Available Answers

1. 1.

   Fill in the blanks.

   1. Groups of similar cells are called _______________.
   2. Xylem and phloem together are called the _______________.
   3. The cells of _______________ epithelium appear flat, hexagonal or irregular in shape.
   4. Muscle cells contain specialized cytoplasm called _______________.
   5. Each genus is further divided into several _______________.
   6. The size of a bacteria varies from _______________ to _______________.
   7. _______________ are an unsegmented body with no head and five radial arms.
   8. Gases are exchanged through small openings on the leaves called _______________.
2. 2.

   Write true or false. Correct the false statements.

   1. Phloem is the food-conducting tissue of plants.
   2. Xylem consists of mainly dead cells.
   3. In gastric glands, the epithelial tissue is specialized to secrete enzymes that help in digestion.
   4. Striated muscles do not have any bands or striations.
   5. Amoeba moves with the help of flagella.
   6. Yeast is also used in the manufacture off vitamins.
   7. the body of arthropoda is divided into head, thorax nd albumen.
   8. Light energy trapped by the chlorophyll is used to convert raw materials into sugars.
3. 3.

   Differentiate between meristematic tissue and permanent tissue.

4. 4.

   Differentiate between xylem and phloem.