State one important function of each of the following:
Q.1. State one important function of each of the following:
(a) Areolar tissue
(b) Cuboidal epithelium
Ans. (a) Fills the space inside the organs, supports internal organs and helps in repair of tissues. (any 1)
(b) Mechanical support.
Q.2. Write the functions of parenchyma cells.
Ans. (a) It provides support to plants.
(b) It also stores food.
(c) In aquatic plants, parenchyma cells filled with air help in buoyancy.
Q.3. Differentiate chlorenchyma and aerenchyma.
Ans. Parenchyma which contains chlorophyll and performs photosynthesis is chlorenchyma. known as
Parenchyma which has air cavities in aquatic plants, and helps in buoyancy is called as aerenchyma.
Q.4. Name the tissue that transmits stimulus in our body. How does this tissue enable animals to move rapidly in response to stimuli?
Ans. (a) Nervous tissue.
(b) The combination of nerve cell and muscle tissue enable animals to move rapidly.
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