Question:
What is aerenchyma?
Answer:
It is a specialized parenchyma found in aquatic plants. It consists of network of cells that enclose large air cavities. It provides buoyancy to the plants to help them float
Tissues
Q 1.
Which tissues are called covering or protective tissues?
Q 2.
What are the identifying features of collenchyma tissue?
Q 3.
Where do you find collenchyma tissues in plants?
Q 4.
Which plant tissues are often called as stone cells?
Q 5.
Name the following:
Animal tissue having rhythmic contraction and relaxation throughout life.
Q 6.
What is the role of xylem tissue?
Q 7.
Why are Xylem and Phloem called as vascular tissues?
Q 8.
What is the main function of cuboidal epithelium?
Q 9.
What do you mean by 'Differentiation' in plant tissues?
Q 10.
Why are Xylem and Phloem known as conducting tissues?
Q 11.
Which tissue primarily attributes to easy bending of various parts of plants (like stem, leaves)?
Q 12.
Why vascular tissue is considered a distinctive feature responsible for the survival of plants in terrestrial plants?
Q 13.
What is main purpose of stratified epithelium?
Q 14.
Name the constituents of matrix found in cartilage.
Q 15.
What are identification marks of striated muscles when seen under microscope?
Q 16.
What is the unit of nervous tissues?
Q 17.
Which Phloem cellular element has a tubular structure with perforated walls?
Q 18.
Identify the location of the following connective tissues.
(a) Blood
(b) Lymph
(c) Bone
(d) Cartilage
(e) Tendons
Q 19.
How long a nerve cell can be?
Q 20.
Fill In the Blanks :
The study of the structure of tissues and organs is known as ______ .
Q 21.
Why are Xylem and Phloem known as complex permanent tissues?
Q 22.
Where blood is formed in our body?
Q 23.
What are different types of muscle tissues? Also list which of these are voluntary or involuntary.
Q 24.
Name the following:
Tissue that connects muscles to bone in humans
Q 25.
Give three features of cardiac muscles.
Q 26.
Which tissues are responsible for the secondary growth of plants?
Q 27.
Name the following:
Tissue that transports food in plants
Q 28.
Which tissues are responsible for the axial growth of plants?
Q 29.
Name the tissue responsible for the movement in our body.
Q 30.
How does epidermis help xerophytes?
Q 31.
Which meristem replaces epidermis as the protective covering?
Q 32.
Are Collenchyma tissues present in roots of the plants?
Q 33.
Why do meristematic cells lack vacuoles?
Q 34.
Based on functions performed, list the types of animal tissues.
Q 35.
How will you identify Columnar epithelium? Where are these tissues located?
Q 36.
Where do we find glandular columnar epithelia? What are their main role?
Q 37.
What are the constituents of connective tissues?
Q 38.
List the type of intercellular matrix present in the following connective tissues.
(a) Blood
(b) Lymph
(c) Bone
(d) Cartilage
(e) Tendons
(f) Ligaments
(g) Areolar Tissue
(h) Adipose tissue
Q 39.
Why type of inter cellular matrix is found in bone tissue? What are its constituents?
Q 40.
Which connective tissue connects bones to muscles?
Q 41.
Name the following:
Tissue that forms the inner lining of our mouth
Q 42.
Name the following:
Connective Tissue with a fluid matrix
Q 43.
Name the following:
Tissues present in the brain
Q 44.
Name the following:
Supportive plant tissues containing stone cells.
Q 45.
Name the following:
Plant tissue help in bending leaf stalk
Q 46.
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 47.
What are the constituents of phloem?
Q 48.
Where do we find intercalary meristem?
Q 49.
Where do you find Parenchyma cells in Plants?
Q 50.
Which tissue is known as living mechanical tissue?
