7th grade science final

Which of the following is an example of homeostasis?

• laughing

• pulling your hand away from a burning-hot surface

• using energy to build muscles

• Hormones keeping blood glucose levels steady

What is not true about BOTH a plant and animal cell?

• The both have a nucleus.

• The both have a cell membrane.

• They both have a cell wall.

• They both have ribosomes.

Which organism is prokaryotic?

• Plants

• Fungi

• Bacteria

• Protists

Which of these is not a product of photosynthesis? 

• Cellulose

• Glucose

• Amino acids

• Starch

How long has life existed on Earth?

• 20 million years

• 3.5 billion years

• 4.5 billion years

• 1.7 million years

Which is not a type evidence for evolution?

• recessive genes

• Homologous structures

• Embryolgic development

• DNA

Homeostasis is an organism's ability to

• keep conditions stable inside the organism

• burn food for energy

• compete for living space

• grow and reproduce

What do ribosomes do in a cell?

• Make amino acids

• store energy

• translate DNA and create proteins

• control cell functions

Which is not a blood type?

• A-

• Q+

• AB-

• O+

What do all living things have in common?

• They are all muticellular.

• They are all eukaryotic.

• They all grow and develop.

• They are all heterotrophic.