Food chains, energy pyramids, and food webs

A group of organisms that are all the same species living in the same area at the same time.

Example of abiotic factor

• Phytoplankton

• Wind

• Grass

• Bird

Tags

NGSS.MS-LS2-3

Put these in order from smallest to largest

• Population

• Organism

• Biosphere

• Ecosystem

• Community

Put the trophic levels correctly on the pyramid

a

b

c

d

Secondary consumer

Tertiary consumer

Primary consumer

Producer

Tags

NGSS.MS-LS2-3

In cellular respiration, animals and plants take in ​ (a)   and ​ ​ (b)   to release ​ (c)   , ​ (d)   and ​ (e)   .

• sugar
• oxygen
• energy
• carbon dioxide
• water
• sunlight
• carbon monoxide

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Match the following

• eats animals killed by other animals

• omnivore

• An animal that eats both meat and plants

• herbivore

• An animal that only eats plants.

• Scavenger

• Animal that hunts other animals for food

• carnivore

• An animal that only eats meat.

• Predator

Which of the following is a characteristic of life?

• organization

• evolution

• metabolism

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

NGSS.MS-LS1-6

NGSS.MS-LS4-2

Organize these options into the right categories

Groups:

(a) Producer

,

(b) Consumer

• Otters

• Phytoplankton

• Sea urchin

• Sharks

• Kelp

• Grass

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

a species which often forms the major structural portion of the habitat is a...

• foundation species

• keystone species

• invasive species

a species whose presence is key to maintaining biodiversity in an ecosystem and to upholding an ecological community’s structure is a...

• foundation species

• keystone species

• invasive species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5