House fly spreads—
1). Filaria
2). Jaundice
3). Cholera
4). T.B.
'Barr body' is derived from
1). autosomes in males
2). autosomes in females
3). X-chromosome in female
4). X-chromosome in males
Which would do maximum harm to a tree?
1). The loss of its bark
2). The loss of half of its leave.
3). The loss of all its leaves
4). The loss of half of its branches
In which of the following groups of animal the heart pumps only deoxygenated blood?
1). Fishes
2). Reptile
3). Birds
4). Amphibians
What percentage of the water that filters into the nephron is reabsorbed?
1). 25%
2). 75%
3). 85%
4). 99%