GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
46. | Name the cyanobacteria which are helpful in fixing atmospheric nitrogen. | ||
A. | Heterocysts. | ||
B. | Nostoc. | ||
C. | Akinetes. | ||
D. | Hormogonia. | ||
47. | Name the class that contains seedless plants. | ||
A. | Angiospermae. | ||
B. | Gemnospermae. | ||
C. | Paraphsys. | ||
D. | Filicineae. | ||
49. | How much water approximately is required to excrete 1 kg of ammonia nitrogen? | ||
A. | 500 ml. | ||
B. | 5 litre. | ||
C. | 300 litre. | ||
D. | 500 litre. | ||
50. | Which disease causes immobility and fusion of vertebral joint? | ||
A. | Sciatica. | ||
B. | Spondylosis. | ||
C. | Disc slip. | ||
D. | Rickets. | ||