Science Lesson

• Science
• Year 3

What are the three states of water?

1. liquid, gas, solid
2. gas
3. liquid, solid
4. solid, gas

What animal only eats plants?

1. carnivores
2. omnivores
3. herbivores
4. producers

How many phases are there in the life cycle of a cell?

1. 4
2. 7
3. 5
4. 6

What are carbohydrates compounds made of?

1. hydrogen
2. carbon
3. oxygen
4. hydrocarbons

Which word means the study of cells?

1. Ethology
2. Ecology
3. Cytology
4. Histology

When was Democritus developed?

1. 420 B.C.
2. 400 B.C.
3. 500 B.C.
4. 430 B.C.

What does an atom consist of?

What is an example of a mammal?

1. elephants
2. bats
3. humans
4. snake

What are decomposers?

Which part of an atom is negatively charged?

1. protons
2. anion
3. neutrons
4. electron

List the six kingdoms of life.

Which of the following are types of macromolecules?

1. sugars
2. starches
3. cellulose
4. carbon

Which of the following are types of reproduction in mammals?

1. monotremes
2. viviparous
3. marsupials
4. placental mammals

Which of the following animals are omnivores?

1. birds
2. humans
3. tigers
4. foxes

There are two types of metamorphosis pick one of them.

1. complete
2. changes
3. gradual
4. develop

Pick one of the 4 food chains.

1. producers
2. organisms
3. consumers
4. decomposers

List the 4 food chains.

What are omnivores?

Pick an abiotic factor.

1. temperature range
2. the wastes produced
3. available moisture
4. type of minerals

List two biotic factors.

What are the three main types of lipids?

There are approximately how many elements are known?

1. 200
2. 155
3. 94
4. 117

Which of the following are domain organisms?

1. bacteria
2. eubacteria
3. archaea
4. protista

Pick an example of a monocot.

1. corn
2. seeds
3. seed leaf
4. lilies

What are producers?