# Trunk of tree increases in grith due to cell division in which tissue?
– Meristematic tissue
# Which tissue in cells have lost the capicity of cell division?
– Permanent tissue
# Which scientist studied about wheat rust problem?
– K. C. Mehta
# Most of the plants obtain nitrogen from the soil in which from?
# Which fungus is responsible for disease late blight of potato?
– Phytophthora infestans
# Which is responsible for red rot of sugarcane?
– Collectorichum falcatum
# Which stage of development of insect is most harmful for crop?
# In India famous Bengal famine accurred in 1942 by which disease?
– Leaf spot of rice
# Which factors are most responsible for disease in plant?
# Which fungus is responsible for the tikka disease of groundnut?
– Cercosplora personata
# What is the Study of pulse and arterial blood pressure called?
# Which branch of biology deals with the study of processing and preservation of food?
– Food technology
# What is the Study of the effects of toxic chemical substance on animal and plant?
# What is the Branch of science which deals with the study of skin of man?
# The release of which fish into wells helps in controlling the mosquitoes?
– Gambusia fish
# Which animal lays eggs and does not produce young ones directly?
# How many pair of heart is found in an earthworm?
# Which substance found in blood which helps in cloting?