Which protist is characterized by a pseudopod? A. euglenoid
B. slime mold
C. ciliate
D. sarcodine

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

Name the organs of humanelemintary canal.

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels