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.
Related Questions
Draw a neat and labelled diagram of the "basic structural and functional unit of Nervous tissue".
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.
(v) Which of these two tissues are not under the control of our will ?
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.
Leesha fell from her bicycle and fractured one bone in her forearm. The X-ray confirmed a crack, so the doctor placed her arm in a plaster cast to keep the bone steady until it healed. While explaining the treatment, the doctor told her that bones are strong because of certain minerals stored in them.
(i) Bones are classified under which type of animal tissue?
(ii) Name two minerals that make bones strong.
(iii) State one important role of bones in vertebrates apart from movement.
(iv) Mention one other tissue in vertebrates that provides support and has a structure similar to bone.
(v) Name one location in the human body where the tissue mentioned in (iv) is found.