A. External effects of environment
B. Internal conditions within the plant itself, i.e. Embryo dormancy or seed coat dormancy
C. Both (a) & (b)
D. None of these
Related Mcqs:
- Himalayan foothills and the Potwar region including ______ are covered with the scrub forests which have been reduced to scanty growth at most of the places:
A. Salt Range
B. Kala Chitta Range
C. Both (a) & (b)
D. None of these - The light of cities is reduced in comparison to villages due to the presence of:
A. SO2 and SO3
B. SO2 and oxides of nitrogen
C. Hydrocarbons and N2O
D. Suspended particulate matter - Soaking seeds in water is:
A. The purpose of soaking seeds in water is to modify hard seed coats remove inhibitors
B. And soften seeds to reduce the time of germination
C. Both (a) & (b)
D. None of these - Zizyphus mauritiana period of ripening of seeds is:
A. January – March
B. March – April
C. November – December
D. None of these - Terminalia arjuna period of ripening of seeds is:
A. January – March
B. February – May
C. November – December
D. None of these - Parkinsonia aculeate period of ripening of seeds is:
A. January – March
B. March – April
C. May
D. September – October - Morus alba period of ripening of seeds is:
A. January – March
B. April – June
C. November – December
D. September – October - Eucalyptus tereticornis period of ripening of seeds is:
A. January – March
B. March – April
C. February – April
D. September – October - Eucalyptus microtheca period of ripening of seeds is:
A. September
B. March – April
C. February – April
D. None of these - Dalbergia sissoo period of ripening of seeds is:
A. January – February
B. March – April
C. February – April
D. None of these
Mcq Added by: admin