广西2025自考[生物育种技术]英语二模拟题及答案.docxVIP

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广西2025自考[生物育种技术]英语（二）模拟题及答案

一、选择题（共20题，每题1分，计20分）

1.Whatistheprimarypurposeofgeneticbreedinginmodernagriculture?

A.Increasingcropyield

B.Enhancingfoodstorage

C.Reducingfertilizeruse

D.Improvingseedgerminationrates

2.Whichofthefollowingisakeyadvantageofmarker-assistedselectionincropimprovement?

A.Shorterbreedingcycles

B.Highercostefficiency

C.Greatergeneticdiversity

D.Fastermutationrates

3.Thetermhybridizationinplantbreedingrefersto:

A.Cross-pollinationbetweenspecies

B.Mutationofasinglegene

C.Useofchemicalfertilizers

D.Geneticmodificationwithbiotechnology

4.WhatdoestheacronymCRISPRstandforinbiotechnology?

A.ClusteredRegularlyInterspacedShortPalindromicRepeats

B.ControlledReproductionandSplicingResearchProtocol

C.CytogeneticResearchandIsolationStrategy

D.Cross-ReferenceIdentificationandSequencingRule

5.Whichofthesecropsisamajortargetfordrought-resistantbreedinginGuangxi?

A.Tea

B.Rice

C.Rubber

D.Orchids

6.Theprocessofselectingsuperioroffspringfromabreedingpopulationiscalled:

A.Hybridization

B.Backcrossing

C.Recombination

D.Selection

7.Whatistheprimaryfunctionofapolymerasechainreaction(PCR)inbiotechnology?

A.AmplifyingDNAsequences

B.EditingRNAmolecules

C.Detectingviralinfections

D.Cultivatingmicrobialstrains

8.Whichofthefollowingisacommonmethodforimprovingpestresistanceincrops?

A.Irrigationmanagement

B.Geneticallyengineeredresistance

C.Soilenrichment

D.Mechanicalharvesting

9.TheGreenRevolutionprimarilyfocusedon:

A.Organicfarmingtechniques

B.High-yieldcropvarieties

C.Sustainablesoilconservation

D.Aquaponicsystems

10.Whatistheroleofapomixisinplantbreeding?

A.Asexualreproductionwithoutfertilization

B.Enhancedphotosynthesisefficiency

C.Reducedseeddormancy

D.Increasedseedsize

11.Whichoftheseisamajorchallengeinanimalbreed