Plant Genetics Questions & Answers

1.

The shortest of mitotic phases is the

A.

telophase

B.

interphase

C.

metaphase

D.

anaphase

Correct answer is D

No explanation has been provided for this answer.

2.

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

A.

test cross

B.

recessive cross

C.

criss-cross

D.

para-cross

Correct answer is A

No explanation has been provided for this answer.

3.

The homologous chromosomes follow the process of synopsis in the

A.

leptotene

B.

zygotene

C.

pachytene

D.

diplotene

Correct answer is B

No explanation has been provided for this answer.

4.

A plasmid used to introduce BT toxin into a plant cell

A.

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

B.

causes the plant to produce opines

C.

is toxic for the plant cell

D.

carries a bacterial gene with a plant promoter

Correct answer is D

No explanation has been provided for this answer.

5.

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

A.

Ac

B.

Tam3

C.

L1

D.

All are found

Correct answer is C

No explanation has been provided for this answer.