Biology
Ozone hole refers to

increase in the thickness of ozone layer in troposphere
decrease in the ozone layer in troposphere
hole in ozone layer
decrease in thickness of ozone layer in stratosphere

ANSWER DOWNLOAD EXAMIANS APP

Biology
Normal adult human male has

24 gram of haemoglobin/100 gram of blood
14 gram of haemoglobin/100 gram of blood
10 gram of haemoglobin/100 gram of blood
18 gram of haemoglobin/100 gram of blood

ANSWER DOWNLOAD EXAMIANS APP