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MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 20 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 20 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Biology FSC Part 2 Chapter 20 Online MCQ's Test
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Question # 1
DNA was discovered in
Question # 2
A gene with initiation codon, which encodes the amino acid methionine is.
Question # 3
Every 200 nucleotides the DNA duplex is coiled around a core of eight histone proteins forming a complex known as a
Question # 4
Every gene starts with initiation codon AUG which encodes for the amino acid.
Question # 5
A combination of three nucleotides of DNA that specifies as amio acid is called.
Question # 6
Repeating units of DNA are called.
Question # 7
How many million nucleotides are in DNA of typical human chromosome
Question # 8
A sequence of three nucleotides in mRNA is called.
Question # 9
DNA changes are called mutations and the organisms that have undergone such changes are called
Question # 10
Genetic code for the amino acid methionine is.
Question # 11
Origin site of replication is one in
Question # 12
In 1882, chromosomes were first observed by.
Question # 13
Anti codes present on
Question # 14
In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of
Question # 15
No of chromosomes in Honey bee are.
Question # 16
Unlike most proteins, histones are.
Question # 17
Which one of the following is initiation codon.
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FSc Part II Biology Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The number of chromosomes in frog is |
A. 52
B. 26
C. 13
D. 7
|
| 2 | Which one of the given is non sense codon. |
A. AUG
B. ACU
C. GAU
D. UAA
|
| 3 | Okazaki fragments are about 1000 - 2000 nucleotides long in |
A. Prokaryotes
B. Eukaryotes
C. Both a & b
D. None of these
|
| 4 | In the double helix of DNA adenine forms two hydrogen bonds with |
A. Thymine
B. Guanine
C. Cytosine
D. Uracil
|
| 5 | Histones are positively charged due to an abundance of the basic amino acids |
A. Arginine
B. Lysine
C. Both a & c
D. Alanine
|
| 6 | Pentose sugar in the molecule of DNA is |
A. Ribose
B. Deoxyribose
C. Sucrose
D. Lactose
|
| 7 | The stand which elongates towards the replication fork is. |
A. Leading
B. Lagging
C. Okazaki
D. Primer
|
| 8 | Which of the following is a 'start' codon |
A. AUG
B. UAG
C. UAA
D. UGA
|
| 9 | Morphological characteristics of chromosome are collectively called. |
A. Holotype
B. Karyokinesis
C. Karyotype
D. Neotype
|
| 10 | In 1882, chromosomes were first observed by. |
A. John Brown
B. T.H.Morgan
C. Walter fleming
D. Walther sutton
|
Test Questions