FORM 2 SCIENCE

What is biodiversity?

• Maintaining something at a stable level

• All of the living and non-living things in an environment

• All of the members of the same species in an area

• All of the different types of living things

Tags

NGSS.MS-LS2-5

What is an endemic species?

• Species that can be found anywhere

• Animals that became endangered

• Organisms that can only be found in restricted habitat

• Plants that can undergo photosynthesis

Choose the animal that is a vertebrate.

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Which of the following is NOT a property of an acid?

• Tastes sour
• Corrosive
• Changes the colour of blue litmus paper to red
• Has a pH value higher than 7

Heat is

• A form of energy

• A measure of degree of hotness

Heat flows留 from __________ region区域 to __________ region.

• cooler, hotter

• hotter, cooler

Complete the word equation for neuralisation reaction.

Acid + Alkali --> _______ + _________

• sugar.....water

• salt......water

• salt......vinegar

• vinegar.....salt

_____________ is the highness or lowness of a sound.
(Hint: Think about our sound song.)

• Amplitude
• Pitch
• Volume
• Vibration

How is sound produced?

• By the vibration of particles
• By the transfer of particles 

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

Which planet is the largest?

• Earth
• Jupiter
• Neptune
• the Sun

Tags

NGSS.MS-ESS1-3