Ecosystems Overview

Question 1

Chemosynthesis

Answer 1

Reaction performed by bacteria, using energy transferred from chemical reactions to produce glucose.

Question 2

Fermentation

Answer 2

Chemical reaction used by microorganisms to convert glucose into ethanol, carbon dioxide, and energy.

Question 3

Niche

Answer 3

A particular place or role that an organism has in an ecosystem.

Question 4

Community

Answer 4

The collection of the different types of organism present in an ecosystem.

Question 5

Habitat

Answer 5

The area in which an organism lives.

Question 6

Population

Answer 6

The number of plants or animals of the same type that live in the same area.

Question 7

Ecosystems

Answer 7

The name given to plants and animals that are found in a particular location, and the area in which they live.

Question 8

Interdependence

Answer 8

All the organisms in an ecosystem are dependent upon each other.

Question 9

Adaption

Answer 9

These are features of their physical bodies or the way that they behave which allow them to survive and succeed.

Question 10

Nitrates

Answer 10

Nitrogen is needed to make amino acids for proteins, which are needed for cell growth.

Question 11

Phosphates

Answer 11

Phosphorus is needed to make DNA and cell membranes.

Question 12

Potassium

Answer 12

Potassium is needed in enzymes involved in respiration and photosynthesis.

Question 13

magnesium

Answer 13

A mineral needed by plants for making chlorophyll.