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Focus · Grades 9-12

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Life, Reactions And Our Planet

Connect biology, chemistry and environment in one smart practice

ScienceGrade 10Mixed12 questions24 min
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Section A: Life Processes and Chemical Reactions · 6 questionsSection B: Environment, Control and Coordination · 6 questions
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Section A: Life Processes and Chemical Reactions

Review core biology and chemistry concepts that frequently appear in exams.

Read each question carefully and choose the best answer.

Question 1
EasyQuestion

The process by which green plants make food is:

Topic: General practice

Question 2
EasyQuestion

Which gas is released during photosynthesis?

Topic: General practice

Question 3
EasyQuestion

The human heart has:

Topic: General practice

Question 4
MediumQuestion

A reaction in which heat is released is called:

Topic: General practice

Question 5
EasyQuestion

When an acid reacts with a base, the products are usually:

Topic: General practice

What this assignment covers

A Grade 10 Science preview assignment that combines life processes, chemical reactions, acids-bases-salts, and environmental responsibility.

Skills and sections

Focused grade-level practice

  • Section A: Life Processes and Chemical Reactions: 6 questions
  • Section B: Environment, Control and Coordination: 6 questions