Quiz about Unit 1 Matter and Energy in Living Systems

Question 1

Producers in water ecosystems use CO2 dissolved in water for which process?

Accepted Answer

photosynthesis

Answer

cellular respiration

Question 2

What are the inputs of photosynthesis?

Accepted Answer

CO_{2 ,}H₂0 and sunlight

Answer

glucose sugar and O₂

Question 3

What are the outputs of cell respiration?

Accepted Answer

CO₂ and H₂0

Answer

Glucose and O₂

Question 4

What is the ultimate source of all energy?

Accepted Answer

sun

Answer

consumers

Answer

producers

Answer

autotrophs

Question 5

What organelle is the site of photosynthesis?

Accepted Answer

chloroplast

Answer

mitochondria

Question 6

What energy source drives photosynthesis?

Accepted Answer

sunlight

Answer

glucose

Answer

sucrose

Answer

ATP

Question 7

How are cell respiration and photosynthesis connected?

Accepted Answer

Inputs of one process are the outputs of the other process.

Answer

Both biological processes use the same inputs.

Answer

Both biological processes produce the outputs.

Question 8

Cell respiration occurs within what organelle?

Accepted Answer

mitochondria

Answer

nucleus

Answer

chloroplast

Answer

golgi body

Question 9

The outputs of cell respiration are CO2, H2O and ______.

Accepted Answer

energy

Answer

glucose

Answer

sucrose

Answer

sunlight

Question 10

Algae is an example of a _______________________.

Accepted Answer

producer

Answer

consumer

Answer

decomposer

Question 11

If a tree decomposes, CO2 levels will _________ in the atmosphere.

Accepted Answer

increase

Answer

decrease

Answer

stay the same

Question 12

If companies or vehicles burn forms of fossil fuels, carbon dioxide levels in the environment

Accepted Answer

increase

Answer

decrease

Answer

stay the same

Question 13

The following diagram represents the pyramid of __________.

Accepted Answer

energy

Answer

biomass

Answer

numbers

Question 14

_____________ are at the base of all ecosystems.

Accepted Answer

Producers

Answer

Consumers

Answer

Decomposers

Question 15

Carbon dioxide, water and oxygen are

Accepted Answer

matter in an ecosystem.

Answer

energy in an ecosystem.

Question 16

anything that has mass and takes up space

Accepted Answer

matter

Answer

molecule

Answer

energy

Answer

atoms

Question 17

the ability to cause change

Accepted Answer

energy

Answer

atoms

Answer

molecules

Answer

chemical reaction

Question 18

organisms that breaks down the remains of dead organisms

Accepted Answer

decomposers

Answer

consumers

Answer

producers

Answer

scavengers

Question 19

process by which one or more substances change to produce one or more different substances

Accepted Answer

chemical reaction

Answer

atoms

Answer

molecules

Answer

compound

Question 20

A diagram that shows the feeding relationships between organisms in an ecosystem

Accepted Answer

food web

Answer

producers

Answer

food chain

Answer

consumers

Question 21

Pick the true statement about the picture.

Accepted Answer

the rabbit gets energy and matter from other living organisms

Answer

the rabbit gets energy and matter from nonliving organisms

Unit 1 Matter and Energy in Living Systems

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