Reproduction And Development In Angiosperms

Sponsor Area

Question
ICSEENIBI12028394

Given one difference between each of the following:

Simple fruit and Aggregate fruit.

Solution

Simple Fruits Aggregate Fruits
These are derived from single carpel or more than one fused carpels of flower. These develop from several ovaries of free carpels of same flower.

Sponsor Area

Question
ICSEENIBI12028446

Give scientific terms for each of the following :

 Development of embryo from the egg without the process of fertilization.

Solution

Parthenogenesis

Question
ICSEENIBI12028456

a) Give any four anatomical difference between monocotyledonous and dicotyledonous leaf.

(b) Explain the phases of growth in meristem of plants.

(c) Draw a neat labelled diagram of a matured anatropous ovule before fertilization.

Solution

(a)

Monocotyledenous leaf Dicotyledonous leaf
Isobilateral leaf Dorsiventral leaf
Bulliform cells absent Bulliform cells is present on the upper surface of the leaf
Stomata present more on the lower surface of leaf.  Stomata equally distributed on both the surface. 
The mesophyll is two palisade and spongy parenchyma.  The mesophyll contains only spongy parenchyma



(b) The group of young, similar, living and thin walled cells that have te capacity of active cell division are called meristems or meristemaic tissues.

(C)

Question
ICSEENIBI12028504

Give scientific terms for each of the following

The development of more than one embryo in a seed.

Solution

Polyembryony