Question # 1

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

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E. Coli

Streptococcus

spirochete

Rhizobium

Which one of the fllowing acts as a stop codon?

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UGG

UGC

UAG

UGU

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

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R-type bacteria

Heat killed S-type bacteria

Heat killed R-type bases

Heat killed S-type becteria along with live R-type becteria

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

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Apertures

Gaps

Vents

Outlets

In man the vestigial organs are

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Ear muscles

Nictitating membrane

Coccyx

All a,b and c

Among the birds Drawin collected 13 types of

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Finshes

Robins

Ferrets

Pterodactyls

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

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Mutation

Migration

Genetic drift

Selection

A chromosome with unequal length of its arm is called:

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Metacantric

Sub metacentric

Acrocentric

Telocentric

Number of cervical vertebrae in a male camel

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7

11

15

18

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

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Argenine

Valine

Glumatic acid

Trytophan

A group of individuals belong to a particular species and sharing a common geographic area is called.

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Community

Population

Ecosystem

Biosphere

The ultimate source of change is.

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Evolution

Mutation

Genetic drift

Migration

Archaebacteria tolerate temperatures up to

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10^oC

40^oC

67^oC

120^oC

Which one is not a vestigial organ of human being.

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Appendix

coccyx

eye lid

Nictitating membranes

Endosymbiont hypothesis explains origin of.

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cell

Prokaryotic cell

Eukaryotic cell

Ribosome

Which of the following is vestigla organ of whale.

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Pelvis

Leg bones

Pelvis and leg bones

Lungs

In human Eustachian tubes connect middle ear with

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Nose

Eye

Throat

Brain

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

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