5 Science Social

1. What is the structural and functional unit of life called?

• Tissue

• Cell

• Organ

• Muscle

2. Who discovered the cell?

• Albert Einstein

• Isaac Newton

• Charles Darwin

• Robert Hooke

3. Unicellular animals is made up of ______ cell.

• one

• two

• no

• many

4. ___________ organisms are made up of many cells.

• Unicellular

• Multicellular

• Protozoans

• Microscopic

5. Which of the following is not a part of a cell?

• Cell wall

• Cotyledon

• Cytoplasm

• Cell membrane

6. Cell wall and plastids are present _________ cell.

• only in plant

• only in animal

• both plant and animal

• human

7. ________ is the outermost cover of an animal cell.

• Cell wall

• Cell membrane

• Nuclear membrane

• Nucleus

8. Cell wall is made up of _____________.

• cell membrane

• minerals

• cellulose

• chromosome

9. Food reacts with oxygen in ____________ and energy is produced.

• nucleus

• vacuole

• plastids

• mitochondria

10. Chlorophyll is present in ____________

• plastid

• nucleus

• vacuoles

• mitochondria