Exploring the Characteristics of Life

What does the acronym DOG RACE stand for in the context of biology?

• A type of dog competition

• A set of characteristics defining living organisms

• A method to organize biological data

• A genetic disorder in dogs

Which of the following is true about DNA?

• It is unique to each species

• It is the same in all living organisms

• It is not present in bacteria

• It was discovered in 1853

What is the significance of organization in living organisms?

• It helps in efficient survival

• It makes organisms grow faster

• It prevents diseases

• It is not necessary for survival

What is the difference between growth and development in living organisms?

• Growth is only in plants; development is only in animals

• Both mean the same

• Growth is changing shape; development is getting bigger

• Growth is getting bigger; development is changing shape or form

What is a zygote?

• A type of stem cell

• A stage in plant growth

• A type of bacteria

• A single cell formed by the union of an egg and a sperm

Which of the following is true about asexual reproduction?

• It requires two parents

• It is the preferred method for most life forms

• It always involves budding

• It results in genetically identical offspring

Why is genetic variety important in sexual reproduction?

• It ensures all offspring are identical

• It helps in the survival of species against diseases

• It makes reproduction faster

• It prevents any genetic mutations

What is an adaptation?

• A method of energy production

• A type of cell

• A reaction to internal changes

• A trait that helps an organism survive and reproduce

What is the basic unit of life?

• Cell

• Chromosome

• DNA

• Organ

What does homeostasis refer to?

• A genetic mutation

• A stable internal environment

• A method of energy production

• A type of cell division