#Question id: 10362
#Unit 6. System Physiology – Plant
Bacteria can convert atmospheric nitrogen into ammonia,
Several form symbiotic associations with higher plants is given below;
HOST PLANT
N-FIXING SYMBIONTS
A)
Gunnera
i) Frankia
B) Azolla
ii)
Acetobacter
C)
Leguminous
iii) Azospirillum
D) Actinorhizal
iv) Nostoc
E) Sugarcane
v) Anabaena
F) Miscanthus vi) Sinorhizobium
Which of the following combination with the host plants and
n-fixing symbionts is CORRECT?
#Question id: 4975
#Unit 11. Evolution and Behavior
The observation that tusks were limited to males in several species, and were apparently not used in food-gathering, is evidence that the tusks probably
#Question id: 5441
#Unit 8. Inheritance Biology
Two pure line of corn have mean cob length of 15 cm and 5 cm, respectively. 6 polygenes involved in this trait exhibit additive gene action. Crossing these two lines is expected to produce a progeny population with mean cob length of
#Question id: 17197
#Unit 7. System Physiology – Animal
#Question id: 11984
#Unit 10. Ecological Principles