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1. Mention the scientific name of cockroach, 2. Where do you find the following structure in, human body, a)Collagen fibre, b)Axons, c) Squamous epithelium, d)Smooth muscle, 3. Select the odd one out in the following series, Areolar tissue, blood, neuron, tendon, 4. Name the mouth parts of cockroach, 5.Write any 2 difference between male and female cockroaches