Diversity in living organisms Worksheet-6

Diversity in living organisms Worksheet-6

 

  1. Which of the following organisms have ribbon shaped chloroplast?

A. Ulothrix        B. Riccia            C. Spirogyra      D. Marchantia

 

  1. . The group of plants in which the body is differentiated into stem and leaves but lacks the transport system is:

A. Thallophyta                              B. Bryophyta

C. Pteridophyta                             D. All of these

 

  1. Which of the following plants show cryptogamy?

A. Ferns             B. Ipomoea       C. Pinus             D. Cycas

 

  1. Plants bearing naked seeds are :

A. Bryophytes                                B. Pteridophytes

C. Gymnosperms                          D. Angiosperms

 

  1. Deodar plants are:

A. Perennial, woody, evergreen.

B. Naked seed bearing plants

C. Well differentiated plants.

D. All of these

 

  1. When ovary matures it develops into:

A. Flower                                        B. Seed

C. Cotyledon                                  D. Fruit

 

  1. Which of the following statement is true?

A. Pea plants are dicot, grasses are monocot

B. Pea plants are monocot, grasses are diocot

C. Pea plants and grasses both are monocot

D. Pea plants and grasses both are dicot

 

  1. Flowering plants are:

A. Pteridophytes                           B. Gymnosperms

C. Angiosperms                            D. Thallphytes

 

  1. Organisms belonging to Porifera have a cavity known as:

A. Spongocoel                               B. Pseudocoel

C. Hollow cavity                           D. None of these

 

  1. Which of the following organisms have least body differentiation into tissues?

A. Hydra            B. Planaria        C. Sycon             D. Liver fluke

 

Answer Key:

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