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

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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

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

Question # 2

According to one of the speculations life may have begun deep in the oceans in underwater hot springs called hydrothermal

Question # 3

In eukaryotic mRNA molecule there are 90 nucleotide involved in translation process. What is the number of amino acid in the protein formed by this mRNA molecules?

Question # 4

Endangered species of plants have been recorded to more than.

Question # 5

If the amount of adenine in DNA of a bacterial cell is 36% of the total nitrogenous bases, what will be the amount of guanone in the DNA of a cell in next generations:

Question # 6

Hardy Weinberg's theorem describes the frequencies of genotype of non evolving.

Question # 7

In human Eustachian tubes connect middle ear with

Question # 8

Armadillos, the armored mammals live only in

Question # 9

The parts of the body used extensively to cope with the environment become larger and stronger while those that are not used deteriorate was argued by

Question # 10

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

Question # 11

Which one of the fllowing acts as a stop codon?

Question # 12

Archaebacteria tolerate temperatures up to

Question # 13

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

Question # 14

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

Question # 15

Which one of the following is endangered in Pakistan.

Question # 16

Some amoeboflagellates ingested cyanobacteria and led to the development of

Question # 17

Gene pool consists of all alleles at all gene loci in all individuals of the

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FSc Part II Biology Chapter 0 Important MCQ's

Sr.# Question Answer
1 Interatrial vertebrates, the gill pouches develop into.
A. Gills
B. Lungs
C. Nose
D. Eustachian tube
2 If an mRNA is synthesized with the differnt codons, what is the minimum number of amino acids in the protein that is formed by the mRNA?
A. 64 Amino acids
B. 62 Amino acids
C. 60 Amino acids
D. None of them
3 A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at
A. Equilibrium
B. Balance
C. Stability
D. Poise
4 Some individuals leave behind more progeny than others and teh rate at which they do so is affected by their inherited characteristics. This is called.
A. Non random mating
B. Selection
C. Migration
D. Mutation
5 If the amount of adenine in DNA of a bacterial cell is 36% of the total nitrogenous bases, what will be the amount of guanone in the DNA of a cell in next generations:
A. 14 %
B. 28 %
C. 36 %
D. 64 %
6 Who believed in the theory of special creation.
A. Lamark
B. Darwin
C. Carolus Linnaeus
D. Hyell
7 In man the vestigial organs are
A. Ear muscles
B. Nictitating membrane
C. Coccyx
D. All a,b and c
8 Archaebacteria tolerate temperatures up to
A. 10oC
B. 40oC
C. 67oC
D. 120oC
9 The most threatened areas on the earth have been reduced to 44% of their original extent are
A. Tropical rain forests
B. Temperate rain forests
C. Carbiniferous forests
D. Deciduous rain forests
10 The total aggregate of genes in a population at any one time is called the populations gene
A. Puddle
B. Lake
C. Pool
D. Pond

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