Question:
Give three features of cardiac muscles.
Answer:
- Cardiac muscles of the heart show rhythmic contraction and relaxation throughout life.
- These are involuntary muscles and form the walls of the heart.
- They are cylindrical, branched and uninucleate.
- They show characteristics of both striated and unstriated muscles.
Tissues
Q 1.
Which tissues are called covering or protective tissues?
Q 2.
Fill In the Blanks :
The study of the structure of tissues and organs is known as ______ .
Q 3.
Fill In the Blanks :
Permanent tissues are those which have lost the capacity to _____.
Q 4.
Which connective tissue connects bones to muscles?
Q 5.
Name the fat-storing tissues? Where are they located? How do these tissue help?
Q 6.
Which tissues are responsible for the axial growth of plants?
Q 7.
What is main purpose of stratified epithelium?
Q 8.
Name the following:
Isodiametric cells, thin cell wall, large vacuoles, living, packing tissue in plants
Q 9.
Identify the location of the following connective tissues.
(a) Blood
(b) Lymph
(c) Bone
(d) Cartilage
(e) Tendons
Q 10.
Why are Xylem and Phloem known as conducting tissues?
Q 11.
Why are Xylem and Phloem called as vascular tissues?
Q 12.
Where do you find simple squamous in an animal body?
Q 13.
Name the following:
Tissues present in the brain
Q 14.
How are complex tissues different from simple tissues?
Q 15.
Why are Xylem and Phloem are called vascular or conducting tissues?
Q 16.
Which plant tissue is considered to have played an important role in the survival of terrestrial plants?
Q 17.
Where do we find epithelial tissues on animal body?
Q 18.
What does plasma contain?
Q 19.
Name the following:
Plant tissue help in bending leaf stalk
Q 20.
Which tissue primarily attributes to easy bending of various parts of plants (like stem, leaves)?
Q 21.
Based on functions performed, list the types of animal tissues.
Q 22.
Name types of simple tissues.
Q 23.
Name the tissue responsible for the movement in our body.
Q 24.
Where do we find intercalary meristem?
Q 25.
What is the structure and nature of Parenchyma tissue?
Q 26.
Where do you find collenchyma tissues in plants?
Q 27.
What is the primary surface tissue of the entire plant?
Q 28.
List the cellular elements of xylem tissue?
Q 29.
What is the main function of cuboidal epithelium?
Q 30.
What are constituents of blood tissue?
Q 31.
Where do we find Areolar tissue? What are its functions?
Q 32.
Where do we find cardiac tissues? What are the functions of cardiac tissues?
Q 33.
Name the following:
It provides buoyancy to lotus plant help it float.
Q 34.
Name the following:
Tissues also called erthyrocytes and transport oxygen.
Q 35.
Name the following:
Animal tissue having rhythmic contraction and relaxation throughout life.
Q 36.
Why do plant tissue require less amount of energy in comparison to animal tissues?
Q 37.
Why do animals tissues require more energy as compared to plant tissues?
Q 38.
Which tissue makes up the husk of coconut?
Q 39.
What are the constituents of phloem?
Q 40.
Give three features of cardiac muscles.
Q 41.
Which plant tissues are often called as stone cells?
Q 42.
Which meristem replaces epidermis as the protective covering?
Q 43.
List functions of phloem tissue?
Q 44.
Based on layer and shape of cells, how Epithelial tissues can be classified?
Q 45.
How will you identify Columnar epithelium? Where are these tissues located?
Q 46.
What are different types of muscle tissues? Also list which of these are voluntary or involuntary.
Q 47.
Why are striated muscles called skeletal muscles?
Q 48.
What are identification marks of striated muscles when seen under microscope?
Q 49.
Do all cells respond to stimuli or this ability is possessed by nerve cells only?
Q 50.
Where do we find nerve cells?
