1. Meiosis I is reductional division. Meiosis II is equational division due to(a) pairing of homologous chromosomes(b) crossing over(c) separation...

1. Skin is an accessory organ of respiration in(a) humans(b) frog(c) rabbit(d) lizard 2. The alveolar epithelium in the lungs...

1. RBC do not occur in(a) frog(b) cow(c) camel(d) cockroach2. Breakdown product of haemoglobin is(a) Bilirubin(b) Iron(c) Biliverdin(d) Calcium3. Child...

1. Introduction of food plants developed by genetic engineering is not desirable because(a) economy of developing countries may suffer(b) these...

Biotechnology and Its application 1. Genetically engineered bacteria have been successfully used in the commercial production of(a) human insulin(b) testosterone(c)...

1. In double helix of DNA, the two DNA strands are(a) coiled around a common axis(b) coiled around each other(c)...

1. Which is true about Trypanosoma? (a) Polymorphic (b) Monogenetic (c) Facultative Parasite (d) Non-pathogenic 2. Amoebiasis is prevented by...

1. Soil conservation is(a) conversion of sterile soil into fertile one(b) aeration of soil(c) erosion of soil(d) protection against loss...

1. Feet of king fisher are modified for(a) wading(b) perching(c) running(d) catching 2. Bird vertebrae are(a) acoelous(b) heterocoelous(c) amphicoelous(d) procoelous...