Q1 Review

Front

Which organelle uses energy from sunlight to make sugar?

Back

Chloroplasts are the organelles in plant cells that convert sunlight into chemical energy through photosynthesis, producing sugar.

Front

What are the units of protein?

Back

Amino acids are the building blocks of proteins, linking together to form polypeptides and proteins.

Front

What is a diagram that shows the transfer of energy in an ecosystem using several food chains?

Back

A food web is a complex diagram that illustrates how energy and nutrients flow through various interconnected food chains in an ecosystem.

Front

What happens to energy as you move upward in an energy pyramid?

Back

Energy decreases as you move up the levels of an energy pyramid, with less energy available at higher trophic levels.

Front

Which organism is the most distantly related to all the others: Raccoon, Dog, Giant Panda, or Sun Bear?

Back

The Dog is the most distantly related organism among the options provided.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

Define ecosystem.

Back

An ecosystem is a community of living organisms interacting with their physical environment, including both biotic and abiotic components.

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

Front

What is the role of mitochondria in cells?

Back

Mitochondria are known as the powerhouse of the cell, converting nutrients into energy through cellular respiration.

Front

What are amino acids?

Back

Amino acids are organic compounds that serve as the building blocks of proteins, essential for various biological functions.