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Food tests and food webs

Total questions: 24

Worksheet time: 23mins

Name
Class
Date
1.

When finding the energy (in kJ per gram) from burning food select all information which is necessary

a)

the volume of water heated

b)

the rise in water temperature

c)

the mass of food burned

d)

the time the food burns

2.
Nutrients are: 
a)
substances that raw materials and energy.  
b)
empty calories
c)
amino acids
d)
in water
3.
______________ are a major source of energy and can come from bread, pasta, potato, and rice
a)
proteins
b)
carbohydrates
c)
calories
d)
cholesterol
4.
There are ____________ fats and _________ fats.
a)
saturated and unsaturated
b)
high and low
c)
simple and complex
d)
calories and protein
5.
Your body needs ________ for growth and repair
a)
carbohydrates
b)
protein
c)
calories
d)
glucose
6.
___________ is a major source of energy that you body converts from sugar
a)
protein
b)
glucose
c)
nutrients
d)
bread
7.
_________ is the amount of energy needed to raise the temperature of one gram of water
a)
glucose
b)
sugar
c)
calorie
d)
protein
8.
You should eat a balanced diet and exercise every day with some of the following vitamins:
a)
A, B, D and K
b)
X, Y and Z
c)
none of these answers is correct
d)
both answers are correct
9.

identify three reasons why your body needs food

a)

to understand nutrition

b)

to develope

c)

To store fat

d)

to grow, repair tissues and have energy

10.

Energy-containing nutrients that include sugars and starch

a)

Carbohydrates

b)

Minerals

c)

Bread

d)

Calorie

11.

Nutrients that provide raw materials for growth and tissue repair

a)

Fats

b)

Minerals

c)

Proteins

d)

Photosynthesis

12.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
13.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
14.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
15.
What is the role of a producer?
a)
Use sunlight to make food
b)
Gain energy from eating other organisms
c)
Keep other species from overpopulating
d)
Breaking down dead stuff 
16.
Which of these organisms would receive energy from the snake?
a)
Plant
b)
Rabbit
c)
Mouse
d)
Hawk
17.

In the food web pictured here, flies provide energy for...

a)

Dragonflies, Turtles, & Frogs

b)

Slugs & Fish

c)

Water Weeds & Algae

d)

Snakes, Frogs, & Kingfishers

18.
Which level will contain plants?
a)
A
b)
B
c)
C
d)
D
19.
What might happen if you remove a primary consumer from the ecosystem?
a)
There would be more food for secondary consumers.
b)
The number of primary consumers would increase.
c)
The number of plants would increase.
d)
The number of secondary consumers would increase.
20.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
21.

What kind of living thing can make its own food?

a)

producer

b)

consumer

c)

predator

d)

herbivore

22.

This diagram shows how energy flows through an eco-system. What is the first source of energy in this pyramid?

a)

sharks and large birds

b)

algae, plankton and seagrass

c)

herbivorous fish, crustaceans and sea urchins

d)

seals and carnivorous fish

23.

What type of organism is at the beginning of every food chain?

a)

predator

b)

carnivore

c)

producer

d)

herbivore

24.

What happens as you move higher in the energy pyramid?

a)

more organisms

b)

fewer organisms

c)

number of organisms does not change

d)

organisms die

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