Biology mcqs

biology mcqs with answers

Which Of The Following Is Incorrect For The Lysogenic Cycle In Life Cycle Of Bacteriophage______

Which Of The Following Is Incorrect For The Lysogenic Cycle In Life Cycle Of Bacteriophage______

Phage When Gets Incorporated With The Bacterial Chromosome Is Called Prophage

Lysogenic Bacteria May Get Infected By The Related Phage

The Cycle May Convert Into Lytic Type Resulting From Environmental Exposure

The Bacterium Continues To Live And Reproduce Normally

Which Of The Following Statement About Homeostasis Is Incorrect?

Which Of The Following Statement About Homeostasis Is Incorrect?

Because Of This The Fluctuations Of Internal Environment Are Of Extremely Narrow Range As Compared To That Of External Environment

Homeostatic Mechanisms Keep The Internal Environment Fixed Despite Of Wide Changes In External Environment

There Is A Definite Control System That Regulates The Homeostatic Activities

All Are Correct

Which Of The Following Statement About Conifers Is Correct?

Which Of The Following Statement About Conifers Is Correct?

Stored Excretory Products In Vacuoles, At A Concentration That Leads To Crystal Formation.

Production Of Black Wood In The Center.

Accumulate Waste In Leaves, Which Fall In Autumn.

Excrete Some Of The Waste Materials Directly Into Soil, Occasionally Using Them As A Chemical Weapon Against Other Competing Plants.

Which Of The Following Statement About Alternation Of Generation In Bryophytes Is Incorrect?

Which Of The Following Statement About Alternation Of Generation In Bryophytes Is Incorrect?

It Involves Alternation Of Morphologically Different Generations

Both The Gametophyte And Sporophytes Are Haploid Generations Thus Can Produce Haploids Gametes To Continue The Diploid Number On Fertilization

Spore Formation Occurs Through Meiosis

Their Gametophyte Is Independent While Sporophyte Depends Upon Gametophyte For Nutrition.

Which Of The Following Represents Osmoregulatory Steps Taken By Hydrophytes?

Which Of The Following Represents Osmoregulatory Steps Taken By Hydrophytes?

Small And Thick Leaves To Decrease The Surface Area Proportional To The Volume Of The Leave.

Increases Transpiration By Increasing The Surface Area Of The Leave.

None Of These

Stomata Closing In Sufficient Supply, And Opening In Restricted Supply Of Water.

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