10th Class Biology Chapter 6 English Medium Online MCQ Test With Answer

MCQ's Test For Chapter 6 "Inheritance"

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Inheritance

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Question # 1

Inherited characters are called.

Question # 2

Chromatin is made up of:

Question # 3

Sequence of amino acid is protein is controlled by sequence of ___ in DNA.

Question # 4

How many pea plants were used in experiment of Mendel?

Question # 5

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

Question # 6

In variation, the phenotypes shows a complete range of measurements from one extreme to the other is.

Question # 7

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

Question # 8

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

Question # 9

____________ hydrogen bonds are present between cytosine and guanine:

Question # 10

The actual location of gene on chromosome is.

Question # 11

These are unit of inheritance.

Question # 12

It is change in characteristics of a population or species of organisms over the course of generations:

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10th Class (English Medium) Biology Chapter 6 Important MCQ's

Sr.# Question Answer
1 Chromatin is made up of:
A. DNA
B. Protein
C. DNA+ Protein
D. None of these
2 Alternative forms of a gene are called.
A. Allele
B. DNA
C. Chromosome
D. Gamete
3 These are unit of inheritance.
A. Genes
B. Alleles
C. Phenotype
D. Genotype
4 The actual location of gene on chromosome is.
A. Locus
B. Karyotype
C. chromatids
D. Centromere
5 Genes consist of:
A. DNA
B. RNA
C. mRNA
D. Protein
6 Ribosome reads the sequence of mRNA nucleotides and joins specific amino acids to form protein . This step is known as.
A. Combination
B. Replication
C. Transcription
D. Translation
7 An organism has two different alleles for a single trait. Its genotype is said to be:
A. Homozygous
B. Heterozygous
C. Holozygous
D. Hemizygous
8 Among following which is favourable variation in mouse?
A. Light coloured skin
B. Medium coloured skin
C. Dark coloured skin
D. All of these
9 It is a situation where two different alleles of gene pair express themselves completely, instead of showing a dominant recessive relationship is called.
A. Incomplete dominance.
B. Co-dominatice
C. Complete dominatnce
D. None of these
10 Dominant Alleles are represented by:
A. Small letters
B. Capital letters
C. Roman numbers
D. Numerical numbers

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