Second Year Biology Chapter 24 Online MCQ Test for 2nd Year Biology Chapter 24 Evolution Preparation

FSC Part 2 Biology
Chapter 24 Test

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MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 24 Online MCQ's Test"

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Biology FSC Part 2 Chapter 24 Online MCQ's Test

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Question # 1

In the eighteenth century organisms were classified by

Question # 2

If the condon consisted of only two nucleotides, there would be how many possible condons?

Question # 3

The most threatened areas on the earth have been reduced to 44% of their original extent are

Question # 4

In natural selection, the environment plays role affecting the proportions of gene in .

Question # 5

In Pakistan among the animals declared extinct is

Question # 6

Which one is not a vestigial organ of human being.

Question # 7

Endangered species of plants have been recorded to more than

Question # 8

Among the birds Drawin collected 13 types of

Question # 9

In mitochodria UGA codon act to specify __________ instead stop codon:

Question # 10

In Griffith experiment mice developed pneumonia when they were injected with:

Question # 11

In Meselson ansd stahl experiment, the DNA from sample at 20 minutes, after centrifugatioon it made sediments at the :

Question # 12

Flagella may have arisen through the ingestion of prokaryotes similar to spiral shaped bacteria called.

Question # 13

Alfred wallace developed a theory of natural selection essentially.

Question # 14

The armored mammal that lives only in America is the.

Question # 15

The Idea of endosymbiont was purposed by

Question # 16

A group of bacteria that can tolerate temperate upto 120 oC

Question # 17

In man the vestigial organs are

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FSC Part 2 Biology Chapter 24 Online Test MCQ's

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FSc Part II Biology Chapter 0 Important MCQ's

Sr.# Question Answer
1 In Griffith experiment mice developed pneumonia when they were injected with:
A. R-type bacteria
B. Heat killed S-type bacteria
C. Heat killed R-type bases
D. Heat killed S-type becteria along with live R-type becteria
2 If all members of a population are homozygous for the same allele that allele is said to be
A. Multiple allele
B. Jumping gene
C. Fixed in the gene
D. Perfect gene
3 The change of frequency of alleles at locus that occur by chance is called.
A. Mutation
B. Migration
C. Genetic drift
D. Selection
4 The Idea of endosymbiont was purposed by
A. Cuvler
B. Lyell
C. Malthus
D. Margulis
5 Endosymbiont hypothesis was proposed by.
A. Wallace
B. Lamarck
C. Lynn Margulis
D. Linnaeus
6 Gene pool consists of all alleles at all gene loci in all individuals of the
A. Family
B. Clan
C. Population
D. Community
7 Which one of the following is endangered in Pakistan.
A. Indian rhino
B. Indus Dolphin
C. tiger
D. Cheer pheasant
8 Archaebacteria tolerate temperatures up to
A. 10oC
B. 40oC
C. 67oC
D. 120oC
9 In the eighteenth century organisms were classified by
A. Charles Darwin
B. Alfred Wallace
C. Carolus Linnaeus
D. J.B Lamarck
10 Alfred wallace developed a theory of natural selection essentially.
A. Linnaeus's
B. Darwin's
C. Mendel's
D. Lamark's

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