Heredity and evolution Worksheets

Heredity and evolution Worksheet-1

Fill in the blanks:

1. Gene is the part of a _____ which controls the appearance of a set of hereditary characteristics.

2. _____ is the transmission of particular characteristics from generation to generation by means of the genetic code, which is transferred to offspring in the gametes.

3. _____organs are those organs which have different basic structure and development origin but have similar appearance and perform similar functions.

4. ______ organs are those organs which have the same basic structural design and developmental origin but have different functions and appearance.

Heredity and evolution Worksheet-2

Matrix match one to one:

Heredity and evolution Worksheet-3

1. Equal distribution of genes in gametes occurs because:

A. They are located on pairs of homologous chromosomes

B. They are located on pairs of heterologous chromosomes

C. They are duplicated during cell division

D. None of these

2. Inheritance of traits from one generation to next was explained by:

A. Charles Robert Darwin          B. Carolus Linnaeus

C. Gregor Mendel                         D. Robert Brown