Q420
Highest chromosomal number is seen in
A.
Morus alba
B.
Morus nigra
AnswerC.
Morus rubra
D.
Morus indica
Answer: Option B
Solution
Answer: Option B
Solution:
The highest chromosomal number is seen in Morus nigra.Morus nigra, called black mulberry, is a species of flowering plant in the family Moraceae.
It is a deciduous tree growing to 12 metres tall by 15 m broad. The leaves are 10 - 20 centimetres long by 6 - 10 cm broad - up to 23 cm long on vigorous shoots, downy on the underside, and the upper surface rough with very short, stiff hairs.
The black mulberry is known for its large number of chromosomes. It has 308 (44x ploidy) chromosomes.