Year 7 Science - Exploring Ecosystems and Food Chains (2)

Which of these is a possible food chain for this environment?

• Sun → grass → fly → frog

• frog → fly → grass → Sun

• Sun ← grass ← fly ← frog

• Sun → fly → frog → snake

The parts of the food chain in the picture are out of order.  Which picture should be first in the food chain shown?

• snake

• sun

• carrot

• rabbit

In the photo, what is an example of a living thing?

• air

• plant

• sunlight

Choose the living organism

• 
• 
• 
• 

What are the biotic factors in this image?

• sunlight, elephants, and grasses

• sunlight, water,  and air

• elephants, plants, trees 

Which is a biotic factor?

• sunlight

• air 

• bacteria

• all of the above

An abiotic part of an ecosystem; required by plants to perform photosynthesis.

• water

• soil

• sunlight

• oxygen

An abiotic part of an ecosystem; this gas is required by all living things.

• oxygen

• ecology

• biotic factors

• jellybeans

What is a food chain?

• A series of events in which one organism eats another and obtains energy

• A group of organisms that live in the same area

• A network of interconnected food webs

• A collection of abiotic factors in an ecosystem

Which of the following is an abiotic factor in an ecosystem?

• Plants

• Animals

• Water

• Bacteria