Question

When any plane passing through the central axis of the body divides the organism into identical halves, it is called ….(a) Biradial symmetry
(b) Radial symmetry(c) Bilateral symmetry
(d) Asymmetry

Answer 1

Answer:(a) BIRADIAL SYMMETRY.

Explanation:BECAUSE IN BIRADIAL SYMMETRY, THE ORGANISMS CAN BE CUT IN ANY PLANE {SO RADIAL} AND ALSO DIVIDES IT INTO TWO EQUAL PARTS ONLY {SO BI }

THE TERMS IN THE BRACKET IS JUST A TECHNIQUE TO REMEMBER IT.

HENCE BIRADIAL SYMMETRY ..

HOPE IT HEPLED YOU .