Plants are found in a wide variety of habitats. Explain, how adaptations of the stems and leaves can help plants to survive in a variety of adverse situations.

Name the technique and the property of plant cells that can help to grow somaclones of certain desired varitey of apple. Explain how somaclones of apple can be obtained in the lab so as to get the desired variety on a large scale.

Explain some of the modifications of leaves found in plants.

How do leaves of plants help in excretion ?

Explain how the following are adapted to survive in their habitat: Desert plant

Explain how the following are adapted to survive in their habitat: Fish

Explain how the following are adapted to survive in their habitat: Water lily

Explain how the movement of leaves of a sensitive plant is different from movement of shoots towerds light ?

Explain how the following are adapted to survive in their habitat: Pine tree

Some varieties of wheat are known as spring wheat while others are called winter wheat. Former variety is sown and planted in spring and is harvested by the end of the same season. Hower winter varietis if planted in spring fail to flower or produce mature grains within a span of a flowering season . Explain, why?

Plant breeding technique has helped sugar industry in North india Explain how.