Identify the correct sequence of steps involved in the treatment of sewage
(i) Growth of aerobic microbes to reduce BOD (ii) Sequential filtration for removing floating debris (iii) Production of inflammable gas (iv) Growth of anaerobic microbes for digestion of bacteria

Which of the following is or are included in secondary treatment of sewage? (i) Anaerobic microbe (ii) Aerobic microbe (iii) Autotrophic microbe (iv) Heterotrophic microbe (v) Bacteria (vi) Fungi

Which of the following is or are included in secondary treatment of sewage? (i) Anaerobic microbe (ii) Aerobic microbe (iii) Autotrophic microbe (iv) Heterotrophic microbe (v) Bacteria (vi) Fungi

Which of the following shows the correct sequence of steps involved in breeding a new genetic variety of a crop (I) Selection and testing of superior recomnbinants (ii) Gerplasm collection (iii) Cross hybridisation among the selected parents (iv) Evaluation and selection (v) Testing, relases and commericalisation of new cultivars

Which of the following shows the correct sequence of steps involved in breeding a new genetic variety of a crop (I) Selection and testing of superior recomnbinants (ii) Gerplasm collection (iii) Cross hybridisation among the selected parents (iv) Evaluation and selection (v) Testing, relases and commericalisation of new cultivars

Identify the correct sequence of steps in RNA-interference (RNAi) process to develop nematode resistant plants (i) Silencing of specific mRNA of the nematode (ii) Formation of sense and antisense RNA (iii) dsRNA formation (iv) Introducing nematode specific genes into plant

Identify the correct sequence of steps in RNA-interference (RNAi) process to develop nematode resistant plants (i) Silencing of specific mRNA of the nematode (ii) Formation of sense and antisense RNA (iii) dsRNA formation (iv) Introducing nematode specific genes into plant

Identify the correct order of steps in heterogeneous catalysis. (i) Adsorption of reactant molecules on the surface of the catalyst. (ii) Diffusion of reactant to the surface of the catalyst. (iii) Formation of reactions product on the catalyst surface. (iv) Diffusion of reactions product from the catalyst surface. (v) Formation of activated intermediate.

Identify the correct order of steps in heterogeneous catalysis. (i) Adsorption of reactant molecules on the surface of the catalyst. (ii) Diffusion of reactant to the surface of the catalyst. (iii) Formation of reactions product on the catalyst surface. (iv) Diffusion of reactions product from the catalyst surface. (v) Formation of activated intermediate.

Select the correct sequence of events in a sewage treatment process. A. Passages of primary effluent into large aeration tanks for mechanical agitation and pumping or air . B. Passage of effluent into the settings tank and formation of activated sludge. C. Physical removal of particles thought filtration and sedimentation . D. Release of effluent from the secondary temperature plant into natural water bodies. E. Growth of useful aerobic microbes into flocs which significantly reduce the BOD.