Jee advance

According to which phylogenetic system , dicots are advance with sympetalae conditions ?

Chorionic villus sampling technique is more advance than amniocentesis. Why?

A screw gauge advances by 3mm in 6 rotations. There are 50 divisions on circular scale. Find least count of screw gauge

A screw gauge advances by 3mm in 6 rotations. There are 50 divisions on circular scale. Find least count of screw gauge

Assertion: Mosses are more advanced group of Bryophytes. Reason: Gametophytes of mosses have rhizoids stem like and leaf like structure.

Give four features in which human beings are considered more advanced than apes.

Which organisms are called primitive and how are they different from the so-called advanced organisms?

[A] : The heart of birds is more advanced than the four chambered heart of crocodiles. [R]: in the bird s heart, there is a complete elimination of left aorta.

Read the screwgaug shown bellow Main scale has (1)/(2)mm marks In complete rotation the screw advances by (1)/(2)mm Circular scale has 50 division .