WorksheetsCCEA Single Award Biology
Total questions: 20
Worksheet time: 14mins
Name
Class
Date
1.
A positive test for the Biuret test goes....
a)
Blue-black
b)
Purple
c)
White
d)
Brick red
2.
Which disease is caused by a bacteria?
a)
Malaria
b)
The flu
c)
Strep Throat
d)
Athlete's foot
3.
Type of white blood cell that engulfs pathogens.
a)
Phagocyte
b)
T-cell
c)
Pandemic
4.
Disease causing organism.
a)
Phagocyte
b)
Pathogen
c)
Pandemic
5.
Which one is a way the body defends against a pathogen?
a)
Fever
b)
Stomach Acid digesting
c)
White Blood Cells fighing
d)
All of these are correct
6.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
7.
What is produced as a result of respiration?
a)
sugars and oxygen
b)
carbon dioxide and water
c)
phosphorous and starch
d)
hydrochloric acid and sodium
8.
A homozygous dominant dog with brown fur is crossed with a heterozygous dog with brown fur. What are the percentages of the possible genotypes?
a)
100% BB
b)
75% BB and 25%Bb
c)
50 % BB and 50% Bb
d)
50% Bb and 50% bb
9.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
10.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
11.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
12.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
13.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
14.
Why do doctors suggest people get a flu vaccine each year?
a)
viruses replicate more rapidly over time
b)
viruses can mutate from year to year
c)
vaccines are absorbed by the body after a year
d)
vaccines get stronger over time
15.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
16.
Antibiotics work against most
a)
Bacteria
b)
Bacteria & Viruses
c)
Vaccines
d)
Viruses
17.
Two heterozygous (Tt) tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
18.
What do antibodies attach to on the pathogen?
a)
Anti inflammatory
b)
Antigens
c)
Antiseptic
d)
Antibodies
19.
Athlete's foot is an example of this pathogen
a)
Bacteria
b)
Virus
c)
Fungus
d)
Protozoan
20.
Which component of a healthy, balance diet is responsible for aiding digestion?
a)
Fibre
b)
Fats
c)
Minerals
d)
Protein
100 %
