science quiz

Question 1

What is photosynthesis

Answer 1

Photosynthesis is a cycle that helps plants to be healthy, grow, and make their own food

Question 2

What are the basic needs of biotic elements

Answer 2

Oxygen, water, food, a place to live, and energy

Question 3

How do biotic elements interact to meet their basic needs

Answer 3

Biotic elements meet their basic needs by feeding off other biotic or abiotic things, or they find a place to live

Question 4

How do plants meet their basic needs

Answer 4

Plants use sunlight, soil, and water to grow

Question 5

What are producers

Answer 5

Producers are biotic things that can make their own food to supply the matter and energy they need to survive

Question 6

What are consumers

Answer 6

Consumers are biotic elements that feed on other biotic elements

Question 7

what makes the leaves green

Answer 7

chlorophyll

Question 8

what are producers roles

Answer 8

they produce oxygen, supply food, and provide shelter

Question 9

what are some type of consumers

Answer 9

herbivores, carnivores, and omnivores

Question 10

What is a prey

Answer 10

a prey is a animal that is hunted for food

Question 11

what is a predator

Answer 11

a predator is a animal that hunts and consumes the prey

Question 12

what are scavengers

Answer 12

scavengers are consumers that do not usually kill their own food

Question 13

what are detritivores

Answer 13

detritivores are consumers that feed off waste

Question 14

what is organic matter

Answer 14

organic matter is matter derived from living things

Question 15

what are decomposers

Answer 15

decomposers are consumers that break down dead plants and animals into smaller pieces

Question 16

what are examples of scavenger, detritivores and decomposers

Answer 16

vultures, earthworms, and bacteria

Question 17

what is a food chain

Answer 17

a food chain shows feeding interactions between consumers and producers

Question 18

how do food chain start

Answer 18

they start with a producer, then the arrow points to a consumer, and so on

Question 19

What is a energy pyramid

Answer 19

an energy pyramid shows the amount of energy transferred in a food chain

Question 20

what are primary consumers and examples

Answer 20

Primary consumers eat producer. Some examples are insects, cows and horses

Question 21

what are examples of secondary consumers

Answer 21

Secondary consumers examples are frogs, birds, lizards, and snakes

Question 22

Tertiary Consumers

Answer 22

Tertiary Consumers are consumers that eat the secondary consumers. Some examples are wolves, lions and hawks

Question 23

how does the 10% rule work on energy transfers

Answer 23

if the producer have 100,000 kcal available then the hawk would have 100 kcal

Question 24

what is the 10% rule

Answer 24

for the example if the producers have 10,000 kg, then for the next level you need to divide by 10

Question 25

what are food webs

Answer 25

a food web shows interconnected food chains. A food web is a complex network of feeding relationships

Question 26

how much energy is transferred to the next level

Answer 26

10%

Question 27

what are abiotic limiting factors

Answer 27

sunlight, water, climate, temperature, soil, natural disasters, space, and fire

Question 28

what are biotic limiting factors

Answer 28

amount of plants and animals, competition, decomposers, parasites, and diseases

Question 29

what are density independent factors

Answer 29

density independent factors are for the example the number of organisms, or the amount of food for each organism

Question 30

what are density dependent factors

Answer 30

density dependent factors are for example that it does not depend on the number of organisms

Question 31

water cycle

Answer 31

collection, evaporation, condensation, and precipitation

Question 32

benefits of composting waste materials

Answer 32

riches the soil, not waste food, grows new plants, caring for and helping the earth, and gives nutrients to the soil

Question 33

how does bio invasion affect the ecosystem

Answer 33

it affects the ecosystem because the type of species can grow rapidly and wipe out other species in its new area

Question 34

what are each level of the energy flow called

Answer 34

it is called the trophic level

Question 35

where does the percentage of energy go to

Answer 35

it goes to the heat

Question 36

What is competition

Answer 36

competition is when 2 animals compete for 1 food

Question 37

Carbon Cycle

Answer 37

Carbon moves from the atmosphere to plants. Carbon moves from plants to animals. Carbon moves from plants and animals to soils. Carbon moves from living things to the atmosphere. Carbon moves from the atmosphere to the oceans.