mobs
world generation
redstone
items and enchanting
mechanics
100

 this mob has the ability to pass through solid blocks while attacking the player?

the vex

100

this structure contains the rarest armor trim
 

Ancient City

100

restone can travel this far before it runs out of power

15

100

this item is used to locate a Stronghold?

eye of ender

100

this is the maximum height a player can reach in the Overworld before being unable to place blocks above the build limit?

319

200

this mob's attack can cause the player to receive the "Darkness" effect?

the Warden 

200

this structure can generate with a "treasure room" containing multiple blocks of gold

Bastion

200

this redstone component detects changes in the block directly in front of it

Observer

200

this enchantment allows you to mine a block and receive the block itself

silk touch 

200

How many game ticks are in one second in Minecraft

20
300

this mob can spawn riding another hostile mob as part of a naturally generated combination

the skeleton

300

this structure has the highest possible number of naturally generated chests

woodlands mantion
300

this is the maximum delay of a single redstone repeater?

4 ticks

300

this item is used to repair and combine enchanted items

the anvil

300

this is the maximum number of blocks a single water source can hydrate farmland horizontally?

4 blocks

400

this mob can pick up a shield and use it against the player

the piglin

400

this structure has a chance to generate with a chest containing a Trident

the trial chamber 

400

a piston can push this manyt blocks at a time?

12

400

this enchantment allows a trident to return after being thrown?

loyalty

400

How many blocks of horizontal range does water have when flowing from a source block

7

500

this mob was removed from the game because it was poisonous to frogs 

fireflies

500

this is the only biome that can only spawn one hostile mob (the phantom)

the mushroom island

500

this redstone component can measure how full a container is?

Comparator

500

this item is required to craft a Lodestone

netherite ingot

500

How many blocks away can a player be from a hostile mob before it can potentially despawn naturally?
 

128 blocks