IGNOU BBYET-143 December 2024 Previous Year Question Paper

Q1.(a) Write botanical names of the following plants : 1x5=5 @ Groundnut Gi) Oat

(iii) Rye

(iv) Barley

(v) Corn

(b) Fill in the blanks : 1x5=5 @)_ Tea is tolerant to high level of which is a diagnostic character for determining good tea soil. Gi) The German botanist was first to propose the importance of plant tissue and cell culture in 1902. Gii) A complex nutritive medium composed of chemically defined compounds is called as we.

(iv) Amplification products separated by gel electrophoresis are visualized by जलन staining under gel documentation system.

(v) In blue-white screening technique, the colonies formed by non-recombinant cells appear in colour.

Q2.Explain the process and genetic basis of domestication of plants.

Q3.Write botanical name of coffee producing plant.

Q4.Discuss the morphology of the plant and steps for processing of coffee production. Mention the different uses of coffee.

Q5.Discuss the various methods of gene transfer in plants. Write the various applications of genetic engineering.

Q6.Discuss the nutritional advantage of legumes. Enlist their bioactive compounds and comment on health benefits of legumes.

Q7.With the help of a diagram, explain the haploid production through androgenesis and gynogenesis. Mention different applications of haploid production.

Q8.Write short notes on any four of the following : 25x4=10

(a) Germplasm conservation

(b) Embryo rescue

(c) Southern blotting

(d) Polymerase Chain Reaction (PCR)

(e) Wood distillation 1x5=5

(ii) WE coe SRA Th ERI Be SAT