Maths
What are two lines that are the same distance apart throughout and never meet called?
Parallel lines
How many chambers does the human heart have?
4
Name the force that attracts all objects toward the Earth's surface.
Gravity
Which is the largest planet in the Solar System?
Jupiter
What is a shape with six sides called?
Hexagon
What is the highest common factor of 42 and 72?
6
What is the primary organ of the respiratory system in human beings?
Lungs
Which layer is in between the crust of the Earth and the core of the Earth?
Mantle
Which is the farthest planet from the Sun?
Neptune
What kind of a triangle has two angles of the same measure and two sides of the same length?
Isoceles triangle
Is 223° an obtuse angle?
No
What is the largest blood vessel in the human body?
Aorta
How do plants make food?
Photosynthesis
How many moons does Mars have?
2
Which quadrilateral has only one pair of opposite sides parallel?
Trapezium
What kind of a line has only one endpoint and continues in one direction forever?
Ray
Which is the largest organ in the human body?
Skin
What kinds of animals eat plants exclusively?
Herbivores
Which is the hottest planet in the Solar System?
Venus
What is a closed figure with at least 3 sides called?
Polygon
What is the lowest common multiple of 83 and 23?
1909
How many bones does the skeleton of a human adult consist of?
206
Why are leaves green in color?
Due to presence of chlorophyll in them
How many gas giants does the Solar System have?
2
A boat has a sail with one pair of perpendicular lines, and two sides the same length. What kind of triangle is it?
Right isoceles triangle