Question # 1

Inheritance of acquired characteristics was proposed by

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Darwin

Mendel

Lamarck

Mathus

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

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E. Coli

Streptococcus

spirochete

Rhizobium

The ultimate source of change is.

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Evolution

Mutation

Genetic drift

Migration

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

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Population

Community

Area

Blome

A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at

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Equilibrium

Balance

Stability

Poise

Armadillos the armoured mammals live only in the

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Africa

America

Europe

Asia

Endosymbiont hypothesis explains origin of.

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cell

Prokaryotic cell

Eukaryotic cell

Ribosome

Which one of the fllowing acts as a stop codon?

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UGG

UGC

UAG

UGU

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:

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14 %

28 %

36 %

64 %

Endangered species of plants have been recorded to more than

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200

300

400

500

Number of cervical vertebrae in a male camel

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7

11

15

18

The armored mammal that lives only in America is the.

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Armadillo

Echidna

Pengun

Pelvis and leg bones

Alfred wallace developed a theory of natural selection essentially.

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Linnaeus's

Darwin's

Mendel's

Lamark's

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

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Family

Population

Species

Community

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

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Family

Clan

Population

Community

The change of frequency of alleles at locus that occur by chance is called.

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Mutation

Migration

Genetic drift

Selection

Some amoeboflagellates ingested cyanobacteria and led to the development of

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Mitochondria

Golgi apparatus

Chloroplasts

Vacuoles

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Biology FSC Part 2 Chapter 24 Online MCQ's Test MCQs With Answers

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