The free-living fungus Tichoderma can be used for

Options

A. killing insects
B. biological control of plant diseases
C. controlling butterfly caterpillars
D. producing antibiotics

Answer

B

Explanation

Trichoderma is a free-liying fungus which is common in soil and root ecosystems: It is an effective biocontrol agent and 1 used extensively for soil-borne diseases. It has been also used successfully against many pathogenic fungi which belong to various "genera, viz.. Fusarium, Phytophthora and Scelerotia. It may suppress the growth of the disease-causing organisms in the thizosphere through competition and thus reduce disease development. It produces anti-biotics and toxins, such as trichothecin and a sesquiterpine and trichodermin, which have a direct effect on other organisms