Question

Black rust of wheat is caused by. (1) Alternaria solani (2) Ustilago tritici (3) Puccinia graminis (4) Claviceps purpurea ​

Answer 1

temperature – eg 10 degrees Celsius (°C)

mass 10– eg 5 kilograms (kg)

energy – eg 2,000 joules (J)

distance – eg 19 metres (m)

speed – eg 8 metres per second (m/s)

density – eg 1,500 kilograms per metre cubed (kg/m 3)

Answer 2

Answer:

please do me a help,reply all my questions