Classification of Life Exam Prep

Sally found something and wondered if it was alive. Which of the following questions will help her determine this?

• Does it breathe?

• Does it have cells?

• Does it have blood?

• Does it move?

2. Which of the following is a characteristic that ALL living things demonstrate?

• Eating food

• Growing and developing

• The ability to move

• The ability to breathe

A tree is considered a living thing because it…

• uses energy

• grows and develops

• reproduces

• All of the above

What can be said about all organisms that make their own food by photosynthesis?

• They are only plants

• They are only fungi

• They are all autotrophs

• They are all heterotrophs

Which statement best explains why guinea pigs are considered heterotrophs?

• Guinea pigs eat plants

• Guinea pigs can be both predator and prey

• Guinea pigs are scavengers

• Guinea pigs cannot make their own food using photosynthesis.

Which term best describes any change in an organism’s surroundings?

• Development

• Growth

• Response

• Stimuli

When a rabbit senses a predator, it will hop away in a zig-zag motion to escape an attack and prevent being eaten. Which term best describes the reaction the rabbit has to its environment?

• Development

• Growth

• Reproduction

• Response

How is asexual reproduction different from sexual reproduction?

• Asexual reproduction produces offspring that are different from the parent organisms.

• Asexual reproduction in plants requires insects as pollinators

• Asexual reproduction does not need another organism for pollination or DNA.

• Asexual reproduction is the result of joining a sperm cell and an egg cell from two organisms.

Examine the diagram of the metamorphosis of a frog from steps 1 to 5. Metamorphosis is the process of an organism changing form in its lifespan. What characteristic of the frog is represented by metamorphosis?

• Asexual reproduction because a new organism is made from one parent.

• Development because the frog is becoming more complex.

• Growth because the frog is becoming more complex.

• Sexual reproduction because a new organism is made from one parent.

Examine the images below. What characteristic of life is shared by all of these organisms?

• They reproduce

• They are autotrophs

• They are heterotrophs

• They all have blood