Q.1. The kind of epithelium which forms the inner walls of blood vessels is(a) cuboidal epithelium(b) columnar epithelium(c) ciliated columnar epithelium(d) squamous epithelium Q.2. The cell junctions called tight, adhering and gap junctions are found in(a) connective tissue (b) epithelial tissue(c) neural tissue (d) muscular tissue Q.3. Housefly possesses(a) two pairs of wings (b) one … Read more
Q.1. During formation of leaves and elongation of stem, some cells ‘ left behind’ from the shoot apical meristem, constitute __(a) Lateral meristem (b) Axillary bud(c) Cork cambium (d) Fascicular cambium Q.2. Function of companion cells is(a) providing energy to sieve elements for active transport.(b) providing water to phloem.(c) loading of sucrose into sieve elements … Read more
Q.1. Floridean starch is found in (a) Chlorophyceae(b) Rhodophyceae (c) Phaeophyceae(d) Cyanophyceae Answer (b) Reserve food in red algae (Rhodophyceae) is floridean starch. In green algae (Chlorophyceae), reserve food is starch. In brown algae Phaeophyceae, reserve food is laminarin and mannitol. In Cyanophyceae, reserve food is cyanophycean starch. Q.2. Peat moss is another name of(a) … Read more
