What is the equation for photosynthesis?

6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

What is the primary function of the ozone layer?

Absorbs ultraviolet radiation from the sun

Why is the use of iodised salt advisable?

Prevents iodine deficiency disorders

What is ozone and how does it affect an ecosystem?

A gas that absorbs UV radiation, protecting life

Write the differences between autotrophic and heterotrophic nutrition.

Autotrophs make their own food, heterotrophs obtain food from others

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General Science - Biological Science Model Paper

13 questions · Listen Mode mode

You are studying General Science - Biological Science Model Paper, a Biological Science study set with 13 practice questions. Listen to questions and answers read aloud — great for audio learners on the go. Work through every question in Listen Mode mode, then try another format to reinforce what you've learned.