1.
If the tip of the sugarcane plant is removed from the field, even then it keeps on growing in length. It is due to the presence of:
2.
Simple epithelium is a tissue, which form the outer protective layer of the skin of the animal body, is composed of cells which are
3.
Connective tissues are the tissues that help to bind or connect other tissues in the body. They have widely spaced cells embedded in a matrix having a variety of proteins, polysaccharides and mineral salts. Can you identify the connective tissues among the following?
i. Ligament
ii. Epithelium
iii. Tendon
iv. Blood
4.
Meristemetic tissues are those which help in increasing the length and girth of the plan. Which of the following statements given below is correct about the meristematic tissue?
5.
Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non- cellular structure called the
6.
7.
A person met with an accident in which two long bones of his hand were dislocated. Which among the following may be the possible reason for this?
8.
Xylemis the specializedtissue of the plants that transports water and nutrients from the soil to the upper parts like stems and leaves of plant and provides mechanical support to them. It is composed of four different types of the cells. Which of the following is not one a type of cell found in xylem tissues?
9.
Which of the following statements is incorrect?
i. Parenchyma tissues have intercellular spaces.
ii. Collenchymatous tissues are irregularly thickened at corners.
iii. Apical and intercalary meristems are permanent tissues.
iv. Meristematic tissues, in its early stage, lack vacuoles.
10.