11.
Match the following columns:
Column I Column II
a. Magnesium 1. Found in middle lamella
b. Sulphur 2. A structural component of chlorophyll
c. Calcium 3. Required for enzymatic activity
d. Manganese 4. Found in some amino acids

12.
Which experiment proved that DNA is the genetic material?

13.
In plant breeding, undesirable linkages can be broken by

14.
In humans apoptosis occurs in except

15.
In humans, an XO individual has how many barr body in her cells

16.
The mitochondria term is coined by

17.
In wheat, cross-pollination is

18.
Degeneration of Genetic codon is attributed to

19.
Match the following:
Column A Column B
a. Vigna mungo 1. Blackgram
b. Vigna unguiculata 2. Cow pea
c. Cajanus cajan 3. Redgram
d. Cicer arietinum 4. Bengalgram

20.
The seed certification agency certifies the