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Worksheets

Heredity

Total questions: 19

Worksheet time: 19mins

Name
Class
Date
1.

Heredity is the passing of traits from _____________________ to _____________________

a)

predators to prey

b)

water to rain

c)

parents to offspring

d)

fungi to protists

2.

___________________________ is the study of how traits are passed on, or inherited.

a)

dominant traits

b)

ratio

c)

phenotype

d)

genetics

3.

Why did Mendel choose to study pea plants in order to learn how traits are passed from parent to offspring?

a)

Pea plants grow quickly

b)

Pea plants are ultraviolet

c)

Pea plants are rare and expensive

d)

Pea plants are take years to grow

4.

If a child has red hair, they inherited a certain _______________ from their parents.

a)

ratio

b)

trait

c)

probability

d)

sex chromosome

5.

One trait that is ALWAYS present and causes the other traits to disappear is a ________________________

a)

recessive trait

b)

aggressive trait

c)

absent trait

d)

dominant trait

6.

True or False: Recessive traits are ALWAYS present

a)

True

b)

False

7.

Offspring receives two sets of _____________ (one from each parent)

a)

blue jeans

b)

genes

c)

machines

d)

pedigree

8.

______________________ is the mathematical chance that something will happen

a)

division

b)

selective breeding

c)

ratio

d)

probability

9.

_____________________ are cells that join to make offspring

a)

speed cells

b)

sex cells

c)

pea cells

d)

pedigree cells

10.

If a child has red hair, they inherited a certain _______________ from their parents.

a)

ratio

b)

trait

c)

probability

d)

sex chromosome

11.

Dominant or recessive?

tt

a)

Dominant

b)

Recessive

12.

the passing of genetic traits from parent to offspring.

a)

heredity

b)

trait

c)

gene

d)

allele

13.

one set of instructions for an inherited trait

a)

heredity

b)

allele

c)

trait

d)

gene

14.

one of the alternative forms of a gene that governs a characteristic, such as hair color

a)

allele

b)

gene

c)

trait

d)

DNA

15.

He is known as the father of modern day genetics.

a)

Gregory Mendel

b)

Greg Mendel

c)

Gregor Mendel

d)

Grace Mendel

16.

Dominant alleles are represented by a:

a)

Male gene

b)

lowercase letter

c)

recessive trait

d)

capital letter

17.

What is a gene?

a)

An entire chromosome that codes for a trait

b)

a piece of clothing

c)

a piece of a DNA on chromosome that codes for a trait

d)

Chemical messengers in your brain that code for a trait

18.

In asexual reproduction there is____ parent(s).

a)

two

b)

one

19.

In sexual reproduction there are ________parent(s).

a)

1

b)

2