PLANT GENETICS QUIZ

In the meiotic cell divison in daughter cells are produced by two successive division in which

both divisions are reductional

both divisions are equational

first division is equational, second is reductional

first division is reductional and second is equational

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When an organism has a life cycle with alternation of generations, the haploid generation is the

sporophyte

gamete

zygote

gametophyte

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During meiosis crossing over takes place at

diplotene stage

pachytene stage

zygotene stage

diakinesis stage

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Which of the following transposable elements are not found in plants?

Tam3

Ac

All are found

L1

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When F1 plants are crossed with homozygous recessive plants, it is known as

para-cross

recessive cross

test cross

criss-cross

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The homologous chromosomes follow the process of synopsis in the

pachytene

zygotene

leptotene

diplotene

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A plasmid used to introduce BT toxin into a plant cell

carries an antibiotic resistance gene that makes the plant resistant to antibiotics

carries a bacterial gene with a plant promoter

causes the plant to produce opines

is toxic for the plant cell

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The shortest of mitotic phases is the

interphase

telophase

metaphase

anaphase

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In case of incomplete dominance, the phenotypic ratio of a monohybrid cross will be

1:3:1

1:2:1

3:1:1

1:1:2

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What is the approximate size (in kb) of the melon mitochondrial genome?

2400 kilobase

600 kilobase

1200 kilobase

3000 kilobase

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