Study for 3B Science Test

What is a producer?

• it needs oxygen

• it uses the sun's energy to produce food

• it eats other organisms

• it breaks down other organisms

Answer explanation

Producer are like the words produce... they are plants

Which of the following are examples of animals interacting with a LIVING part of their environment?

• a rabbit burrowing in the dirt

• a plant using the sun for energy

• a hawk eating a rabbit

• a plant using its roots to take in water

Answer explanation

the hawk and rabbit is the only situation where there are TWO or more living organisms, the rest have abiotic (non-living, factors.

Tags

NGSS.MS-LS2-2

Name two organisms in this food web obtain energy directly from producers?

• carrot and rabbit

• grain and bird

• grain and carrot

• mouse and grasshopper

Answer explanation

grain and carrots are both plants. In the food web they start the chains and only get energy from the sun

Tags

NGSS.MS-LS2-3

Which of the following do animals NOT need to survive?

• water

• shelter

• food source

• a friend

Answer explanation

Animals need air, water, shelter, and a food source to survive

Tags

NGSS.MS-LS2-1

Which of the following WOULD benefit (help) a population of deer?

• More deer hunters

• An increase in the wolf population

• a decrease in the wolf population

• a decrease in producers

Answer explanation

Benefit means help.

Increase means more

Decrease means less

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is a terrarium? 

• a plant

• a small model of a land environment

• an aquarium

• A pokemon

Answer explanation

terra means land

Tags

NGSS.MS-LS2-3

Name an organism that can obtain energy without depending on another organism.

• tree

• worm

• mouse

• rock

Answer explanation

a tree is a producer and it needs abiotic things like the sun to obtain energy

Why is it important for plants to have space when they are planted?

• They are scared of other plants

• They don't need space at all

• They need room to grow so they don't compete over resources

• They need room to dance

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which of the following involves interactions between two groups of living organisms?

• a rabbit eating grass

• a lizard warming in the sun

• a fish swimming

• a lion running

Tags

NGSS.MS-LS2-2

Which observation describes a lizard interacting with the living elements in its environment?

• basking in the sun

• eating a bug

• sleeping on a rock

• drinking water

Tags

NGSS.MS-LS2-1