The living together of two or more species in a prolonged and intimate ecological relationship is called________________?

A. Xerophytes
B. Amphibiophytes
C. Mesophytes
D. Hydrophytes

A. Crop seeds
B. weed seed
C. Both a and b
D. non of these

A. Pakistan
B. Turkey
C. China
D. non of these

A. RBD
B. SPD
C. AD
D. LSD

A. 50°c for 3-7 days
B. 45°c for 3-8 days
C. 54°c for 2-6 days
D. None of the above