Question # 1

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

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1

2

4

9

How many pea plants were used in experiment of Mendel?

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28,000

29,000

26,000

27,000

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

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Genotype

Phenotype

Physical type

Karyotype

Adenine always pairs with:

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thymine

guanine

cytosine

uracil

How many hydrogen bounds are formed between adenine and thymine?

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1

2

3

4

How many types of Difference shown by individuals of same species?

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1

2

4

6

Genes consist of.

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RNA

mRNA

Protein

DNA

The specific combination of genes in an individual is called:

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Phenotype

Genotype

Karyotype

Gepotype

Variation selected for their transmission to next generation are:

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Favourable

Continuous

Discontinuous

None of these

In a nucleosome , DNA is wrapped around protein named:

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Insulin

Interferon

Histone

haemoglobin

The allele which is not expressed is called.

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Dominant

Phenotype

Genotype

Recessive

In dihybrid cross the genotypic ratio of F2 generation is:

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1 : 1 ; 1 : 1

1 :3 :1 : 1

1 : 2 : 2 : 1

9 : 3 : 3 : 1

The specific combination of genes in an individual is called.

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Phenotype

Genotype

Karyotype

Phenoopy

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Biology 10th Class English Medium Chapter 15 Online Test MCQs With Answers

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