Science grade 7 term 1 quiz bee

Which of the following is necessary for photosynthesis?

• Sunlight

• Oxygen

• Glucose

• Soil

Which of the following is a product of photosynthesis?

• Water

• Glucose

• Sunlight

• Carbon dioxide

Which of the following organisms use cellular respiration for life and growth?

• Plants only

• Animals only

• Plants and Animals

• Bacteria only

Which of the following are needed for cellular respiration?

• Carbon dioxide and sunlight

• Oxygen and glucose

• Water and carbon dioxide

• ATP and Oxygen

What organelle is responsible for photosynthesis?

• Mitochondria

• Cell wall

• Golgi Apparatus

• Chloroplast

How much energy is typically transferred from one trophic level to the next in an energy pyramid?

• 1%

• 10%

• 25%

• 50%

What do you call all the organisms of the same species that live in the same area at the same time?

• population

• community

• ecosystem

• biome

A wolf eats deer that feed on plants. An incomplete energy pyramid diagram is shown.

At which level do the deer belong in the energy pyramid?

• A

• B

• C

• D

What is the role of forest fires in ecosystems?

• forest fires remove all organic material and lead to primary succession

• forest fires renew the ecosystem and lead to tertiary succession

• forest fires destroy ecosystems and lead to secondary succession

• forest fires are not strong enough to cause significant change to the ecosystem

Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism