Biology 10 Chapter 15 MCQs Test 1

In Biology 10 Chapter 15 MCQs Test 1, there are 15 MCQs. A total of 5 MCQs Tests are available from Chapter 15 of FBISE Class 10 Biology Book. We have prepared 75 multiple-choice questions, which are divided into five MCQs Tests.

Practice
MCQs Test No 1

78

Class 10 Biology
Chapter 15
Practice MCQs Test No 1

1 / 15

How many genetically different kinds of gametes an individual with genotype AAbb can produce?

8

4

1

2

2 / 15

Transmisslon of characteristics front parents to offsprings is called as;

Mutation

Replication

Co-dominance

Inheritance

3 / 15

In the cross-pollination between a true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting offsprings (F1 generation) will be:

All green

1/4 green, 3/4 yellow

All yellow

1/4 yellow, 3/4 green

4 / 15

A purple-flowered pea plant has the genotype PP. Which of the following statements about this plant is FALSE?

It has a homozygous dominant genotype

When bred to a white-flowered plant, all offspring will be purple flowered

Its phenotype will be white flowers

All the gametes produced will have the same flower colour allele

5 / 15

Chromatin is made up of:

None of these

DNA+Protein

Proteins

DNA

6 / 15

DNA wraps around histone protein and forms rounded structures called as;

Ribosomes

mRNA

Lysosomes

Nucleosomes

7 / 15

Branch of biology that deals with the study of inheritance Is called as;

Genetics

Artificial selection

Histology

Natural selection

8 / 15

Mendel's primary contribution to our understanding of inheritance was;

Determining that informations contained in DNA are for protein synthesis

The discovery of alleles

Explanation of the patterns of inheritance

The idea that genes are found on chromosomes

9 / 15

How many pairs of homologous chromosomes are there in human body cell?

23

40

22

46

10 / 15

Genes contain Instructions for the synthesis of;

Proteins

Vitamins

Carbohydrates

Fats

11 / 15

An organism's expressed physical trait, such as seed colour or pod shape, is called its:

Physical type

Phenotype

Karyotype

Genotype

12 / 15

Which of the following statements regarding genes is FALSE?

Genes consist of a long sequence of DNA

A gene contains information for the production of a protein

Genes are located on chromosomes

Each cell contains a single copy of every gene

13 / 15

Chromosomes carry units of Inheritance called as;

genes

None of these

DNA

Chromatin

14 / 15

An organism has two different alleles for a single trait. Its genotype Is said to be;

Heterozygous

Homologous

Hemizygous

Homozygous

15 / 15

Charles Darwin proposed that organisms produce many more offspring than can possible survive on the limited amount of resources available to them. According to Darwin, the offspring that are most likely to survive are those that;

Are best adapted to the environment

Are born first and grow fastest

Have no natural predators

Are largest and most aggressive

Your score is

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback

You can attempt more Biology MCQs Tests at our Class 10 Biology MCQs Test Page.