________ helps to maintain the continuity of the species.
Reproduction 22
Eukaryotic cell-organelle like ______ and ______ perform asexual reproduction by binary fission.
mitochondria and chloroplasts 23
Body breaks up into several fragments and each fragment starts to live as a new individual. This is ______ type of reproduction.*
fragmentation 24
Fragmentation occurs in algae like ______, and sponges like ______ .
Spirogyra, Sycon 24
A flower is called as ______ if both whorls i.e. androecium and gynoecium are present in the same flower.
bisexual 26
Members of gynaecium are called as ______.
carpels 27
In humans, ______ chromosome is responsible for maleness.*
Y 28
In humans, sperms are produced in _______ .*
the testes 29
Formation of ______ by union of sperm and ovum is called as fertilization.
zygote 29