Question:
List the characteristics of meristematic tissues.
Answer:
- They are actively dividing cells and they divide throughout the life.
- Cells are compactly arranged, NO intercellular spaces.
- Lack vacuoles
- Cells have dense cytoplasm, thin cell walls
- Prominent Nuclei
Tissues
Q 1.
What are the identifying features of collenchyma tissue?
Q 2.
Which tissues are called covering or protective tissues?
Q 3.
What is main purpose of stratified epithelium?
Q 4.
Where do you find collenchyma tissues in plants?
Q 5.
Identify which of the following plant tissues are living or dead?
Apical Meristem, Parenchyma, Aerenchyma, Collenchyma, Sclereids, Tracheids, Xylem Fibres, Xylem Parenchyma, Phloem fibre, Phloem Parenchyma, Vessel, Sieve Tubes
Q 6.
Which plant tissues are often called as stone cells?
Q 7.
Name the following:
Animal tissue having rhythmic contraction and relaxation throughout life.
Q 8.
How are complex tissues different from simple tissues?
Q 9.
Why are Xylem and Phloem known as complex permanent tissues?
Q 10.
Where do we find epithelial tissues on animal body?
Q 11.
What is the unit of nervous tissues?
Q 12.
How does epidermis help xerophytes?
Q 13.
Name the following:
Type of Connective Tissue having matrix made of calcium phosphate
Q 14.
List the cellular elements of xylem tissue?
Q 15.
What is the common characteristic in different connective tissues?
Q 16.
Fill In the Blanks :
Xylem is composed of _______, ______, ________ and _______.
Q 17.
Name the following:
Supportive plant tissues containing stone cells.
Q 18.
Name the following:
Human tissue that helps in the movement of ova in the fallopian tube.
Q 20.
Where do you find Parenchyma cells in Plants?
Q 21.
List the functions of the epidermis.
Q 22.
Why vascular tissue is considered a distinctive feature responsible for the survival of plants in terrestrial plants?
Q 23.
Which Phloem cellular element has a tubular structure with perforated walls?
Q 24.
Where do you find simple squamous in an animal body?
Q 25.
Where blood is formed in our body?
Q 26.
Why are striated muscles called skeletal muscles?
Q 27.
How long a nerve cell can be?
Q 28.
How are muscles tissues related to nerve cells?
Q 29.
Fill In the Blanks :
The study of the structure of tissues and organs is known as ______ .
Q 30.
Name the following:
Connective Tissue with a fluid matrix
Q 31.
Why the cell walls of collenchyma tissues are unevenly thickened?
Q 32.
Name the chemical released by cork cells?
Q 33.
Name two types of complex tissues.
Q 34.
Why are Xylem and Phloem are called vascular or conducting tissues?
Q 35.
Which plant tissue is considered to have played an important role in the survival of terrestrial plants?
Q 36.
Why do meristematic cells lack vacuoles?
Q 37.
What is the main function of cuboidal epithelium?
Q 38.
How will you identify Columnar epithelium? Where are these tissues located?
Q 39.
What is Haematology?
Q 40.
Where do we find Areolar tissue? What are its functions?
Q 41.
Which muscle tissues show characteristics of both striated and unstriated muscles?
Q 42.
What is myelin sheath? Where do we find it?
Q 43.
Fill In the Blanks :
Permanent tissues are those which have lost the capacity to _____.
Q 44.
Give three features of cardiac muscles.
Q 45.
List the characteristics of meristematic tissues.
Q 46.
Where do we find intercalary meristem?
Q 47.
Are Collenchyma tissues present in roots of the plants?
Q 48.
What is the role of xylem tissue?
Q 49.
Why are Xylem and Phloem called as vascular tissues?
Q 50.
What is the shape of simple squamous tissue?
