Tissue Worksheet-6

Tissue Worksheet-6

 

  1. Cells of _____ divide continuously and help in increasing the length and girth of the plant.

A. Meristems                                 B. Parenchyma

C. Sclerenchyma                          D. Col

 

  1. Primary tissues of a plant

A. add to the length of roots and shoots

B. add to the diameter of existing roots and shoots

C. are only in the embryo

D. are only in the seedling.

 

  1. The function of cell division is restricted to

A. meristematic cells                   B. permanent cells

C. secretory cells                          D. all of these

 

  1. The most abundant matter of the middle lamellas of the plant cells is

A. calcium                                      B. pectin

C. cutin                                           D. both calcium and pectin

 

  1. Which of the following tissues is composed of mainly dead cells?

A. Phloem                                      B. Epidermis

C. Xylem                                         D. Endodermis

 

  1. Lignin is a component of the secondary cell walls of

A. epidermis                                  B. collenchyma

C. sclerenchyma                           D. parenchyma.

 

  1. How can you justify the cambium to be a lateral meristem?

A. It forms lateral branches

B. Increases height and diameter

C. Adds to plant girth

D. Forms lateral appendages.

 

  1. Most of the metabolism of a plant is carried out by

A. epidermis                                  B. collenchyma

C. parenchyma                             D. sclerenchyma

 

  1. The most common type of ground tissue is

A. epidermis                                  B. collenchyma

C. sclerenchyma                           D. parenchyma.

 

  1. Thickenings of collenchyma are due to

A. lignin             B. pectin            C. suberin                   D. cellulose

 

Answer Key:

  1. A
  2. A
  3. A
  4. D
  5. A
  6. B
  7. B
  8. A
  9. D
  10. A