Biology
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 ?
Tissues
7 Likes
Answer
(i) The tissues shown in figures A, B, and C are:
A → Striated muscles
B → Unstriated muscles
C → Cardiac muscles
(ii) One specific location of each in the human body:
- Striated muscles are found in face.
- Unstriated muscles are found in the iris of the eyes.
- Cardiac muscles are found only in the walls of the heart.
(iii) All the muscle types can contract and relax. Thus, they help the body in all its movements and locomotion.
(iv) One structural difference between the tissues A and B:
| Striated muscles | Unstriated muscles |
|---|---|
| Striated muscles are skeletal, and stripped. They are attached to the bones. | Unstriated muscles are smooth, and unstripped. |
(v) Unstriated muscles are not under the control of our will.
Answered By
5 Likes
Related Questions
Distinguish between the following pairs on the basis of the words indicated in the brackets [].
Bone and cartilage [function]
Distinguish between the following pairs on the basis of the words indicated in the brackets [].
Blood and lymph [blood corpuscles]
Draw a neat and labelled diagram of the "basic structural and functional unit of Nervous tissue".
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.