Cone
The pointed end of a cone is called its apex or vertex. This topic is part of Mathematics within Science & Nature. This page currently draws on 24 supporting questions, with answers and bonus facts available below.
Cone trivia questions
A geometric cone has a circular base and narrows to what single point?
Answer: Apex
Bonus fact: The pointed end of a cone is called its apex or vertex.
What is the volume formula for a cone with base radius r and height h?
Answer: One-third πr²h
Bonus fact: A cone has one-third the volume of a cylinder with the same base and height.
What type of cells in the human retina are named for their roughly cone-like shape and are important for color vision?
Answer: Cone cells
Bonus fact: Cone cells function best in brighter light and enable detailed color vision.
A conifer cone contains what reproductive structures?
Answer: Seeds or pollen
Bonus fact: Conifers reproduce using cones rather than flowers.
What are female pine cones commonly responsible for protecting?
Answer: Seeds
Bonus fact: Woody scales shelter developing seeds.
What are the small male cones of many conifers mainly designed to release?
Answer: Pollen
Bonus fact: Wind carries pollen to female cones.
A pine cone comes from what type of tree?
Answer: Conifer
Bonus fact: Pines are cone-bearing gymnosperms.
What do female pine cones protect?
Answer: Seeds
Bonus fact: Seeds develop on scales within the cone.
Pine cones open and close mainly in response to changes in what?
Answer: Moisture
Bonus fact: Dry conditions often cause scales to open and release seeds.
Kilimanjaro consists of three volcanic cones. Which is the highest?
Answer: Kibo
Bonus fact: Kibo contains the summit, Uhuru Peak.
In most conifers, what do male cones primarily produce?
Answer: Pollen
Bonus fact: Female cones bear the ovules that develop into seeds after fertilization.
Spruce trees produce what reproductive structures?
Answer: Cones
Bonus fact: Spruce seeds develop in woody cones.