Available Answers

1. 1.

   Choose the most appropriate answer.

   1. Green plants make their own food by the process of 
      1. respiration
      2. excretion
      3. photosynthesis
      4. pollination
   2. Green plants are called producers or 
      1. heterotrophs
      2. autotrophs
      3. herbivores
      4. none of these
   3. The ____________________ produced during photosynthesis is transported from the leaves to other plants of the plant.
      1. glucose
      2. lactose
      3. salt
      4. none of these
   4. Each stoma has two bean-shaped cells called
      1. guard cells
      2. bean cells
      3. epidermal cells
      4. cuboid cells
   5. Chlorophyll is present in the green-coloured plastids called
      1. leucoplasts
      2. thermoplasts
      3. chloroplasts
      4. none of these
   6. If the colour of a leaf changes to blue-black when a few drops of iodine are added to it, then it shows the presence of
      1. starch
      2. glucose
      3. protein
      4. vitamins
2. 2.

   Fill in the blanks.

   1. The mode of nutrition in plants is called ____________________________ nutrition.
   2. The water absorbed by the roots of plants is transported up to the stem and leaves through ___________________________ vessels.
   3. The inner membrane of a chloroplast is folded into disc-shaped sacs called ___________________
   4. Water and minerals are absorbed by plants through the ________________________
   5. Factors such as light, Chlorophyll, temperature, ___________________ and water are the main factors that affect photosynthesis.
3. 3.

   Define Photosynthesis.

4. 4.

   Define Autotrophic nutrition.

5. 5.

   Define Stomata.

6. 6.

   Define Thylakoids.