Structural Organisation in Plants and Animals
Structural Organization in Animals
In which one of the following preparations are you likely to come across cell junctions most frequently
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Read the following four statement (i) - (iv) having certain mistakes in two of them. (i) Adipose tissue is a type of dense connective tissue located beneath the skin (ii) Compound epithelium has extensive role in absorption and secretion (iii) Most of the cartilages in vertebrate embryos are replaced by bones in adults (iv) Smooth muscles are involuntary as their functioning cannot be directly controlled Which of the above statements have mistakes ?
Correct the wrong statements among the following the following .
About how many times does the nymph of Periplaneta americana undergo moulting before becoming an adult ?
give two identify features of an adult male frong .
Draw a neat and well labelled diagram of male reproductive system of a frog.
Frog's heart when taken out of the body continues to beat for sometime . Select the best option from the following statements . I . Frog is a poikilothem . II . Frog does not have any coronary circulation. III . Heart is autoexcitable .
Which of the following structures is correctly matched with its description ?
Which of the following figures shows the mandibles of cockroach ?