Biology Exam Review (2)

Front

What are the reactants of photosynthesis?

Back

6H₂O + 6CO₂

Front

If there is 30% adenine in the DNA of a panda, what is the percent of guanine?

Back

20%

Front

What is the backbone of the DNA structure composed of?

Back

Sugar and Phosphate

Front

What impact does deforestation have on the carbon cycle?

Back

Increase in the amount of CO₂ in the atmosphere

Front

Which is an abiotic factor that affects the survival of a tree species in a habitat?

Back

How much sunlight is available

Front

Define photosynthesis.

Back

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

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs sunlight and converts it into chemical energy.

Front

Explain the significance of the carbon cycle.

Back

The carbon cycle is crucial for regulating Earth's climate and supporting life by recycling carbon among the atmosphere, land, and oceans.

Front

What are nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, and Guanine.

Front

What is the function of DNA?

Back

DNA stores genetic information and provides instructions for the development and functioning of living organisms.