Structural Organisation in Plants and Animals
Structural Organization in Animals
The cell junctions called tight, adhering and gap junctions are found in
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How many times do nymphs moult to reach the adult form of cockroach ?
Identify the incorrect statement about frog.
The given figure represent heat region of cockroach. In which one of the options all the four parts A,B,C and D are labelled correctly ?
Assertion : Exretion in cockroach occurs by Malpighian tubules Reason : Each Malpighian tubule is lined by on-ciliated columnar cells.
Bone is connected to muscles with the help of
In the given diagram of a leg of cockroach, parts have been indicated by alphabets. Select the answer in which these alphabets have been correctly matched with the parts which they indicate
Distinguish between the following (a) Prostomium and peristomium (b) Septal nephridium and pharyngeal nephridium
Which of the following is a transparent tissue ?