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Science Unit 2 Test By: Miley

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

An organism that can make its own food by synthesizing organic nutrients from inorganic materials, using energy from sunlight or a chemical source to drive the process.

a)

Sunlight

b)

Glucose

c)

Autotroph

d)

Water

2.

Definition of Glucose

a)

A sugar that isn't the main source of chemical energy for cell functions in organisms from bacteria and plants to humans.

b)

A sugar that is the main source of chemical energy for cell functions in organisms from bacteria and plants to humans.

c)

Sunlight

d)

Another word for CO2

3.

What is the Law of Conservation of Mass? (2 Answers)

a)

In the leaves, chloroplasts contain chlorophyll

b)

Atoms cannot be created or destroyed

c)

Takes place in the leaves of green plants

d)

The number and types of atoms you start with (reactants) must always equal to the number and types of atoms you end with (products)

4.

Photosynthesis (3 Answers)

a)

In the leaves, chloroplasts contain chlorophyll

b)

An organism that obtains nutrients by consuming other organisms.

c)

Takes place in the leaves of green plants

d)

Chlorophyll traps light energy which breaks the bonds of molecules

5.

Heterotroph

a)

An organism that obtains nutrients by consuming other organisms.

b)

Process by which plants, algae, and certain microorganisms transform light energy from the sun into the chemical energy of food.

c)

Photosynthesis

6.

Ecosystem

a)

A biological community of non interacting organisms and their self.

b)

A biological community of interacting organisms and their physical environment.

c)

Only living things.

d)

Only non living things.

7.

Producers

a)

Organisms that can make (produce) their own energy/food.

b)

Organisms that get their energy/food by eating (consuming) other organisms.

c)

Order in which matter and energy in the form of food is transferred from one organism to another.

d)

Organisms that get their energy/food by breaking down (decompose) other dead organisms and animal wastes.

8.

Decomposers

a)

Organisms that can make (produce) their own energy/food.

b)

Organisms that get their energy/food by eating (consuming) other organisms.

c)

Order in which matter and energy in the form of food is transferred from one organism to another.

d)

Organisms that get their energy/food by breaking down (decompose) other dead organisms and animal wastes.

9.

Consumers

a)

Organisms that can make (produce) their own energy/food.

b)

Organisms that get their energy/food by eating (consuming) other organisms.

c)

Order in which matter and energy in the form of food is transferred from one organism to another.

d)

Organisms that get their energy/food by breaking down (decompose) other dead organisms and animal wastes.

10.

Food Web

a)

Organisms that can make (produce) their own energy/food.

b)

Organisms that get their energy/food by eating (consuming) other organisms.

c)

Order in which matter and energy in the form of food is transferred from one organism to another.

d)

Organisms that get their energy/food by breaking down (decompose) other dead organisms and animal wastes.