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Biology 10 Chapter 15 - Inheritance - 1
1.
Who tell us about that how off springs get the characteristics of parents?
a) James Watson
b) Isaac Newton
c) Albert Einstein
d) Gregor Mendel
2.
What is the branch of biology called in which we study inheritance?
a) Biochemistry
b) Biotechnology
c) Genetics
d) Pharmacology
3.
Genetics is the branch of.........................?
a) Astronomy
b) Chemistry
c) Biology
d) Physics
4.
What is meant by the transmission of characteristics from parent organism?
a) Genes
b) DNA
c) RNA
d) Inheritance
5.
What are the characteristics called that are transmitted from parents to off springs?
a) RNA
b) DNA
c) Genes
d) Traits
6.
Which of the following are inheritable traits?
a) Colour of the eyes
b) Height
c) Intelligence
d) All of these
7.
How parents pass characteristics to their young?
a) Through coordination
b) Through asexual reproduction
c) None of these
d) Through gene transmission
8.
What carries genes?
a) Nucleus
b) Nucleoplasm
c) Nucleolus
d) Chromosomes
9.
What are present in genes?
a) DNA
b) Chromosomes
c) RNA
d) Nucleus
10.
What are the units of inheritance?
a) Genes
b) DNA
c) RNA
d) Traits
11.
For which purpose genes contain DNA?
a) For lipids synthesis
b) For vitamins synthesis
c) For protein synthesis
d) For carbohydrates synthesis
12.
In order to know the nature and working of genes, what should we study?
a) Chromosomes
b) DNA
c) Nucleoplasm
d) RNA
13.
How many chromosomes of a pair are known as homologous chromosomes?
a) Four
b) Two
c) Three
d) One
14.
What are two chromosomes of a pair called?
a) Genotypic chromosomes
b) Homologous chromosomes
c) Homozygous chromosomes
d) Heterozygous chromosomes
15.
In human body, how many pairs of homologous chromosomes are there?
a) 25 pairs
b) 24 pairs
c) 23 pairs
d) 26 pairs
16.
In human body, how many chromosomes are present?
a) 56
b) 48
c) 46
d) 50
17.
During which process, the two members of each chromosome pair separate and each of them enters one gamete?
a) Mitosis
b) Apoptosis
c) Meiosis
d) Necrosis
18.
Of which material, chromosomes are made?
a) Chromatin
b) Ribonucleic material
c) Deoxyribonucleic material
d) Histone
19.
Which of the following are present in chromatin?
a) Both b and c
b) Proteins
c) DNA
d) RNA
20.
During meiosis, how many members of each chromosome pair separate?
a) Four
b) Two
c) Three
d) One
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