Draw a neat diagram of digestive system of frog.

9 Distinguish between  (a) Simple epithelium and compound epithelium(b) Cardiac muscle and striated muscle(c) Dense regular and dense irregular connective tissues(d) Adipose and blood tissue(e) Simple gland and compound gland  10 Mark the odd one in each series:  (a) Areolar tissue; blood; neuron; tendon(b) RBC; WBC; platelets; cartilage(c) Exocrine; endocrine; salivary gland; ligament(d) Maxilla; mandible; labrum; antennae(e) Protonema; mesothorax; metathorax; coxa  11 Mention briefly about the circulatory system of earthworm 13 Mention the function of the following(a) Ureters in frog(b)Malpighian tubules(c) Body wall in earthworm