Semester 1 Final 2021

Front

What effect does changing the pH of an environment have on enzymes?

Back

Changing the pH can alter the shape of an enzyme, potentially rendering it inactive.

Front

What are abiotic factors in an ecosystem?

Back

Abiotic factors are non-living chemical and physical parts of the environment that affect living organisms, such as soil type.

Front

How does manure benefit crop fields?

Back

Manure increases soil nitrogen and phosphorus levels, which are essential nutrients for plant growth.

Front

Where is biodiversity typically greatest?

Back

Biodiversity is often greatest in ecosystems with a variety of habitats, such as forests or coral reefs.

Front

Which species were unaffected by the loss of species B?

Back

Species C was not affected by the loss of species B.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions in living organisms.

Front

Define biotic factors in an ecosystem.

Back

Biotic factors are the living components of an ecosystem, such as plants, animals, and microorganisms.

Front

What is the significance of nitrogen in soil?

Back

Nitrogen is a crucial nutrient that helps in the growth and development of plants.

Front

Explain the concept of species diversity.

Back

Species diversity refers to the variety of different species within a given ecosystem.

Front

What is the relationship between soil type and plant growth?

Back

Soil type affects water retention, nutrient availability, and root development, all of which influence plant growth.