question | answer |
what are the six characteristics of living things? | living things have cells, sense and respond to change, reproduce, have DNA, use energy, grow and develop |
what are some stimuli in your environment and how do you respond? | stimuli examples: use your senses to smell, taste, touch, hear and look at things! |
what's the difference between growth and development | growth is an increase in size while development is the change in form. |
what are the four necessities of life? | food, water, air and a place to live |
give an example of a producer, consumer and decomposer. | producer: any plant; consumer: any animal; decomposer: fungi. |
what factors affect where a plant or animal lives? Hint: think of a camel and polar bear | competition with other organisms for basic needs and the availability of food and water |
the cells of all living organisms are approximately what percent of water? | 70% |
carbohydrates are made up of_______ | sugars |
when an organism needs energy, its cells break down ___________ to release energy | carbohydrates |
starch is a type of carbohydrate that comes from __________ | plants |
carbohydrates and ___________ store energy. | lipids |
DNA is a ___________ acid | nucleic |
what contains all the information needed for a cell to make all of its proteins? | DNA |
what do carbhydrates, fats, and oils have in common? | they all store energy. |
name two functions of lipids | storing energy and forming the cell membrane |
when some worms are cut in half, each develops into a whole worm. this is an example of what? | asexual reproduction |
cells do NOT use ________for energy storage. | nucleic acids |