Word: Sustainable
Part of Speech: Adjective
Meaning: Able to be maintained or continued without causing harm to the environment or depleting resources.
Synonyms: Maintainable, eco-friendly, renewable
Antonyms: Unsustainable, wasteful
Example 1: We should focus on sustainable energy sources, like solar and wind power, to help protect our planet.
Example 2: The local community started a sustainable farming project that uses fewer resources and produces healthy food.
Example 3: Many companies are now investing in sustainable practices to minimise their impact on the environment.
The concept of sustainability goes back thousands of years, but it became popular in the 1980s when the Brundtland Commission published a report that defined sustainable development as "development that meets the needs of the present without compromising the ability of future generations to meet their own needs."
"The greatest threat to our planet is the belief that someone else will save it." Robert Swan
1. What does "sustainable" mean?
a) Able to be maintained without harm
b) Able to grow quickly
c) A type of food
d) Unrelated to the environment
Answer: a) Able to be maintained without harm
2. Which of these is a synonym of "sustainable"?
a) Temporary
b) Eco-friendly
c) Dangerous
d) Unknown
Answer: b) Eco-friendly
3. Which word is an antonym of "sustainable"?
a) Efficient
b) Unsustainable
c) Productive
d) Helpful
Answer: b) Unsustainable
4. Which sentence uses "sustainable" correctly?
a) The sustainable tree grew very tall in one day.
b) They are creating a sustainable plan to reduce waste.
c) She danced sustainably at the party.
d) The sustainable dessert was very tasty.
Answer: b) They are creating a sustainable plan to reduce waste.
5. What does "walk the sustainability talk" mean?
a) To talk about sustainability without taking action
b) To take action that matches sustainability claims
c) To ignore sustainability completely
d) To walk in a sustainable way
Answer: b) To take action that matches sustainability claims
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 Grades 1 to 8, the competition focuses on word-building, pronunciation, and vocabulary enrichment, helping students develop strong linguistic skills.
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, got 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.