Introduction of foreign genes for improving genotype is
biotechnology
vernalization
tissue culture
genetic engineering
Pure line breed refers to
heterozygosity only
heterozygosity and linkage
homozygosity only
homozygosity and self assortment
If a homozygous red flowered plant is crossed with a homozygous white flowered plant, the offspring would be
half red-flowered
all red-flowered
half white-flowered
half pink-flowered.
Megasporophyll of Cycas has the same nature as
stamen
petal
sepal
carpel
D.
carpel
Megasporophyll of Cycas are borne on female plant which produces ovule. Carpel is also a female reproductive organ of flowering plant. Hence, they both are of same nature. (i.e. female sex organs).
When the filament runs throughout the length of anther, it is called
adnate
dorsi fixed
versatile
syngenesious
Adults of Wuchereria bancrofti attacks
excretory system
nervous system
digestive system
lymphatic system