10th Class: Plant Nutrition and Fertilizers

Farmers spread ______ and manures in the fields to provide essential nutrients for the growth of plants.

The two most common ______ which are used to provide plant nutrients in the fields are NPK and Urea.

Crop plants require ______ in maximum amount to make the proteins.

One way to make the nitrogen deficient soil fertile again is to add ______ containing fertilisers.

Another way to replenish nitrogen in the soil is to grow ______ crops.

The soil in the fields becomes ______ in nitrogen after the harvest.

Plants make their own food by the process of ______

The green pigment which helps in ______ is called chlorophyll.

The ______ plant is an example of an insectivorous plant.

The ______ is a symbiotic relationship between an alga and a fungus.

The ______ is the process by which plants make their own food.

The ______ and oxygen are the end products of photosynthesis.

The tree provides ______ to these fungi in return.

The main ______ required by the plants are nitrogen, phosphorus and potassium.

The plant nutrients like nitrogen, phosphorus and potassium are present in the soil ______.

The soil becomes deficient in plant nutrients like nitrogen, phosphorus and potassium due to ______ grown in the same fields again and again.

The plant nutrients (or minerals) need to be added from time to time to ______ the soil and restore its fertility.

Fertilisers and manures contain plant ______ such as nitrogen, phosphorus and potassium, etc.