EKim Science7 Unit4.4-4.5 StayinAlive & HereTodayGoneTomorrow SG

Front

What is a vestigial structure?

Back

A vestigial structure is a body part that has lost its original function through evolution, often found in organisms as remnants of their ancestors.

Front

What do all living things need to survive?

Back

All living things need water to survive.

Front

What does the term 'adroit' mean?

Back

The term 'adroit' means skillful or adept, especially in the use of the hands or mind.

Front

How do scientists determine the relative age of a fossil?

Back

Scientists determine the relative age of a fossil by comparing it with fossils found in other rock layers.

Front

What does 'abhor' mean?

Back

'Abhor' means to regard with disgust and hatred.

Front

What is the significance of water for living organisms?

Back

Water is essential for all living organisms as it is involved in various biological processes, including metabolism, temperature regulation, and nutrient transport.

Front

What is an example of a vestigial structure in humans?

Back

An example of a vestigial structure in humans is the appendix, which is thought to have been useful for digestion in our ancestors.

Front

Why is understanding fossil age important in science?

Back

Understanding fossil age helps scientists reconstruct the history of life on Earth and understand evolutionary processes.

Front

What is the difference between 'adroit' and 'awkward'?

Back

'Adroit' refers to being skillful, while 'awkward' refers to lacking grace or skill.

Front

What role does water play in photosynthesis?

Back

Water is a key reactant in photosynthesis, providing electrons and protons needed to convert carbon dioxide and sunlight into glucose and oxygen.