MCQ
Sponges and coelenterates resemble each other in being
- AMonoblastic and acoelomate
- ✓Diploblastic and acoelomate
- CTriploblastic and acoelomate
- DTriploblastic and pseudocoelomate
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$(i)$ Each step or rank in hierarchy is called taxonomic category.
$(ii)$ Species is a group of individual organisms with fundamental similarities capable of breeding among themselves.
$(iii)$ Taxonomic studies of all unknown organisms have led to the development of common categories like kingdom, phylum or division, class, order, family, genus and species.
$(iv)$ Lower the category, greater is the difficulty of determining the relationship to other taxa at the same level.
| Column $-I$ | Column $-II$ |
| $(A)$ Grana of chloroplast | $(1)$ Kreb's cycle |
| $(B)$ Stroma of chloroplast | $(2)$ Light reaction |
| $(C)$ Cytoplasm | $(3)$ Dark reaction |
| $(D)$ Mitochondrial matrix | $(4)$ Glycolysis |