Science Practice Test | Class 7 | Nutrition in Plants | Nutrition in Animals | Science Sample Paper | Answers |

       Science Practice Test- I

                       

Portion - Nutrition in Plants and Nutrition in Animals [ 30 Marks ]

Q. 1. ] Choose the correct option. [ 3 Marks ]

i )  The plant from which the parasite derives its nutrition is called a.................

      a) parasite

      b) partial parasite

      c) host

     d) a and b both

ii) Chlorophyll pigment is capable of trapping .................... which in turn used to prepare glucose.

     a) oxygen

     b) water

     c) carbon dioxide

     d) solar energy 

iii) .................. has tentacles to catch its prey.

     a) Paramecium

     b) Hydra

     c) Butterfly

     d) Amoeba  

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Q. 2. ] State whether the following statements are True or False. [ 3 Marks ] 

i) The stomach has an inner lining called villi.

ii) Rafflesia is a parasitic plant.

iii) Assimilation is the process of utilizing nutrients for energy, growth and development by body.  

Q. 3. ] Match the following. [ 4 Marks ]

i) Saprophytic plant                                    a) Algae

ii) Biggest flower                                        b) Mistletoe

iii) Reddish gland                                      c) Monotropa

iv) Ruminant                                              d) Rafflesia

                                                                  e) Fox

                                                                  f) Sheep

                                                                  g) Gall bladder

                                                                  h) Liver

Q. 4 ] Answer in one word. [ 4 Marks ]

i) A passage to carry the food from the mouth to the stomach                 .......................

ii) Microbes which convert atmospheric nitrogen                                      .......................

iii) Visible part of tooth present above the gums                                       .......................

iv) Plants derive nutrition from dead and decaying organic matter           ......................                                    

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Q. 5 ] Draw a neat and labeled diagram of following. [ 4 Marks ]  

         

i) Structure of stomata

ii) Digestion of food in Amoeba

Q. 6 ] Give reason. [ 6 Marks ]

i) The pitcher plant is green and carries out photosynthesis, but feed on insects.

ii) Farmers grow a leguminous plant.

iii) Small intestine in herbivores is longer than in carnivores.

Q. 7] Answer the following. [ 6 Marks ]

i) Difference between nutrition in Amoeba and nutrition in Hydra.

ii) Explain in brief - nutrition in ruminants.

iii) Define heterotrophic mode of nutrition and their types.

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Answers :

Q.1] 

i) c

ii) d

iii) b

Q.2]

i) False

ii) True

iii) True

Q.3]

i) c

ii) d

iii) h

iv) f

Q.4]

i) Food pipe or Oesophagus

ii) Rhizobium

iii) Crown

iv) Saprophytic plants