Question

Which of the following characteristic does not occur in pinus?

• A. Pollen grains are produced in such a large number as to form yellowish cloud
• B. Each vascular bundle in the long shoot of Pinus consis of xylem facing towards the centre of the shoot
• C. Pinus is a homosporous gymnosperm
• D. Microsporophyll of Pinus bears two oblong microsprangia abaxially on the proximal part

Answer 1

The correct option is C Pinus is a homosporous gymnosperm

Pinus produces two types of spores. the Macrospores produced by the macrosporangia and the Microspores produced by the microsporangia. Hence Pinus is Heterosporous.

So, the correct option is C 'Pinus is a homosporous Gymnosperm'