The fundamental unit of life Worksheet-3

The fundamental unit of life Worksheet-3

 

  1. Cells were first discovered by _____.

A. Chedwick                                   B. Dalton

C. Robert Hooke                           D. none of these

 

  1. Cell can be divided into:

A. nucleolus                                   B. organelles

C. protoplasm                               D. none of these

 

  1. Amoeba acquires its food through _____.

A. endocytosis                               B. plasmolysis

C. cell organelles                          D. none of these

 

  1. _____ is inside the nucleus.

A. chromatin material                B. plasma membrane

C. centrioles                                  D. none of these

 

  1. _____ are storage structures for solid or liquid content which are filled with cell sap.

A. cell wall         B. centrioles      C. plastids          D. vacuoles

 

  1. _____ is the fluid content inside the plasma membrane of a cell.

A. endoplasmic recticulum        B. cytoplasm

C. lysosomes                                  D. ribosomes

 

  1. _____ is the power house of the cell.

A. organell                                     B. ribosomes

C. mitochondria                            D. none of these

 

  1. _____synthesizes proteins, lipids hormones and enzymes.

A. endoplasmic reticulum          B. ribosomes

C. mitochondria                            D. all of these

 

  1. Ribosomes carry out _____ synthesis.

A. all of these    B. lipids              C. enzymes        D. protein

 

  1. _______ impart beautiful colours to flowers to attract insects for pollination.

A. Centrosome                              B. Chromoplasts

C. Plastids                                      D. Vacuole

 

Answer Key:

  1. C
  2. D
  3. A
  4. A
  5. D
  6. B
  7. C
  8. A
  9. D
  10. B