Biology
Answer
The various types of animal tissue and their functions are as follows:
- Epithelial Tissue — It covers the surface of body and forms the lining of various body cavities and internal organs.
- Connective Tissue — This tissue connects various other tissues and organs, as well as it provides support to different organs to keep them in proper position.
- Muscular Tissue — It forms the muscles of arms, legs, heart, alimentary canal etc., that contracts and relax. They help in movements and locomotion.
- Nervous Tissue — This tissue is made up of elongated cells called neurons. Their function is transmission of messages to brain and back to body parts.
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Distinguish between the following pairs on the basis of the words indicated in the brackets [].
Blood and lymph [blood corpuscles]
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Study the figures given below and answer the following questions :



(i) Identify the kind of tissues shown as A, B and C.
(ii) Write one specific location of each in the human body.
(iii) Mention one common function of all.
(iv) Write one structural difference between the tissues A and B.
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The figures given below represent three kinds of supporting tissues in plants.

A

B

C
(i) Mention the name of tissues (A), (B) and (C).
(ii) Write one structural difference between the tissues A and B.
(iii) Which of these tissues is located in the petiole of a leaf ?
(iv) Write one functional difference between the tissues A and C.
(v) Name the tissue in which the cells are long, narrow, thick-walled and dead.