Question : Polyploidy arises due to change in the

Option 1: number of chromatids

Option 2: structure of genes

Option 3: number of chromosomes

Option 4: structure of chromosomes

Question : Crossing over occurs during:

Option 1: Leptotene

Option 2: Zygotene

Option 3: Pachytene

Option 4: Diplotene

Question : Direction: Which one of the given responses would be a meaningful order of the following?

1. Absorption

2. Digestion

3. Nutrition

4. Excretion

Option 1: 3, 1, 2, 4

Option 2: 2, 1, 3, 4

Option 3: 3, 4, 2, 1

Option 4: 3, 2, 1, 4

Question : Direction: Which one of the given responses would be a meaningful order of the following?

1. Chapter

2. Index

3. Bibliography

4. Introduction

5. Preface

Option 1: 2, 4, 1, 3, 5

Option 2: 4, 2, 5, 1, 3

Option 3: 5, 2, 4, 1, 3

Option 4: 5, 1, 4, 3, 2

Question : The value of $4 \div 12$ of $[3 \div 4$ of $\{(4-2) \times 6 \div 2\}]-2 \times 6 \div 8+3$ is:

Option 1: $4 \frac{1}{6}$

Option 2: $3 \frac{1}{3}$

Option 3: $2 \frac{1}{3}$

Option 4: $7 \frac{1}{6}$