Segmentation in the body is first observed in which of the following:
(a) Platyhelminthes (b) Aschelminthes (c) Annelida (d) Arthropoda
The body segmentation first appeared in the phylum, Annelida (annulus meaning little ring).
1. Which bacteria cause the greatest harm in the food industry?
2. The scientific study of livings is called
3. The tallest and thickest type of grass is
4. Which part of human eye controls the amount of light entering the eye?
5. Which one of the following phylum is characterised by absence of true coelom?
6. The sense of balance is achieved by:
8. The breathing centre in the brain responds to changes in the
9. Photosynthesis in plants takes place in
10. Which type of pathogen causes the water-borne disease Typhoid fever?