Science
Which of these meals is the most balanced?
a) Rice and gravy
b) Bread and butter
c) Rice, chicken, vegetables, banana, water
d) Cake and juice
c) Rice, chicken, vegetables, banana, water
What causes erosion to happen the most?
a) Rain and wind
b) Thunder and lightning
c) Snowfall and ice
d) Heat from the sun
a) Rain and wind
Which nutrient provides the body with energy?
a) Vitamins
b) Minerals
c) Carbohydrates
d) Water
c) Carbohydrates
A rectangle has a length of 6 cm and a width of 4 cm. What is its area?
a) 10 cm²
b) 24 cm²
c) 20 cm²
d) 12 cm²
b) 24 cm²
Which landform is a flat area of land?
a) Plateau
b) Valley
c) Plain
d) Hill
c) Plain
Which of the following is NOT a function of water in the body?
a) Builds muscles
b) Removes waste
c) Keeps the body hydrated
d) Regulates body temperature
a) Builds muscles
What is one human activity that causes erosion?
a) Planting trees
b) Paving roads
c) Cutting down forests
d) Building sand dunes
c) Cutting down forests
Which of the following nutrients helps to build strong bones and teeth?
a) Vitamin C
b) Iron
c) Calcium
d) Protein
c) Calcium
The sum of the angles in a triangle is:
a) 90°
b) 180°
c) 360°
d) 270°
b) 180°
How is a plateau different from a mountain?
a) A plateau is higher and pointy
b) A plateau is flat on top, a mountain is pointed
c) A mountain is lower than a plateau
d) A plateau is made of water
b) A plateau is flat on top, a mountain is pointed
What type of consumer is a rabbit in a food chain?
a) Producer
b) Primary consumer
c) Secondary consumer
d) Decomposer
b) Primary consumer
How can farmers help reduce erosion?
a) By using more machines
b) By planting cover crops and using terracing
c) By leaving the land bare
d) By cutting more trees
b) By planting cover crops and using terracing
A student ate fried chicken, French fries, and soda for lunch. What is MOST likely missing from this meal to make it balanced?
a) Fat
b) Protein
c) Vegetables
d) Carbohydrates
c) Vegetables
What type of polygon has 5 sides?
a) Hexagon
b) Quadrilateral
c) Pentagon
d) Octagon
c) Pentagon
What is a valley?
a) A high flat landform
b) A low area between hills or mountains
c) A tall pointed hill
d) A flat piece of desert
b) A low area between hills or mountains
Which is a benefit of organic farming?
a) Cheaper food
b) Faster crop growth
c) No harmful chemicals
d) Uses artificial fertilizers
c) No harmful chemicals
Which of these is a method to reduce erosion on slopes?
a) Burning the grass
b) Leaving land uncovered
c) Building retaining walls or terraces
d) Driving heavy vehicles uphill
c) Building retaining walls or terraces
What is the role of fibre in the diet?
a) Builds muscles
b) Gives energy
c) Aids digestion and keeps the body regular
d) Strengthens bones
c) Aids digestion and keeps the body regular
Convert 1.25 km to meters:
a) 125 m
b) 1205 m
c) 1,250 m
d) 12,500 m
c) 1,250 m
Which of the following is an effect of erosion on the environment?
a) Increased plant growth
b) Loss of fertile soil
c) Formation of volcanoes
d) Growth of forests
b) Loss of fertile soil
What is a disadvantage of non-organic farming?
a) Higher costs
b) Limited food supply
c) Uses more water
d) Can harm the environment
d) Can harm the environment
Which of the following is a result of deposition?
a) Formation of valleys
b) Formation of sand dunes and deltas
c) Creation of earthquakes
d) Breaking of rocks into soil
b) Formation of sand dunes and deltas
In a food web, what is the main source of energy?
a) Water
b) The sun
c) Soil
d) Producers
b) The sun
Which graph is BEST for showing parts of a whole?
a) Bar graph
b) Line graph
c) Pie chart
d) Pictograph
c) Pie chart
Which of these can help protect your community from erosion?
a) Removing vegetation
b) Building on hillsides without planning
c) Planting trees and grass
d) Paving all green areas
c) Planting trees and grass