Choose the correct option for the given statements:
$(i)$ In western countries, a large number of pollen products in the form of syrups are available in the market.
$(ii)$ In rice, pollen grains lose viability within $30$ minutes of their release.
$(iii)$ Pollen grains are stored at $-196^{\circ}C$ (cryopreservation) in liquid nitrogen, not at room temperature, for future use.
$(iv)$ Pollen grains are released from the anther, not from the seeds of wheat and rice.

  • A
    $(i)$, $(iii)$ and $(iv)$ true
  • B
    $(i)$ and $(ii)$ true
  • C
    $(i)$, $(ii)$ and $(iv)$ true
  • D
    $(i)$ true

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Similar Questions

Assertion : Pollen mother cells $(PMCs)$ are the first male gametophytic cells.
Reason : Each $PMC$ gives rise to two pollens.

Identify the wrong statements.

Match the items in Column-$I$ with those in Column-$II$ and select the correct option:
Column-$I$Column-$II$
$(1)$ Pollination by water$(a)$ Grass
$(2)$ Pollination by wind$(b)$ Free-nuclear endosperm
$(3)$ Coconut water$(c)$ Guava
$(4)$ Fleshy fruit$(d)$ Hydrilla

An $8$-nucleate embryo sac is $..........$.

Match the plants given in Column-$I$ with their type of endosperm or seed characteristic in Column-$II$. Choose the correct answer from the options given below.
Column-$I$Column-$II$
$i$. Coconut$a$. Helobial
$ii$. Balsam$b$. Perisperm
$iii$. Asphodelus$c$. Nuclear
$iv$. Black pepper$d$. Cellular

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