Kangaroo has an abdominal pouch known as__________?
Kangaroo has an abdominal pouch known as__________?
A. placenta
B. guttural pouch
C. marsupial
D. all of these
A. placenta
B. guttural pouch
C. marsupial
D. all of these
A. Chicken farming
B. Horse forming
C. Silkworm farming
D. Honey bee farming
Nitrifying bacteria are the examples of___________?
A. Hetrotrophic bacteria
B. Chemosynthetic bacteria
C. Saprophytic bacteria
D. Parasitic bacteria
Aquatic arthropods respire through__________?
A. Spiracles
B. Gills
C. Book lungs
D. Both b and c
A. Genotype
B. Karyotype
C. Gene pool
D. Lethal gene
A. C4 plants
B. C3 plants
C. C2 plants
D. CAM plants
95% of the cytoplasm of RBCs is____________?
A. Hemoglobin
B. Enzymes
C. Salts
D. Other proteins