1. Unit 5
Living Things

2. 1. What is the biosphere?

3. A. The part of the earth
covered in water.
B. The gaseous layer that
surrounds the earth.
C. The part of the earth
where we can find living
organisms.
D. The layer above the

4. C. The part of the earth
where we can find living
organisms.

5. 2. Do all living things
reproduce in the same way?

6. A. Yes
B. No

7. B. No

8. 3. How do people interact
with their environment?

9. A. They touch everything
around them.
B. They move around,
communicate, and use their
senses to detect
information.
C. They use their sense of
sight, smell, taste, touch,
and hearing.

10. B. They move around,
communicate, and use their
senses to detect
information.

11. 4. What basic life process
are we performing when we
breathe?

12. A. Nutrition
B. Reproduction
C. Interaction
D. None of the Above.

13. A. Nutrition

14. 5. What type of organisms
are bacteria?

15. A. multicellular
B. many cells
C. singular cell
D. unicellular

16. D. unicellular

17. 6. What special organelles
have plant cells got?

18. A. nucleus
B. chloroplasts
C. cell wall
D. cytoplasm

19. B. chloroplasts

20. 7. What does a cell´s
nucleus do?

21. A. It controls everything that
happens inside a cell.
B. It protects the cell.
C. It is a thick liquid that
contains organelles.
D. It holds the cell together.

22. A. It controls everything that
happens inside a cell.

23. 8. What do we call similar
tissues that work together
to perform a function?

24. A. Tissues
B. Systems
C. Organs
D. Apparatuses

25. C. Organs

26. 9. Are Monerans multicellular
organisms?

27. A. No, they are single
cellular.
B. No, they are
unicellular.
C. Yes

28. B. No, they are
unicellular.

29. 10. Where do protozoans
usually live?

30. A. On land.
B. In grasslands.
C. On land and in
water.
D. In water.

31. D. In water.

32. 11. Can Algae make
their own food?

33. A. Yes
B. No
C. Sometimes

34. A. Yes

35. 12. Do animals perform
photosynthesis?

36. A. Only animals that
live in water.
D. Only animals that
live on land.
C. No, they don´t.
D. Yes, they do.

37. C. No, they don´t