Available Answers

1. 1.

   Tick (√) the correct options:

   1. Green plants are called _____________
      1. heterotrophs
      2. autotrophs
      3. hydrotrophs
      4. saprophytes
   2. Which of the following gases is released during photosynthesis?
      1. nitrogen
      2. oxygen
      3. carbon dioxide
      4. hydrogen
2. 2.

   Tick (√ ) the correct options:

   1. The chlorophyll traps the solar energy and converts it into ______________ energy.
      1. mechanical
      2. chemical
      3. magnetic
      4. electrical
   2. Which of the following is a saprophyte?
      1. rose 
      2. coral root 
      3. neem
      4. all of these
3. 3.

   Tick (√) the correct options:

   1. Rhizobium bacteria live in the root nodules of ____________ plant.
      1. wheat
      2. rice
      3. barley
      4. pea
   2. Plants store food as ___________.
      1. cellulose
      2. suger
      3. glucose
      4. starch
   3. Which of the following is an insectivorous plant?
      1. Cuscuta
      2. Drosera
      3. mistletoe
      4. lichen
   4. The mode of nutrition shown by Mistletoe is ___________.
      1. parasitic
      2. symbiotic
      3. saprophytic
      4. autotrophic
   5. The membrane that allows only certain molecules to pass through it is called _________ membrane.
      1. semi-permeable
      2. completely permeable
      3. partially permeable
      4. osmotic
   6. We keep healthy potted plant in a dark room for some days to ________ the leaves.
      1. decolourise
      2. defragment
      3. destarch
      4. deprotein
   7. The portion of leaf that is not exposed to sunlight, will not make ______________.
      1. fats
      2. protein
      3. glucose
      4. starch
4. 4.

   Fill in the blanks:

   1. Rhizobium bacteria provide ___________ to the leguminous plants.
   2. Green plants make food by the process of _________________.
   3. Stomata are surrounded by ____________ cells
   4. Cuscuta has a special structure called _______________.
   5. The roots of saprophytes contain organisms called _______________.
5. 5.

   Name any two heterotrophic plants.

6. 6.

   Name any two insectivorous plants.