Diversity in living organisms Worksheet-9

Diversity in living organisms Worksheet-9

71. Choose the wrong pair:

A. Annelida :: Leech

B. Arthropoda :: Millepede

C. Echinodermata:: Jelly fish

D. Coelenterata :: Sea Anemone

72. In which of the following group nervous system starts developing?

A. Platyhelminthes                       B. Nematoda

C. Annelida                                    D. Arthropoda

73. Which of the following is a gymnosperm?

A. coconut         B. peas               C. mango           D. pine

74. How many chambers are present in heart of frog?

A. two                                              B. three

C. four                                             D. frogs do not have heart

75. Which of the following plants have reticulate venation?

A. Monocot

B. Dicot

C. Both monocot and dicot

D. Neither monoct nor dicot

76. Which of the following plants have fibrous root system?

A. Monocot

B. Dicot

C. Both monocot and dicot

D. Neither monoct nor dicot

77. Roots present in bryophytes are known as:

A. Rhizome                                    B. Tap root

C. Adventitious root                     D. Fibrous root

78. Which of the following organism reproduce by budding?

A. Sycon             B. Hydra            C. Spongilla      D. Euspongia

79. Which of the following organism is having mammary glands?

A. Echidna        B. Platypus        C. Bat                 D. All of these

80. Which group of animals is known as first terrestrial chordate?

A. Pisces            B. Reptilian       C. Amphibian   D. Aves

Answer Key:

71. C
72. C
73. D
74. B
75. B
76. A
77. A
78. B
79. D
80. B