Agriculture MCQs

Page No. 92

Organisms that can synthesize all their substances from simple inorganic molecules are termed as____________________?


aAudacious

✖


bAutotrophic

✓


cHeterotrophic

✖


dPhototrophic

✖


View Answer Autotrophic

The giant chromosomes of Drosophila are found in_____________________?


aTestes

✖


bSalivary glands

✓


cOvaries

✖


dMuscles

✖


View Answer Salivary glands

The role of nucleus in regulating the morphology of the plant was discovered in___________________?


aPea

✖


bAcetabularia

✓


cMacrospore

✖


dMaize

✖


View Answer Acetabularia

The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called________________?


aGene flow

✖


bGenetic drift

✓


cGene frequency

✖


dNone of the above

✖


View Answer Genetic drift

A mutant organism (bacterium) that will not grow on a minimal medium does so on the addition of some grown factor is known as __________________?


aAutotrophy

✓


bAuxotroph

✖


cAxenema

✖


dHeterotroph

✖


View Answer Autotrophy

The reason why mutations which are harmful do not eliminated from gene pool is that___________________?


aThey are recessive and carried by heterozygous individuals

✓


bGenetic drift occurs because of a small population in to offsprings

✖


cMaking possible reproduction in all types of environments

✖


dThey have future survival value

✖



Which feature is not found in all living beings____________________?


aEnergy storage in high high energy phosphate bonds

✓


bProtein synthesis in ribosome’s

✖


cSome triplet code for amino acids

✖


dTypes of protein occurring in the body

✖



Selenium unigram is used as__________________?


aCardio vascular stimulant

✖


bIn lowering blood pressure

✖


cIn breaking down of cholesterol

✖


dAll of the above

✓


View Answer All of the above

A transonic individual has chromosome number____________________?


a2 n+1

✓


b2 n+2

✖


c2 n+3

✖


d2 n-1

✖


View Answer 2 n+1

The first attempt to show linkage in plants were done in____________________?


aLathers odorous

✓


bAnother Lamarckian

✖


cPossum sativa

✖


dZeal Mays

✖


View Answer Lathers odorous

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