Leaf

Which organ of the plant is responsible for the synthesis of food through photosynthesis? (Flower/Stem/Leaf)

What do you understand by the term modification? What are the different types of modifications seen in a leaf?

Choose the odd one. Give reasons for your choice.

Carbon dioxide         sunlight                oxygen

Observe the leaves of a mango tree, jack tree, bamboo, paddy, teak, and coconut tree and classify them into two based on venation.

Choose the odd one out.

Note down the differences between reticulate venation and parallel venation.

Notice the pattern of the leaves in the picture. What differences did you notice between the two leaves?

Notice the pattern of the leaves in the picture. Complete the picture by joining the dots, starting from the leaf stalk.

The loss of water from the leaves of plants as water vapour through the stomata is called

Name the gas that plants make use in making food.    

Can you name us?

We store a lot of starch for you. - Rice, _____.

Figure out the jumbled word using the clue. The un-jumbled word appears in the chapter you have just finished.

Figure out the jumbled word using the clue. 

Plants release a lot of water into air through _____. (transpiration/photosynthesis)

How do leaves get water for photosynthesis?

What is the main function of leaves?

Leave transports water, minerals and food through the _____ present in them. 

The expanded flattened portion of a leaf with veins is called _____. (petiole/blade)

The expanded and flattened portion of a leaf is called the blade.

Which of these is the thick tube in the centre of the leaf?