Inheritance Test 03

Total Questions: 34

1 - True breeding means:

A ) Homozygous ✅
B ) Heterozygous
C ) Both homozygous and heterozygous
D ) Hemizygous

3 - First hint at evolution was given by;

A ) Charles Darwin
B ) Lamarck
C ) C. de Buffoon ✅
D ) R. C. Punnett

4 - The ÀBO blood group system is controlled by;

A ) Gene A
B ) Gene 1 ✅
C ) Gene B
D ) Gene A and B

5 - Feet size in man is an example of:

A ) Continuous variations ✅
B ) Discontinuous variations
C ) Gene flow
D ) Heredity variations

6 - In artificial selection, bred plants are known as:

A ) Breeds
B ) Cultivars
C ) Varieties
D ) Cultivars and varieties ✅

8 - What condenses into a chromosomes?

A ) Nucleoplasm
B ) Nucleolus
C ) Chromatin material ✅
D ) Cytoplasm

9 - Backbone of DNA molecule is;

A ) Phosphate
B ) Deoxyribose
C ) Nitrogenous bases
D ) Phosphate + Deoxyribose ✅

11 - Physical appearance or colour of an organism is called:

A ) Genotype
B ) Karyotype
C ) Phenotype ✅
D ) Physical power

15 - In monohybrid crosses, the ratio of phenotype was;

A ) 9:3:3:1 ✅
B ) 3:1
C ) 9:4:3:0
D ) 4:0

17 - This is a hereditary material:

A ) DNA ✅
B ) RNA
C ) tRNA
D ) rrNA

18 - Persons with genotype blood group:

A ) AB
B ) B
C ) O ✅
D ) A

19 - Genotype in which gene pair contains two identical alleles is calld;

A ) Homozygous ✅
B ) Heterozygous
C ) Hemizygous
D ) Homologous

20 - Central Dogma means working of:

A ) Genes
B ) Chromosomes
C ) DNA ✅
D ) RNA

21 - True breeding always means:

A ) Homozygous ✅
B ) Heterozygous
C ) Hemizygou
D ) parazygous

22 - DNA wraps+histones=

A ) Gene
B ) Chromatid
C ) Centromere
D ) Nucleosomes ✅

23 - "ii" expresses blood group:

A ) A
B ) AB
C ) O ✅
D ) B

24 - The anti-evolution idea is called:

A ) Breeding theory
B ) Special evolution
C ) Theory of special creation ✅
D ) Darwinism

25 - Which scientist presented the Law of segregation?

A ) Mendel ✅
B ) Newton
C ) Lamarck
D ) De-devi

26 - Albinism is a trait:

A ) Co-dominant
B ) Dominant
C ) Heterozygous
D ) Recessive ✅

27 - Phenotypic ratio in incomplete dominance is:

A ) 1:3:3
B ) 3:1
C ) 1:3
D ) 1:2:1 ✅

28 - Making a normal pigmentation is example of:

A ) Phenotype ✅
B ) Genotype
C ) Traits
D ) Chromosomes

29 - Theory of natural selection was presented by:

A ) Aristotle
B ) Lamarck
C ) Darwin ✅
D ) Malthas

30 - Who was first to propose the machaninsm of evolution?

A ) Lamarck
B ) Darwin ✅
C ) Buffon
D ) Abu Rayhan

32 - The punnet square is also called:

A ) Score board
B ) Genetic board
C ) Mendel board
D ) Checket board ✅

33 - If an organism has two different alleles for a single trait, its genotype is said to be:

A ) Hemozygous
B ) Hemizygous
C ) Heterozygous ✅
D ) Homologous