From which of the following plants is a medicine for respiratory disorders obtained?
The point by which Annelida advanced over Nematoda is
In forg’s heart, there are muscular ridges which consist of fibers called
The snake eating snake is
What will you look for to identity the sex of the following?
Which of the following is not absent in Mollusca?
In Echinodermata, tube feet are related with
The mantle in the phylum-Mollusca is a
The Indian salamander is
Earthworms are
The notochord is derived from which of the following layers?
Book lungs are respiratory organs in
Which of the following is a harmful social insect?
Which type of respiratory organs are present in spiders and scorpions?
Which one of the following pairs of items correctly belongs to the category of organs mentioned against it?
Which one is absent in frog?
‘Portuguese man of war’ is
Which of the following is correct for the circulatory system of cockroach?
Which of the following is correctly matched?
In contrast to annelids, the Platyhelminthes show
In Pheretima, the anterior loops carry blood from