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Spell Bee Word: Plankton


What does plankton mean?

Word: Plankton

Part of Speech: Noun

Meaning: Plankton means very small plants and animals that float and drift in seas, lakes and rivers.

How do you spell plankton?

Syllables: plank - ton

Tricky part: The ending is ton, with an o. Planktan and planktun are the usual slips.

Watch out for: planktan, planktun, plankten

Memory tip: Whales swallow plankton by the ton: let that ton finish the word.

Plankton in a sentence

Example 1: A glass jar of seawater can hold thousands of plankton.

Example 2: Under the microscope, a drop of pond water showed hundreds of plankton.

Example 3: Plankton cannot swim against the current; they drift with the water.

Fun Fact

Scientists estimate that the plant-like plankton of the oceans, called phytoplankton, make about half of the oxygen produced on Earth.

Practise the CREST Way

Spell-o-Spell

Choose the correctly spelt word:

a) crustasean
b) plankton
c) algea
d) jelyfish

Show answer

b) plankton. Algae ends in ae, crustacean has a c before ean, and jellyfish has a double l.

Word Cookie

Find the extra letter in the word:

plankkton

a) t
b) l
c) n
d) k

Show answer

d) k. A single k comes after the n.

Mingle-Mangle

Form a meaningful word from the jumbled letters:

toaknpln

a) platoon
b) plankton
c) planet
d) pontoon

Show answer

b) plankton. Only plankton has a k, the letter that platoon, pontoon and planet lack.

Multiple Choice Questions

1. Which animal feeds by filtering plankton from the water?

a) the octopus
b) the crocodile
c) the blue whale
d) the swordfish

Show answer

c) the blue whale

2. In a sea food chain, plankton usually come ____.

a) just below the sharks
b) at the very start of the chain
c) after the large fish
d) at the very top of the chain

Show answer

b) at the very start of the chain

Associated Words

Words that end in -ton: skeleton, automaton, baton

More words from this list

specimen, vertebrate, ambiguous, cartographer, cultivator, equilateral, hedge, mayonnaise

Next steps

How to participate in CREST International Spell Bee

The CREST International Spell Bee (CSB) is conducted in two editions – CREST International Spell Bee - Summer (CSB) and CREST International Spell Bee - Winter (CSBW) – giving students across the globe an opportunity to showcase and enhance their spelling proficiency. Designed for young learners from Senior KG to Class 8, the competition focuses on word-building, pronunciation, and vocabulary enrichment, helping students develop strong linguistic skills.

Steps to Participate:

Step 1: Visit the registration page and complete the registration with your desired subject.

Step 2: After Registration done, do login at www.crestolympiads.com/login.

Step 3: After login, go to dashboard and click on Book slot/Take Exam

Step 4: Schedule your exam date and preferred time.

Step 5: Log in with your credentials on the exam day at the scheduled time and take the exam.

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