Revision Form 2

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

Which of the following is a strong alkali?

• Sodium hydroxide
• Potassium nitrate
• Sodium nitrate
• Potassium sulphate

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

Which of the following plant can be classified into non-flowering plant?

• Conifers

• Grass

• Cactus

• Pomegranate tree

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

An animal that has moist skin and no scales.

• amphibian

• mammal

• reptile

• fish

Heat is measured量 in __________

• Celcius

• Joule

• Degree

• Kelvin

Heat is

• A form of energy

• A measure of degree of hotness

hotter air is ______________

• denser

• less dense

________________ has small gaps to let them expand in hot day.

• bridges

• thermometer

• railway tracks

• fire alarm