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LS1-Learning Set #1 Test Review

Total questions: 30

Worksheet time: 35mins

Name
Class
Date
1.

All energy on Earth ultimately comes from what source?

a)

Water

b)

Sun

c)

Consumers

d)

Oxygen

2.

You should eat a banana every day. Bananas have nutrients like potassium and magnesium. Because our bodies need potassium and magnesium to work, it is a good idea to eat a banana every day. 

 

Which is the evidence? 

a)

Bananas have nutrients like potassium and magnesium.

b)

Because our bodies need potassium and magnesium to work, it is a good idea to eat a banana every day.

c)

You should eat a banana every day because they have nutrients.

d)

Bananas are sweeter when they are ripe.

3.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
4.
What happens if you eat more carbohydrates then your body needs?
a)
becomes DNA 
b)
turns to fat 
c)
creates extra energy 
d)
becomes waste
5.
An organism that uses sunlight to create its own food is known as a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
6.

Which are examples of an organism?

a)

An ant on an anthill

b)

A bunch of bacteria growing in a pond

c)

A flock of geese

d)

A maple tree in your front yard

e)

A fish swimming in a lake

7.

Which definition BEST describes population?

a)

The number of all living things in a certain area.

b)

The number of the different kinds of living things in an area.

c)

The number of one kind of living thing in an area.

d)

A certain kind of living thing by itself.

8.

Grace is planning a balanced diet and wants to include various proteins. What are proteins?

a)

Eggs

b)

Meat and Fish

c)

Nuts and Legumes

d)

All of the above

9.

What is the BEST definition of interaction? (Select ONE.)

a)

How an organism has an effect on something around it.

b)

How many organisms live in a certain area.

c)

One living thing of a certain species.

d)

When one living thing talks to another living thing.

10.

Which of these items on a food label IS NOT food?

a)

fat

b)

calories

c)

carbohydrates

d)

protein

11.

Daniel is observing giraffes in the wild and wants to know what they need to survive. What are the basic needs for survival of organisms?

a)

Water, habitat, & reproduction

b)

Habitat, consumption, & food

c)

Food, air, & development

d)

Habitat, food, & water

12.

Water is not food. What evidence best supports this claim?

a)

Water tested positive for all the substances that make up food.

b)

Water is needed for organisms to stay hydrated.

c)

Water tested negative for all the substances that make up food.

d)

Water turned black with the iodine indicator.

13.

What substances are found in foods?

a)

carbohydrates, calories, fat

b)

fat, protein, calories

c)

starch, sugar, fat

d)

carbohydrates, fat, protein

14.

During a nutrition class, Jackson learned that sugars & starch are _____?

a)

carbs

b)

fats

c)

proteins

d)

none of these

15.

What evidence supports the claim that plants make their own food for energy and building materials?

a)

Milk turned light purple with Biuret solution.

b)

Rice water turned orange with Benedict solution.

c)

Potato and lima beans turned black with iodine indicator.

16.
Which is true about this food web?
a)
Elephant seals get their energy from penguins
b)
Elephant seals get their energy from killer whales
c)
Elephant seals eat killer whales
d)
Elephant seals and penguins compete for squid
17.
What kind of relationship is a hawk eating a snake?
a)
Consumer-producer
b)
host-parasite
c)
predator-prey
d)
producer-consumer
18.

Identify the indirect relationship in the food web.

a)

Krill & Cod

b)

Phytoplankton & Herring

c)

Scallop & Seal

d)

Phytoplankton & Tuna

19.
What does a food chain represent?
a)
How all living organisms within a habitat are connected.
b)
All of the things that a particular animal eats.
c)
How plants create their own food.
d)
A single path of energy transfer within a habitat.
20.

What is an invasive species?

a)

A species that has left its native area & moved to new area where it has no predators.

b)

A species that has existed in an area for hundreds of years.

c)

A species that is almost extinct in one area due to predators.

d)

A species that has died off in one environment.

21.

_______is where one organism effects another organims through another that is NOT directly connected.

a)

Indirect Relationship

b)

Trophic Relationship

c)

Direct Relationship

d)

Mutualistic Relationship

22.

_______is where one organism is directly connected to another organims through the transfer of energy

a)

Universial Relationship

b)

Indirectd Relationship

c)

Direct Relationship

d)

Mutualistic Relationship

23.
Why might an organism have more than one arrow coming from them in a food web?
a)
More than one organism may eat them. 
b)
They may eat more than one other organism. 
c)
This organism gets its energy from multiple sources. 
d)
They have no resources available to them.
24.
Students want to write a summary statement explaining how the sun and oceans interact in the water cycle.  Evidence could be used to prove which of these claims about the water cycle?
a)
Water rains down as precipitation from the clouds and returns to the oceans as runoff.
b)
Water evaporates from the oceans and returns to Earth as precipitation.
c)
Water is heated by the sun and cycles through the oceans, the atmosphere, and Earth's freshwater systems.
d)
All of the above
25.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
26.

_______are organisms that break down dead organisms and release the nutrients from the dead matter into the environment.

a)
scavengers
b)
predators
c)
prey
d)
decomposers
27.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms. 
d)
They represent how water is transferred within a habitat.
28.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source. 
29.

Evidence: Zoos cannot perfectly copy the animal's natural habitat. Zoos don't allow animals to think and problem solve like they would in their natural habitat. Which claim best matches the evidence?

a)

Zoos are harmful to the well-being of the animals.

b)

Zoos only exist as entertainment for humans.

c)

Zoos are good for animals because many of the animals were endangered in their original habitats.

30.

Look at the plant pictured above.


Based on this evidence, where can you claim the one window is located?

a)

near 1

b)

near 2

c)

near 3

d)

near 4

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