SEXUAL REPRODUCTION IN FLOWERING PLANTS(I)
Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
. In the anther wall:
Tapetum lies between endothecium and middle layers | |
Tapetum lies just inner to the endothecium | |
Middle layers lies between endothecium and tapetum | |
Endothecium lies inner to the middle layers |
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
An egg-apparatus contains (
An egg + two antipodals | |
An egg + Secondary nucleus | |
An egg + Two synergids | |
Antipodal cell + synergid |
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
The first cell of suspensor towards Micropyle which absorbs food material is:
Hypophysis | |
Haustoria | |
Radicle | |
Transverse cell |
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which of the following statements is false?
Some 2000 years old viable seeds of Phoenix dactylifera were discovered during archaeological excavation of King Herod's palace near Dead Sea | |
Record of 10, 000 years of dormancy of seeds has been estimated in Lupinus arcticus | |
The number of seeds in each fruit in case of orchid and some parasitic forms like Orobanche and Striga is one | |
Many fruits have evolved mechanisms for dispersal of seeds |
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Identify the type of ovule present in Piper nigrum:
Anatropous | |
Orthotropous | |
Campylotropus | |
Amphitropus |
There are 5 questions to complete.