WorksheetsScience and Math Quiz
Total questions: 50
Worksheet time: 4hrs 10mins
What part of the flower produces pollen?
Stigma
Petal
Anther
Ovary
Which part of the flower receives pollen during pollination?
Sepal
Anther
Ovule
Stigma
What is the function of petals in a flower?
Absorb sunlight
Attract pollinators
Store food
Produce seeds
What happens after pollination in a flower?
The flower dries up
A fruit develops
Leaves fall off
The stem becomes longer
Which of these is a natural light source?
Torch
LED bulb
Sun
Flashlight
What causes shadows to form?
Light travels in a circle
Light is absorbed
Light is reflected
Light is blocked
Which material allows all light to pass through?
Clear glass
Cardboard
Wax paper
Wood
Which one is a translucent material?
Mirror
Wax paper
Plastic wrap
Black cloth
What kind of object creates a sharp, dark shadow?
Transparent
Translucent
Opaque
Clear
Which type of pollination occurs when pollen moves to another flower?
Self-pollination
Animal-pollination
Cross-pollination
Wind-pollination
Which object reflects light?
Mirror
Water
Glass
All of the above
Which of these animals helps in pollination?
Ant
Bee
Butterfly
All of the above
Which of the following is NOT a source of artificial light?
Sun
Flashlight
Candle
Neon lamp
What happens to a shadow when the light source moves closer?
It disappears
It gets smaller
It gets larger
It changes color
Why do shadows change during the day?
The Sun's position changes
Objects change size
Clouds block the light
The Earth stops spinning
A flower with bright petals and sweet nectar is likely pollinated by:
Wind
Insects
Explosion
Water
What kind of material is cardboard?
Transparent
Translucent
Opaque
Semi-transparent
What is the function of sepals in a flower?
Make food
Protect the bud
Attract insects
Create pollen
Which one is a translucent material?
Tinted glass
White paper
Aluminum foil
Metal sheet
What helps wind pollination happen more easily?
Heavy pollen
Sticky petals
Light pollen
Bright colors
Which part of the plant carries water from the roots to the leaves?
Stem
Leaf
Petal
Fruit
What happens to light when it hits a mirror?
It stops
It bends
It reflects
It absorbs
What is the purpose of nectar in flowers?
To create shadows
To protect the seed
To attract pollinators
To store food
Which of these is an example of an opaque object?
Clear plastic
Glass window
Wooden door
Bubble wrap
Which condition is needed for shadows to form?
Darkness
Multiple light sources
A light source and an object
Moving air
What is the measure of a right angle?
45°
90°
120°
180°
An angle that measures 135° is called a/an:
Acute angle
Right angle
Obtuse angle
Reflex angle
Which of the following is an acute angle?
30°
95°
100°
135°
The sum of the angles in a triangle is always:
90°
180°
270°
360°
If two angles in a triangle are 60° and 70°, the third angle is:
40°
50°
60°
70°
What tool is used to measure angles?
Ruler
Compass
Protractor
Divider
A straight angle measures:
90°
180°
270°
360°
Which of these is a set square used for?
Drawing angles
Measuring weight
Measuring temperature
Calculating area
What chart is best for showing change over time?
Bar chart
Line chart
Pie chart
Pictograph
What chart is best for comparing parts of a whole?
Line chart
Bar chart
Pie chart
Column chart
What is the name of the horizontal axis in a graph?
Vertical line
X-axis
Y-axis
Line of symmetry
A triangle has angles of 90°, 45°, and ____. What is the missing angle?
30°
45°
60°
75°
An angle greater than 90° but less than 180° is:
Right angle
Obtuse angle
Acute angle
Reflex angle
In a bar chart, which axis shows the categories?
Y-axis
X-axis
Diagonal
Vertical
Which tool is best for measuring a 120° angle?
Ruler
Protractor
Thermometer
Balance
What is the smallest angle in a triangle called?
Base angle
Right angle
Interior angle
Acute angle
If an angle measures 60°, it is:
Right
Obtuse
Acute
Reflex
A pie chart is useful when:
Measuring height
Showing changes over time
Showing proportions
Comparing angles
The angle between the hands of a clock at 3 o'clock is:
45°
90°
180°
60°
If a triangle has angles 60°, 60°, and 60°, it is called:
Scalene triangle
Right triangle
Equilateral triangle
Isosceles triangle
An angle measuring 89° is:
Right angle
Acute angle
Obtuse angle
Reflex angle
What kind of triangle has all sides of different lengths?
Isosceles
Scalene
Equilateral
Right triangle
Which graph is best to compare the number of students in each class?
Line graph
Bar graph
Pie chart
Area chart
If an angle is greater than 180°, it is called a:
Acute angle
Right angle
Reflex angle
Straight angle
A triangle has two 45° angles. What is the third angle?
45°
60°
90°
100°
