In Musa, inflorescence is :
spadix
corymb
capitulum
polychasial cyme
A.
spadix
When Musa or banana plant becomes mature, the corm stops producing new leaves and begins to form a flower spike or inflorescence. It has spadix type of inflorescence. It is covered by a large bract called spathe and its axis becomes fleshy.
In angiosperms, triple fusion results in the formation of:
zygotic nucleus
polar nucleus
secondary nucleus
primary endosperm nucleus
A flower characterised by monadelphous tubular stamens belongs to :
Solanaceae
Liliaceae
Malvaceae
Brassicaceae
The most accepted theory of ageing is :
less RBC in blood
thymus gland becomes non-functional
brain cells die with ageing
all of the above
Pancreatic duct of a healthy dog is blocked. Which of the functions of pancreas will not be affected ?
Protein digestion
Carbohydrate digestion
Neutralization of chyme
Maintenance of normal blood sugar level
Physiologically active thyroxine exists in which of the following form ?
Unbound
Bound to albumin
Bound to globulin
All of the above
Neurohypophysis secretes
ADH and oxytocin
oxytocin and estrogen
vasopressin and GH
vasopressin and estrogen
In oogamy, fertilization involves :
a small non- motile female gamete and a large motile male gamete
a large motile female gamete and a small non-motile male gamete
a large non- motile female gamete and a small motile male gamete
a large non-motile female gamete and a small non-motile male gamete