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FIVIZZ: WEEK 4 - BIOLOGY 4

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

A mutation are change in the __________ of the DNA of an organism.

a)

Amount

b)

Arrangement

c)

Structure

2.

The other name of the chromosomal mutation is chromosomal (a)   .

3.

Chromosomal abberation include

a)

translocation

b)

deletion

c)

inversion

d)

arrangement

4.

Some chromosome have centromeres located near one end so that one arm is long. It is called as

a)

acrecentric

b)

acrocentroic

c)

acrocentric

d)

arocentric

5.

The advantage of translocation is some translocations may result in rapid evolutionary changes.

a)

True

b)

False

6.

Advantage of deletion: loss of favourable genes.

a)

True

b)

False

7.

Which is caused by non-disjunction during meiosis I or meiosis II?

a)

Euploidy

b)

Aneuploidy

c)

Polyploidy

8.

Patau syndrome is an example of

a)

trisomy-12

b)

trisomy-13

c)

monosomy-13

d)

monosomy-12

9.

These are the effect of Edwards Sydrome except ....

a)

ear deformities

b)

heart defects

c)

cardiac deformities

d)

spasticity

10.

Disadvantage of inversion: decrease genetic diversity by changing gene loci.

a)

True

b)

False