Q.2 Embryo sac is to ovule as ......... is to an anther.
1. stamen
2. filament
3. pollen grain
4. androecium
From among the sets of terms given below, identify those that are associated with the gynoecium :
1. Stigma, ovule, embryo sac, placenta
2. Thalamus, pistil, style, ovule
3. Ovule, ovary, embryo sac, tapetum
4. Ovule, stamen, ovary, embryo sac
Starting from the innermost part, the correct sequence of parts in an ovule is
1. egg, nucellus, embryosac, integument
2. egg, embryosac, nucellus, integument
3. embryosac, nucellus, integument, egg
4. egg, integument, embryo sac, nucellus
In a fertilised embryo sac, the haploid, diploid, and triploid structure are
(1) synergid, zygote and primary endosperm nucleus
(2) synergid, antipodal and polar nuclei
(3) antipodal, synergid and primary endosperm nucleus
(4) synergid, polar nuclei and zygote