What are biocontrol agents ?...

What are biocontrol agents ?

Text Solution

Verified by Experts

Biocontrol refers to the use of biological methods for controlling plant diseases and pests. In modern society, these problems have been tackeled increasingly by the use of chemicals - by use of insecticides and pesticides. These chemicals are toxic and extremely harmful to human beings and animals alike and have been polluting our environment, fruits, vegetables and crop plants. Out soil is also polluted through our use of weedicides to remove weeds.

Topper's Solved these Questions

MICROBES IN HUMAN WELFARE
KUMAR PRAKASHAN|Exercise SECTION - A EXAM ORIENTED QUESTIONS ANWER FROM DARPAN (MICROBES AS BIOFERTILISERS)|1 Videos
MICROBES IN HUMAN WELFARE
KUMAR PRAKASHAN|Exercise SECTION - B DIFFERENCE/SCIENTIFIC REASON (GIVE DIFFERENCES (2 MARKS))|1 Videos
MICROBES IN HUMAN WELFARE
KUMAR PRAKASHAN|Exercise SECTION - A EXAM ORIENTED QUESTIONS ANWER FROM DARPAN (MICROBES IN IN PRODUCTION OF BIOGAS)|2 Videos
HUMAN REPRODUCTION
KUMAR PRAKASHAN|Exercise SECTION-F MULTIPLE CHOICE QUESTIONS|118 Videos
MODEL QUESTION PAPER FOR ANNUAL EXAM
KUMAR PRAKASHAN|Exercise Part- B ( Section C)|4 Videos

Which of the following can be used as a biocontrol agent in the treatment of plant disease ?

Trichoderma

Chlorella

Anabaena

Lactobacillus

Select the correct group of biocontrol agents. (A) Bacillus thuringiensis, Tobacco mosaic virus, Aphids (B) Trichoderma, Baculovirus, Bacillus thuringiensis (C) Oscillatoria, Rhizobium, Trichoderma (D) Nostoc, Azospirillium, Nucleopolyhedrovirus

Bacillus thuringiensis, Tobacco mosaic virus, Aphids

Trichoderma, Baculovirus, Bacillus thuringiensis

Oscillatoria, Rhizobium, Trichoderma

Nostoc, Azospirillium, Nucleopolyhedrovirus

Which fungus is biocontrol agent? (A) Tricoderma (B) Aspergillus (C) Pseudomonas (D) Penicillium

Tricoderma

Aspergillus

Pseudomonas

Penicillin