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Investigating Genetics

Total questions: 57

Worksheet time: 57mins

Name
Class
Date
1.

Genes are located on an organism’s -

a)

ribosomes.

b)

vacuoles.

c)

lysosomes.

d)

chromosomes.

2.

Inherited traits are governed by–

a)

digestive enzymes

b)

cell products

c)

blood cells

d)

genetic material

3.

The table lists traits and whether they are recessive or not for two parents. Based on the data table, if the parents reproduce and create an offspring, the offspring will -

a)

definitely have red hair and most likely have brown eyes.

b)

most likely have brown hair and definitely not have blue eyes.

c)

definitely have brown hair and definitely have blue eyes.

d)

most likely have red hair and maybe have blue eyes.

4.

Chromosomes are best known as units of an organism’s -

a)

dietary intake.

b)

genetic make-up.

c)

local habitat.

d)

survival instincts.

5.

An organism inherits its genetic material from its -

a)

offspring.

b)

food source.

c)

parents.

d)

environment.

6.

In which organelle are chromosomes located?

a)

Nucleus

b)

Cell wall

c)

Lysosome

d)

Vacuole

7.

What is heredity?

a)

The production of protein for an organism’s energy needs.

b)

The passing of genetic material from parent to offspring.

c)

The removal of waste from an organism’s cells.

d)

The relaying information between parts of an organism.

8.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
9.

In humans, the gene for brown eyes is dominant over the gene for blue eyes, which is recessive. If two blue-eyed parents have eight children, how many of their children will have blue eyes?

a)

0

b)

2

c)

8

d)

1

10.

If both parents have the recessive traits, the offspring will

a)

also have the recessive trait

b)

will still have the dominant trait

11.

If one parent has the dominant trait, but the other carries the recessive trait

a)

the offspring will most likely have the dominant trait still.

b)

the offspring are guaranteed to have the recessive trait.

12.

Recessive genes show up when

a)

there is an absence of dominant genes for the same trait

b)

never

c)

always

13.

How frequently are dominant traits expressed if the organism has them?

a)

Always

b)

Never

c)

Sometimes

14.

How frequently are recessive traits expressed if the organism has them?

a)

Always

b)

Sometimes

c)

Never

15.

Asexually produced offspring will be

a)

genetically uniform

b)

completely different than its parent

16.

Sexually reproduced organisms

a)

are identical

b)

show more variation

17.

sexually reproduced offspring

a)

are identical to the mother

b)

are identical to the father

c)

are genes that are uniquely combined from both parents

d)

are identical to other offspring

18.

"T" is dominant, "t" is recessive. If an organism has the genes "Tt."

Which will trait will result?

a)

"T" Dominant

b)

"t" Recessive

19.

"G" is dominant, "g" is recessive. If an organism has the genes "gg."

Which will trait will result?

a)

"G" dominant

b)

"g" recessive

20.

What should you use to predict the traits of offspring when you know the genes of two parents?

a)

a graph

b)

a flow chart

c)

a data table

d)

a Punnett square

21.

Scientists in Bikini bottom are investigating the genetic makeup of the organisms in their community. Select all of the genotypes below that are homozygous dominant

a)

Dd

b)

ff

c)

BB

d)

tT

e)

TT

22.

Scientists in Bikini bottom are investigating the genetic makeup of the organisms in their community. Select all of the genotypes below that are heterozygous.

a)

TT

b)

Bb

c)

DD

d)

fF

e)

tt

23.

Scientists in Bikini bottom are investigating the genetic makeup of the organisms in their community. Select all of the genotypes below that are homozygous recessive

a)

bb

b)

dd

c)

BB

d)

tT

e)

tt

24.
The physical appearance of an organism based on traits
a)
Genotype
b)
Phenotype
c)
Meiosis
d)
Genetics
25.
The allele combinations
a)
genetics
b)
mitosis
c)
genotype
d)
phenotype
26.
Hair colour is an example of
a)
genotype
b)
phenotype
27.
Having the genes for baldness is an example of
a)
genotype
b)
phenotype
28.
Alternative forms of a gene are called
a)
Alleles
b)
Homozygous
c)
DNA
d)
Genetics
29.

There are two types of reproduction :

a)

semisexual reproduction

b)

asexual reproduction

c)

bisexual reproduction

d)

sexual reproduction

30.

When an offspring grows off from the body of a parent organism it is called __________________.

a)

budding

b)

fission

c)

fragmentation

d)

sporulation

31.

What are some advantages of asexual reproduction are: (select all that apply - there are 3)

a)

it only requires one organism

b)

it takes less energy than sexual reproduction

c)

offspring are already well-adapted for the environment

d)

there is a lot of genetic variety

32.

Some advantages of sexual reproduction include: (select all that apply - there are 3)

a)

genetic variation

b)

improves chances of adapting to the environment

c)

helps species survive catastrophes

d)

it doesn't take as much energy as asexual reproduction

33.

Male and female reproductive cells are collectively known as:

a)

spores

b)

pollen

c)

gametes

d)

offspring

34.

Genetically identical offspring are _____________ the parent organism.

a)

opposite of

b)

clones of

c)

superior to

d)

inferior to

35.

____________________ occurs when a male gamete (sperm) combines with a female gamete (egg).

a)

sporulation

b)

fertilization

c)

fission

d)

regeneration

36.

How many parents are required for sexual reproduction?

a)

0

b)

1

c)

2

d)

3

37.

Asexual reproduction is associated with what type of cell division?

a)

Mitosis

b)

Meiosis

38.

What is the type of cell division associated with sexual reproduction?

a)

Mitosis

b)

Meiosis

39.

A parent cell breaks into pieces and each piece becomes a new offspring.

a)

Binary Fission

b)

Budding

c)

Fragmentation

d)

Vegetative Reproductions

40.

What type of asexual reproduction is taking place?

a)

Binary Fission

b)

Budding

c)

Fragmentation

d)

Regeneration

e)

Vegetative Reproduction

41.

An organism that has been reproduced by asexual means receives ______________ of its chromosomes from its one parent.

a)

3

b)

25%

c)

50%

d)

100%

42.

In asexual reproduction, all of the offspring are:

a)

Physically Identical

b)

Genetically Identical

c)

Physically and Genetically Identical

d)

Not Identical

43.

An organism that has been reproduced by sexual reproduction received ____________ of its chromosomes from the male parent.

a)

4

b)

25%

c)

50%

d)

100%

44.

These are long strands of DNA in the nucleus that controls the traits of an organism.

a)

Gene

b)

Allele

c)

Chromosomes

45.

a characteristic that distinguishes one organism from another.

a)

Trait

b)

Facial Recognition

c)

Genotype

d)

DNA

46.

a section of DNA on a chromosome that has genetic info for 1 trait

a)

Gene

b)

DNA

c)

Chromosome

d)

Meosis

47.

describes an organisms observable set of traits

a)

phenotype

b)

genotype

c)

notmytype

d)

appetite

48.

describes an organisms complete set of genes

a)

genotype

b)

mutation

c)

fission

d)

genes

49.

a change in the DNA code of the gene

a)

mutation

b)

adaptation

c)

constellation

d)

hibernation

50.

reproduction in which the genetic materials from 2 different parent cells combine to produce offspring.

a)

Asexual Reproduction

b)

Sexual Reproduction

c)

Reproduction

d)

Fission

51.

an egg cell and a sperm cell joined together

a)

fission

b)

fertilization

c)

meosis

d)

osmosis

52.

pairs of chromosomes that have genes for the same traits arranged in the same order.

a)

Homologous Chromosomes

b)

Chromosomes

c)

Mutation

d)

Fission

53.

one diploid cell divides and makes 4 haploid sex cells

a)

meosis

b)

mitosis

c)

fission

d)

mutation

54.

Reproduction done with one parent without meiosis and fertilization

a)

Asexual Reproduction

b)

Genotype

c)

Phenotype

d)

Trait

55.

cell division in prokaryotes that forms 2 genetically identical cells.

a)

Fission

b)

Mutation

c)

Meiosis

d)

Trait

56.

Genetic information in a cell

a)

DNA

b)

RNA

c)

CNA

d)

DMV

57.

the passing on of physical or mental characteristics genetically from on generation to another

a)

heredity

b)

dna

c)

traits

d)

chromosomes