PRACTICE Biology Semester 1 Final 2024

Front

What are the basic characteristics of all living organisms?

Back

1. Display organization 2. Maintain homeostasis 3. Require energy 4. Reproduce (not necessarily sexually)

Front

Define predation.

Back

Predation is the act of one organism feeding on another organism.

Front

What is a biological community?

Back

A biological community is all the interacting populations of different species that live in the same geographic location at the same time.

Front

What is the response to a stimulus in plants?

Back

The response to a stimulus in plants is a change in growth or behavior in reaction to environmental changes, such as a Venus flytrap capturing a fly.

Front

Define biodiversity.

Back

Biodiversity refers to the variety of species in a given ecosystem.

Front

What is homeostasis?

Back

Homeostasis is the ability of an organism to maintain a stable internal environment despite changes in external conditions.

Front

What is the role of producers in an ecosystem?

Back

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

Front

What is the difference between a habitat and a niche?

Back

A habitat is the physical area where an organism lives, while a niche is the role or position of an organism in its environment.

Front

What is the significance of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Front

What is the process of photosynthesis?

Back

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