Home
Class 11
BIOLOGY
The placenta is attached to the developi...

The placenta is attached to the developing seed near the

A

testa

B

hilum

C

micropyle

D

chalaza

Text Solution

Verified by Experts

The correct Answer is:
B

A seed may have one or two coverings called seed coats. The outer or the only seed coat (if one is present) is called testa while the inner one is named as tegmen. Surface of the seed possesses a fine pore at one end called micropyle. Hilum is a place where funiculus or stalk of seed is borne. Some seeds also show chalaza (place of origin of seeds coats) and raphe (part of funiculus tosed with seed wall).
Promotional Banner

Similar Questions

Explore conceptually related problems

Ribs are attached to:

In these animals, the female retain the eggs inside its body after fertillisation and allows the development of embryo inside the body without providing extra nourishment ot the developing embryo as the placenta is absent. Such animlas are called as

Consider the following statements and choose the correct option. I. The ovule is attached to the placenta by of a stalk called filament. II.The ovule fuses with the stalk in the region called hilum . III.Two protective envelopes of ovule are called integuments. IV. The small opening in the tip of ovule is called germ pores.Of the above statements, are correct.

Consider the following statements with respect to angiosperms. I. The male sex organ in a flower is the stamen.II. The anthers following mitosis produce pollen grains.III. In an embryo sac, the Primary Endosperm Nucleus (PEN) is diploid. IV. After double fertilisation the ovules develop into seeds and ovaries develop into fruit. Of the above statements.

What is placenta?

Define a seed.

Endosperm of the seed develops from the

A growing seeding is kept in the dark room. A burning candle is placed near it for a few days, The tip part of the seeding bends towards the burning candle. This is an example of …….. .

In motor vehicles, a convex mirror is attached near the driver's seat to give him the view of the traffic behind. What is the special function of this convex mirror which a plane mirror can not do ?

After fertilization , ovule develops into seed and ovary into fruit .