Even though some flowering plants contain accessory pigments which give them colours they still contain
the pigment

Which of the following is not regarded as a micro-nutrient or trace element for plant growth?

In a water culture experiment a plant showed poor growth and yellowing of the leaves. These symptoms
were probably due to the absence of

The relationship between a herbivore and the bacteria which live in its caecum is known as

Autotropic nutrition may be defined in terms of food obtained