Which of the following is not a function of plant roots?

• Absorbing water

• Anchoring plants

• Producing food

• Storing nutrients

In which of the following ways are animals different from plants?

• Animals are autotropic

• Animals have a nervous system

• Animals have chloroplast

• Animals perform photosynthesis

Which of the following is a characteristic of animals but not plants?

• They have a rigid cell wall

• They produce seeds

• They have a circulatory system

• They produce oxygen

Plants store energy in the form of: _______

• Glycogen

• Starch

• Fat

• Protein

Which of the following is a characteristic of plants but not animals?

• They can move freely

• They produce their own food through photosynthesis

• They have a nervous system

• They consume other organisms for energy

Which of the following is a property of acids?

• Bitter taste

• Turns blue litmus paper to red

• Feels slippery to touch

• Turns red litmus paper to blue

What is the pH range of acidic substances?

• 0 - 7

• 7 - 14

• 0 - 14

• 0 - 17

Which of the following is a common base?

• Hydrochloric acid

• Sodium hydroxide

• Sulphuric acid

• Citric acid

What is the pH value of a neutral substance like pure water?

• 0

• 7

• 14

• 10

Acids release which type of ions in water?

• Hydroxide ion (OH-)

• Sodium ions (Na+)

• Hydrogen ions (H+)

• Chloride ions (Cl-)