MCQ
Parthnocarpy in tomatoes is induced by
- ACytokinin
- ✓Auxin
- CGibberellin
- D$ABA$
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$(i)$ Unicellular, colonial, filamentous, symbiotic or free living.
$(ii)$ The colonies are surrounded by a gelatinous sheath.
$(iii)$ Some can fix atmospheric nitrogen in specialized cells called heterocysts.
$(iv)$ They often form blooms in water bodies.
Matrix
| container | observation |
| $1$ | cell burst |
| $2$ | cell does not change its shape |
Which structure maintains the shape of the cell present in container $2$ and provides the most significant difference between the two cells?
$(1)$ Growth and Reproduction are inclusive events.
$(2)$ unicellular organisms grow by cell division.
$(3)$ Both are exclusive