Science MCQs

Practice multiple choice questions with instant feedback. Select an option to see if you're correct.

Total Questions
2100
Page 160 of 210
Question 1591 Easy

What do food chains and webs represent?

A
Water cycle
B
Energy flow
C
Weather patterns
D
Rock formation
Question 1592 Easy

Which organism is at the top of most food chains?

A
Producer
B
Primary Consumer
C
Top Carnivore
D
Decomposer
Question 1593 Easy

Why do rainforest trees grow very tall?

A
To avoid animals
B
To reach sunlight
C
To attract rain
D
To store water
Question 1594 Easy

What is the effect of salt on plant growth?

A
Promotes growth
B
No effect
C
Inhibits growth
D
Makes leaves green
Question 1595 Easy

Which human activity protects habitats?

A
Polluting rivers
B
Recycling waste
C
Clearing forests
D
Overfishing
Question 1596 Easy

What is a community?

A
One species in an area
B
All living things in an area
C
Only plants in an area
D
Only animals in an area
Question 1597 Easy

Which is a terrestrial habitat?

A
Ocean
B
Pond
C
Grassland
D
River
Question 1598 Easy

What is the main function of producers?

A
Eat consumers
B
Make food
C
Decompose dead matter
D
Provide shade
Question 1599 Easy

In a food web, an organism that eats both plants and animals is called?

A
Herbivore
B
Carnivore
C
Omnivore
D
Decomposer
Question 1600 Easy

What is the immediate effect of a forest fire?

A
Increase in animals
B
Destruction of habitat
C
More rainfall
D
Soil enrichment
Showing 1591-1600 of 2100 questions

Quick Stats

Total Questions 10900
easy 5797
medium 2983
hard 2120

Practice Tips

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Did You Know?

Practice Makes Perfect

Regular practice with MCQs can improve your test-taking speed and accuracy by up to 40%.

Active Recall

MCQs engage active recall, which is 50% more effective for long-term memory than passive reading.