Unit 4 Lesson 1

Question 1

What makes up an environment ?

Answer 1

Living things and non living things

Question 2

What are living things ?

Answer 2

Living things are people, plants,and animals.

Question 3

What are non living things?

Answer 3

Non living things include water, air, soil, and weather

Question 4

What makes up an ecosystem ?

Answer 4

Living and non living things

Question 5

Give examples of ecosystems?

Answer 5

Rain forests, deserts, forests, and oceans

Question 6

How are all parts of an ecosystem connected?

Answer 6

Soil and temperature determine if a plant can grow there

Types of animals in an ecosystem are determined by the plants that are thete

Question 7

The following are ecosystems 
Give examples of what makes up each ecosystem 
Rainforest
Coral reef
Polar ecosystems
Wetlands

Answer 7

Rainforest/trees plants animals weather water and air
Coral reef/ outer skeletons if coal animals fish plants and many type if organisms
Polar ecosystems/ice water organisms that can survive cold, cold and dry
Wetlands/have cypress Teresa with thick trunks to to hold in place

Question 8

Are organisms evenly distributed amongst ecosystems ? Give example

Answer 8

No they are not evenly distributed

Example /rainforest has more plants polar system has few plants

Question 9

Give examples of smaller ecosystems that are within large ecosystem

Answer 9

Tree that frog live in-smaller ecosystem
Larger ecosystem Is the rainforest

Corral reef -smaller ecosystem in the larger ecosystem of the ocean

Question 10

What is a community?

Answer 10

Is made up of all organisms that live in the same place

Question 11

How do communities change over time ?

Give examples

Answer 11

Natural and human activities change communities over time

Example wild fire

Question 12

What is a population ?

Answer 12

Group made up of same type of individuals in the same ecosystem

Question 13

Give an example of population

Answer 13

Antelopes is one population
Elephants another population

Antelopes and elephants can live in the same community

Question 14

How do populations change?

Answer 14

Due to natural causes

Exsmple -No rain-grasses will not grow-without grass animals do not have food –some animals will not survive

Question 15

What is a habitat?

Answer 15

A habitat is a physical part of an ecosystem that meets the needs of an organisms

Question 16

What is a niche ?

Answer 16

A role

A way an organism interacts with the habitat and gets food and shelter are part of its niche

Question 17

Give examples of different organisms and their niche ?

Answer 17

Duck webbed feet help him swim

Frogs breath through lungs and live at water edge

Question 18

Give examples of how different organisms compete for resources

Answer 18

They compete when their habitats and niches overlap
Example-tadpoles and mosquito larve compete for algae in pond
Crowded plants at pond compete for sunlight

Question 19

Do different organisms interact?

Answer 19

Yes

Question 20

What 3 things do plants use to make food ?

Answer 20

Water air solar energy-(sunlight)

Question 21

What is a producer ?

Answer 21

A producer is a living thing such as a plant that can make its own food

Question 22

Give examples of producers

Answer 22

Trees algae and plants

Question 23

What is a consumer ?

Answer 23

A consumer is a living thing that eats plants or other animals

Question 24

What happens when consumers compete for food in their habitats ?

Answer 24

When there is too much animals in one place they can die. That’s because there is to much population and they eat the same things

Question 25

What is a decomposer?

Answer 25

A decomposer is a living thing that breaks down food

Question 26

Give examples of what provides energy for decomposers?

Answer 26

An overripe fruit a falling leaf or a dying strawberries

Question 27

What are 2 types of decomposers?

Answer 27

Fungi and bacteria

Question 28

Give examples if fungi?

Answer 28

Mold mushrooms and yeasts

Question 29

How do decomposers help the ecosystem ?

Answer 29

They break down food that is dying

Question 30

Give example of decomposers in our food … That are good

Answer 30

Yeast in bread

Bacteria in yogurt milk or sour crem

Question 31

How can decomposers help human made pollution ?

Answer 31

They can by breaking down oil spills. Also they add nutrients or oxygen to help decomposers already in their environment