PLANT GENETICS QUIZ

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

3000 kilobase

1200 kilobase

2400 kilobase

600 kilobase

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The homologous chromosomes follow the process of synopsis in the

zygotene

leptotene

diplotene

pachytene

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

Tam3

Ac

L1

All are found

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During meiosis crossing over takes place at

diakinesis stage

diplotene stage

zygotene stage

pachytene stage

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

gamete

zygote

sporophyte

gametophyte

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

criss-cross

recessive cross

test cross

para-cross

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When do kinetochore microtubules pull chromosomes towards opposite spindle poles?

In telophase

In anaphase B

In metaphase

In anaphase A

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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 reductional and second is equational

first division is equational, second is reductional

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A plasmid used to introduce BT toxin into a plant cell

carries a bacterial gene with a plant promoter

causes the plant to produce opines

is toxic for the plant cell

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

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The shortest of mitotic phases is the

anaphase

telophase

metaphase

interphase

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