Write true (T) or false (F)
(a) Epithelial tissue is protective tissue in animal body.
(b) The lining of blood vessels, lung alveoli and kidney tubules are all made up of epithelial tissue.
(c) Epithelial cells have a lot of intercellular spaces.
(d) Epithelial layer is permeable layer.
(e) Epithelial layer does not allow regulation of materials between body and external environment.
If a potted plant is covered with a glass jar, water vapours appear on the wall of glass jar. Explain why?
Match the column (A) with the column (B)
(A) (B)
(a) Parenchyma (i) Thin walled, packing cells
(b) Photosynthesis (ii) Carbon fixation
(c) Aerenchyma (iii) Localized thickenings
(d) Collenchyma (iv) Buoyancy
(e) Permanent tissue (v) Sclerenchyma
Iqbal has to push a lighter box and Seema has to push a similar heavier
box on the same floor. Who will have to apply a larger force and why?
Match the column (A) with the column (B)
(A) (B)
(a) Fluid connective tissue (i) Subcutaneous layer
(b) Filling of space inside the organs (ii) Cartilage
(c) Striated muscle (iii) Skeletal muscle
(d) Adipose tissue (iv) Areolar tissue
(e) Surface of joints (v) Blood
(f) Stratified squamous epithelium (vi) Skin
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