PSAJ Prep 24-25

Which organ is responsible for absorbing nutrients?

• Stomach

• Small intestine

• Large intestine

• Oesophagus

What is the main function of molars?

• Cutting food

• Tearing food

• Grinding food

• Absorbing nutrients

Which of the following is a human-caused environmental change?

• Earthquake

• Deforestation

• Flood

• Volcano eruption

What is an example of an environmental change caused by nature?

• Pollution

• Tsunami

• Littering

• Farming

What question would you ask to classify a bird and a fish?

• Does it have feathers?

• Does it have a vertebrate?

• Is it green?

• Does it sleep?

How do classification keys help scientists?

• They make new species.

• They group and identify living things.

• They grow plants.

• They measure temperature.

Which of these sounds has a high pitch?

• Drum

• Whistle

• Lion's roar

• Bass guitar

A sound that is both loud and low is likely a:

• Mouse squeak

• Car engine

• Bell ringing

• Whisper

What part of the plant transports water?

• Root

• Stem

• Leaf

• Flower

Which of these is a correct pathway of water in a plant?

• Roots - leaves - stem

• Stem - roots - leaves

• Leaves - roots - stem

• Roots - stem - leaves