Question # 1

It is a genetic material:

Choose an answer

DNA

RNA

tRNA

rRNA

These are unit of inheritance :

Choose an answer

Genes

Alleles

Phenotype

Genotype

It is a situation where in heterozygous genotypes, both the alleles express as a blend and neither allele is dominant over the other:

Choose an answer

Incomplete dominance

Co-dominance

Complete dominance

None of these

Which is favourable variation in moths after industrial revolution?

Choose an answer

Light colour

Medium colour

Dark colour

None of these

Cytocine always makes pair with :

Choose an answer

Guanine

Hydrogen

Adenine

Thymine

It is a condition in which normal body pigments are absent:

Choose an answer

Color blindness

Albinism

Diabetes

Sickle cell anacmia

How many contrasting pairs of characters of pea plant were studied bu mendel?

Choose an answer

one

three

five

seven

The location of position of ganes on chromosomes is called.

Choose an answer

Loci

Alleles

Phenotypes

Genotype

The characteristics which appear in an organism are called:

Choose an answer

Genotype

Karyotype

Phenotype

Body type

How many hydrogen bounds are formed between adenine and thymine?

Choose an answer

1

2

3

4

Adenine always pairs with:

Choose an answer

Guanine

Cytosine

Uracil

thymine

A DNA molecule consists of______ polynucleotide strands.

Choose an answer

2

3

4

5

In human body cells the number of chromosomes present are:

Choose an answer

23

46

52

48

More Classes

Other Links

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

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer