
Observe the given diagram and label the following terms given.
Stomatal opening, guard cell.
Stomatal opening, guard cell.


Important Questions on Nutrition in Plants
Match the organisms given in Column I with their mode of nutrition given in Column II.
Column I | Column II |
(a) Mango tree | i) Insectivorous plants |
(b) Mushroom | ii) Heterotrophy |
(c) Pitcher plant | iii) Autotroph |
(d) Cuscuta | iv) Saprophyte |
(e) Elephant | v) Parasitic |


Fill in the blanks of the paragraph given below with the words provided.
Chlorophyll, energy, food, carbon dioxide, water, photosynthesis
Note: A word can be used more than once.
Leaves have a green pigment called (a)_____ which captures (b)_____from sunlight. This (c)_____ is used in the process of (d)_____and along with other raw materials like (e)_____and (f)_____ synthesize (g)_____.

Spot as many organisms as possible in the puzzle given as figure by encircling them as shown. Write the names on a sheet of paper and categorise them into autotrophs and heterotrophs. Classify the heterotrophs into herbivores, carnivores, omnivores and saprophytes.

I live in water; people keep me in an aquarium and feed me.

Can you give me a name? Solve the following riddle by writing the name of the organism and its mode of nutrition.
I am small and I can fly. I disturb your sleep, bite you and suck your blood which is my food.

Can you give me a name?
Solve the following riddle by writing the name of the organism and its mode of nutrition.
I am white and soft. I grow well in the rainy season. Children pluck me from the ground and admire me. I absorb nutrients from decomposed dead parts of plants and animals in the soil.
