# data[].attributes.body
Grade 5

Communities, Populations, and Ecosystems

Which will most likely happen when someone comes and destroys an animal's ecosystem?

1. the animal stays there

2. the animal finds a new place to live

3. the animal lives on water

4. the animal gets revenge

Grade 5

Communities, Populations, and Ecosystems

The movement of organisms in the environment is called                .

1. Locomotion

2. Circulation

3. Digestion

4. Agitation

Grade 5

Communities, Populations, and Ecosystems

Aquatic ecosystems contain all

1. land based ecosystems

2. space based ecosystems

3. water based ecosystems

Grade 5

Communities, Populations, and Ecosystems

In an ecosystem, birds depend on insects to survive. If someone spreads pesticide to control the insect population, which of the following is most likely to happen?

1. The bird population will increase.

2. The bird population will decrease.

3. The bird population will decrease, then increase.

4. The bird population will increase, then decrease.

Grade 5

Communities, Populations, and Ecosystems

All the living and nonliving parts in an area.             Ecosystem

All the populations living together in one area.             community

The process by which plants use sunlight to make sugar from water and carbon dioxide.                 photosynthesis

An plant that uses sunlight to make sugar from water and carbon dioxide.            producer

An animal that consumes other animals for food.            consumer

An animal that feeds on the bodies of dead organisms.             scavenger

An organism that helps to break down and decay dead organisms and the wastes of living organisms.             decomposer

A combination of all the food chains in a community.            food web

Grade 5

Communities, Populations, and Ecosystems

How are invasive species brought to new places?
Select all that apply.

1. People and animals spread them without knowing it

2. People spread them on purpose

3. Pets that escape

4. They just show up in a new place

Grade 5

Communities, Populations, and Ecosystems

The complex interactions of different organisms with one another and with their environment is called                .

1. biome

2. community

3. ecosystem

4. population

Grade 5

Communities, Populations, and Ecosystems

Which of the following descriptions about the organization of an ecosystem is correct?

1. Communities make up species, which make up populations

2. Populations make up species, which make up communities

3. Species make up communities, which make up populations

4. Species make up populations, which make up communities

Grade 5

Communities, Populations, and Ecosystems

All the living and nonliving parts in an area.
ecosystem
The study of the relationships among living and nonliving parts of an area.           ecology
The place where a species lives.          habitat
The role of a species in an ecosystem        niche
All of the members of one species that live in the same area             population
All the populations living together in one area            community
The process by which plants use sunlight to make sugar from water and carbon dioxide                 photosynthesis
An organism that uses sunlight to make sugar from water and carbon dioxide           producer
An organism that consumes other organisms for food           consumer
An animal that feeds on the bodies of dead organisms            scavenger
An organism that helps to break down and decay dead organisms and the wastes of living organisms             decomposer
A diagram that compares the amount of energy available at each position, or level, in the feeding order                 energy pyramid

A combination of all the food chains in a community                food web

Grade 5

Communities, Populations, and Ecosystems

It is everything, including living things, that surrounds a person, plant, or animal. What is this known as?

1. Ecology

2. Biology

3. Environment

4. Nature

Grade 5

Communities, Populations, and Ecosystems

What do we called the living and nonliving factors in an environment and all their interactions?

1. community

2. ecology

3. food web

4. ecosystem

Grade 5

Communities, Populations, and Ecosystems

What is a native species?

1. a plant that is purple in color

2. a species that can upset the balance in an ecosystem

3. a species that live in cold places

4. a species that is supposed to be in a certain ecosystem

Grade 5

Communities, Populations, and Ecosystems

An invasive species can cause the most problems when which one of the following is true?

1. When the invasive species in a top-of-the-food-chain predator

2. when there are too few or no predators that kill the invasive species

3. when there are too many predators that kill the invasive species

4. when the invasive species has traveled very far from its original home

Grade 5

Communities, Populations, and Ecosystems

What determines if a population survives within an ecosystem?

1. if the population's habitat is large enough to provide shelter

2. if the population can migrate each season

3. if the population's niche is completely unoccupied by another species

4. if the population's basic needs can be met

Grade 5

Communities, Populations, and Ecosystems

Invasive species can often do a lot of damage to an ecosystem. Which is an example of an invasive species damaging an ecosystem?

1. Robins building a nest in a tree

2. Foxes hunting a rabbit

3. The kudzu vines climbing on trees and native plants blocking out their sunlight

4. Deer grazing on a farmer's crops

Grade 5

Communities, Populations, and Ecosystems

In an ecosystem, birds depend on insects to survive. If someone spreads pesticide to control the insect population, which of the following is most likely to happen?

1. The bird population will increase.

2. The bird population will decrease.

3. The bird population will decrease, then increase.

4. The bird population will increase, then decrease.

Grade 5

Communities, Populations, and Ecosystems

All of the populations in an ecosystem are called the                .

1. habitat

2. community

3. population

4. kingdom

Grade 5

Communities, Populations, and Ecosystems

When is an ecosystem able to best support a variety of organisms?

1. when organisms share food and habitats equally

2. when competition for food is controlled by humans

3. when physical-space needs of organisms are met

4. when organisms use the parts of the ecosystem differently

Grade 5

Communities, Populations, and Ecosystems

A community that includes all the living and nonliving things found in a certain area is called a(n)             ecosystem            .

Grade 5

Communities, Populations, and Ecosystems

Ecology is the study of how all living things relate to one another and their world.

1. True

2. False

# data[].attributes.body
Grade 5

Succession

A gradual change in an ecosystem, sometimes occurring over hundreds of years is a             succession             .

Grade 5

Food Chains and Webs

Imagine that pollution caused all of the plants in an aquatic food chain to die. Would this affect the population of the largest fish?

1. Yes, because the largest fish need to eat plants to supplement their diet.

2. Yes, because all the food energy in the chain comes through the plants.

3. No, because the largest fish are big enough to survive a change in the ecosystem.

4. No, because only the smallest fish depend on the plants for survival.

Grade 5

Food Chains and Webs

What is the name of a animal that only eats meat?

1. carnivore

2. human

3. omnivore

4. herbivore

Grade 5

Food Chains and Webs

A food chain begins when

1. an animal eats another animal.

2. an animal eats a green plant.

3. a plant eats an insect.

4. an animal eats the remains of a dead tree.

Grade 5

Communities, Populations, and Ecosystems

Which will most likely happen when someone comes and destroys an animal's ecosystem?

1. the animal stays there

2. the animal finds a new place to live

3. the animal lives on water

4. the animal gets revenge

Grade 5

Food Chains and Webs

A carnivore is an animal that only eats meat.

1. True

2. False

Grade 5

Food Chains and Webs

Which best describes the role of a producer in an ecosystem?

1. A producer supplies light for the consumers in the ecosystem.

2. A producer supplies water for the consumers in the ecosystem.

3. A producer supplies oxygen for the consumers in the ecosystem.

4. A producer supplies energy for the consumers in the ecosystem.

Grade 5

Communities, Populations, and Ecosystems

The movement of organisms in the environment is called                .

1. Locomotion

2. Circulation

3. Digestion

4. Agitation

# data[].attributes.body
Grade 5Botany
Plants produce oxygen.
True
False
Grade 5Botany
Plants breathe in oxygen and breathe out carbondioxide.
True
False
Grade 5 Botany
A _____________                    produces flowers with seeds.
coniferous plant
flowering plant
sporenon
Grade 5 Botany
Which of these do plants produce?
soil
water
oxygen
minerals
Grade 5Botany
Leaves take in carbon dioxide.
True
False
Grade 5Botany
All plants produce their own food.
True
False
Grade 5Botany
The transfer of pollen from the anther of stamen to the stigma of a plant is called                ?pollination
reproduce
Grade 5Botany
Seeds need water to germinate.
True
False
Grade 5Botany
Carbon dioxide enters the leaves through the                .roots
stem
stomata
flowers
Grade 5BotanyWhat are the four main things a plant needs to grow?Water, Light, Heat and OxygenWater, Light, Nutrients and WarmthWater, Nutrients, Carbon Dioxide and FungusNutrients, Oxygen, Warmth and Carbon DioxideGrade 5BotanyWhat is a pigment or coloring matter that helps plants use light energy to make sugar?sporesphotosynthesispollenchlorophyllGrade 5BotanyThe transfer of pollen from the male parts to the female parts is called               .GroupingContaminationPollination