Choose an appropriate question tag for the blank.
The hot areas have the greatest need for tree cover, __________?
The hot areas have the greatest need for tree cover, don’t they?
The crackers were lit, _______ they?
Adult human RBCs are enucleated. Which of the following statement(s) is/are the most appropriate explanation for this feature? (a) They do not need to reproduce. (b) They are somatic cells. (c) They do not metabolise. (d) They have a high surface area to volume ratio for more oxygen to be transported.