Q2 of 17 Page 208

Identify the odd word and explain why it is odd.

A. Xylem, phloem, permanent tissue, meristematic tissue.


B. Epithelium, Muscle fibre, nerve fibre, epidermis.


C. Cartilage, bone, tendon, cardiac muscle.

A. Meristematic Tissue

Explanation: Xylem & phloem are types of complex permanent tissues whereas meristematic tissues are different group of tissues which helps in growth of specific parts of plants.


B. Epidermis


Explanation: Epidermis is odd one out because it’s a plant tissue whereas others are animal tissues. Epidermis is a group of cells which form the outer layer of the plants.


C. Cardiac Muscle


Explanation: Heart is made up of Cardiac muscles whereas Cartilage, bone & tendon are types of connective tissues.


More from this chapter

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1

Each of the following statements is wrong. Rewrite them correctly by changing either one or two words.

A. Simple squamous epithelium is present in respiratory tract.


B. Glandular epithelium is present in kidneys.


C. Chlorenchyma helps the plant to float in water.


D. Striated muscles are also called involuntary muscles.


E. Chloroplast is present in permanent tissue.

 3

Write the names of the following tissues.

A. Tissue lining inner surface of mouth.


B. Tissue joining muscles and bones.


C. Tissue responsible for increasing height of plants.


D. Tissue responsible for increasing growth of stem.

 4

Write the differences.

Simple tissue and complex tissues in plants.

 5

Write short notes.

Meristematic tissue: