TWHW9 Rami Bio Midterm review

Front

What has the most energy in an ecosystem?

Back

Grass has the most energy in an ecosystem as it is the primary producer.

Front

What is the difference between vertebrates and invertebrates?

Back

Vertebrates have a backbone, while invertebrates do not.

Front

Which line in a graph indicates the presence of an enzyme?

Back

Line B shows the presence of an enzyme.

Front

What is the process represented by the equation 6CO2 + 6H2O + light energy → C6H12O6 + 6O2?

Back

This process is photosynthesis, performed by autotrophs.

Front

What does xylem transport in plants?

Back

Xylem transports water and minerals.

Front

Define autotrophs.

Back

Autotrophs are organisms that produce their own food through photosynthesis or chemosynthesis.

Front

Define heterotrophs.

Back

Heterotrophs are organisms that cannot produce their own food and rely on consuming other organisms.

Front

What role do producers play in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis, forming the base of the food chain.

Front

What is the significance of enzymes in biological reactions?

Back

Enzymes speed up chemical reactions by lowering the activation energy required.

Front

What is biomass?

Back

Biomass is the total mass of living matter in a given area or volume, often used as an energy source.