Ecology (2019)

Question 1

What does BIOTIC mean?

Answer 1

Living organisms.

Question 2

What does ABIOTIC mean?

Answer 2

The not living part of an environment.

Question 3

What does PRODUCER mean?

Answer 3

Organisms that make their own energy through chemical processes.

Question 4

What is the first part of a food web?

Answer 4

Producers.

Question 5

Example of a PRODUCER.

Answer 5

Plants, flowers, etc.

Question 6

What is a CONSUMER?

Answer 6

Organisms that gain energy from consuming other organisms.

Question 7

Example of a CONSUMER.

Answer 7

Animals, humans, etc.

Question 8

Another (fancier) name for a PRODUCER.

Answer 8

Autotroph.

Question 9

What is the name for animals that use their own energy to create body heat?

Answer 9

ENDOTHERMS.

Question 10

What is the name for animals that rely on external sources (e.g sun) for heat?

Answer 10

ECTOTHERMS.

Question 11

What is the Law of Conservation of Energy?

Answer 11

Energy cannot be destroyed, only converted from one form to another.

Question 12

What is the Law of Conservation of Mass?

Answer 12

Mass cannot be created or destroyed, only converted.

Question 13

Name some of the chemical processes that producers can get their energy from.

Answer 13

Photosynthesis

Chemosynthesis

Question 14

How much of the air is nitrogen?

Answer 14

78%

Question 15

How much of the air is oxygen?

Answer 15

21%

Question 16

How much of the air is argon?

Answer 16

0.9%

Question 17

Chemical formula for AMMONIA:

Answer 17

NH3 (small 3)

Question 18

What is the LITHOSPHERE?

Answer 18

The solid part of the Earth.

e.g rocks of the earth’s crust, soil, etc

Question 19

What is the HYDROSPHERE?

Answer 19

Liquid (water) part of the Earth.

e.g oceans, seas, lakes, streams, rivers, etc.

Question 20

What is the ATMOSPHERE?

Answer 20

The gaseous part of the Earth.

e.g Nitrogen, Oxygen, Argon, Carbon Dioxide, trace…

Question 21

What is the BIOSPHERE?

Answer 21

The living part of the Earth.

e.g fungi, bacteria, algae, animals + plants

Question 22

How much of the air is CARBON DIOXIDE?

Answer 22

0.04%

Question 23

(IN THE CARBON CYCLE)

What is the Carbon that humans dig up?

Answer 23

Coal deposits (~30% - 98% C), crude oil (hydrocarbon, CnHm)

Question 24

(IN THE NITROGEN CYCLE)

Why is nitrogen important?

Answer 24

Nitrogen is important because it makes PROTEINS.

Question 25

(IN THE NITROGEN CYCLE)

What is on clover that is important?

Answer 25

Nitrifying bacteria - helps fertilise plants.