Xylem cells 
ii) Phloem cells 
iii) Epidermis 
iv) Cambium cells 
8) In plant roots how are the xylem and phloem arranged. 
i) Evenly spaced out across the roots 
ii) In bundles near the edge of the roots 
iii) In the center of the roots 
iv) All of the above 
 
9) The diagram shows an experiment whose purpose is 
i) To show that water evaporates from a leaf by transpiration 
ii) To show that water enters a plant through its roots 
iii) To show that a plant makes its own food by photosynthesis 
iv) To show the path of water through a plant 
 
 
Q.3 a) Identify the figure. What is its function?  
b) Label X,Y,W and Z 
  
 
 
 
 
 
 
 
 
X 
Y 
 
W 
 
 
Z 
Page 5


 
  
COMPLEX PERMANENT TISSUE 
Q.1 Fill in the blanks:  
a) Xylem transports____________ and ___________ from soil. 
b) Phloem transports ___________ from ___________ to other parts of the plant. 
c) _________ have tubular cells with perforated walls and are living in nature. 
d) In ___________ conduction is mostly unidirectional.  
 
Q.2 Choose the correct alternative:  
1) Which of the following components of xylem is living.  
i) Tracheids                                                            ii) Vessels 
iii) Xylem parenchyma                                         iv) Xylem sclerenchyma 
 
2) Which of the following components of phloem is absent in monocot stem. 
i) Sieve tubes                                                         ii) Companion cells 
iii) Bast fibres                                                        iv) Phloem parenchyma 
 
3) Which cell does not have perforated cell wall? 
i) Tracheids                                                            ii) Companion cells 
iii) Vessels                                                              iv) Sieve tubes                                                       
 
4) The transport system in a flowering plant consists of xylem and phloem. With 
regards to both types of tissue, select the correct statement from the following. 
i) Xylem carries food up from the roots and phloem carries minerals down the 
plant. 
ii) Xylem carries minerals up from the roots and phloem carries food and 
hormones down the plant. 
iii) Xylem carries hormones up from the roots and phloem carries food down the 
plant. 
iv) Xylem carries minerals down from the leaves and phloem carries food and 
hormones up the plant. 
 
5) The dead elements present in the phloem is 
i) Companion cells                                                 ii) Phloem fibres 
iii) Phloem parenchyma                                         iv) Sieve tube cells  
 
6) A stick of celery is left in a beaker containing a solution of blue food coloring. 
After two days the celery is taken out and it is seen that parts of the celery have 
turned blue, what is the name given to the blue part of the plant?  
i) Xylem                                           ii) Stomata 
ii) Phloem                                      iv) Leaf 
 
7) The wood in the trunks is mostly a collection of: 
i) Xylem cells 
ii) Phloem cells 
iii) Epidermis 
iv) Cambium cells 
8) In plant roots how are the xylem and phloem arranged. 
i) Evenly spaced out across the roots 
ii) In bundles near the edge of the roots 
iii) In the center of the roots 
iv) All of the above 
 
9) The diagram shows an experiment whose purpose is 
i) To show that water evaporates from a leaf by transpiration 
ii) To show that water enters a plant through its roots 
iii) To show that a plant makes its own food by photosynthesis 
iv) To show the path of water through a plant 
 
 
Q.3 a) Identify the figure. What is its function?  
b) Label X,Y,W and Z 
  
 
 
 
 
 
 
 
 
X 
Y 
 
W 
 
 
Z 
Q. 4 Difference between xylem and phloem (any two points).  
 
Q.5 Name the different components of xylem. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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FAQs on Complex permanent tissue - Exercise - Tissues - Class 9 - Science - CBSE Class 9 Biology(TISSUES)-Videos & documents by Letstute

1. What is complex permanent tissue?
Ans. Complex permanent tissue refers to a type of plant tissue that is composed of more than one type of cells and performs a specific function in the plant. It is made up of two types of cells called sclerenchyma and collenchyma.
2. What are the characteristics of complex permanent tissue?
Ans. The characteristics of complex permanent tissue include having more than one type of cells, providing mechanical support to the plant, and having thick walls due to the presence of lignin. They also lack the ability to divide and have a specialized function in the plant.
3. What is the difference between sclerenchyma and collenchyma cells in complex permanent tissue?
Ans. Sclerenchyma cells are dead cells that provide mechanical support to plants. They have thick, lignified cell walls and are highly specialized. On the other hand, collenchyma cells are living cells that provide support to young growing parts of the plant. They have thin cell walls and are flexible.
4. How does complex permanent tissue contribute to the growth of plants?
Ans. Complex permanent tissue plays a crucial role in the growth of plants by providing structural support to the plant body. The sclerenchyma cells provide mechanical support, while the collenchyma cells provide flexibility to the growing parts of the plant. This allows the plant to withstand external forces and maintain its shape during growth.
5. What are some examples of complex permanent tissue in plants?
Ans. Some examples of complex permanent tissue in plants include xylem and phloem. Xylem is responsible for transporting water and minerals from the roots to the other parts of the plant, while phloem transports organic nutrients, such as sugars, from the leaves to the rest of the plant. Both xylem and phloem are composed of different types of cells, making them complex permanent tissues.
11 videos|7 docs
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