Q. Generally, cereals are deficient in -
1) Protein
2) Tryptophan
3) Methionine
4) Lysine
Q. The book 'Mutation Research' is written by -
1) Muller
2) Stadler
3) Nilsson-Enle
4) Auerbach
Q. Each anther has how many pollen sacs?
1) Four
2) Two
3) One
4) Three
Q. Rice and wheat has how many stamens?
1) 3,3
2) 6,3
3) 3,6
4) 6,6
Q. The chemical, which attracts opposite sex insects of a species, is known as -
1) Hormones
2) Allomones
3) Kairomones
4) Pheromones
Q. Damaging satge of potato tuber month is -
1) Adult
2) Pupa
3) Larva
4) All of these
Q. Piercing and sucking type mouth-parts are present in the insect -
1) Hemiptera
2) Orthoptera
3) Lepidoptera
4) Isoptera
Q. Classification of insects and rules of their nomenclature comes under the branch -
1) Morphology
2) Taxonomy
3) Ecology
4) Physiology
Q. Beetles belong to order--
1) Lepidoptera
2) Isoptera
3) Coleoptera
4) Diptera
Q. Bacteriophage virus is the--
1) Bacterial virus
2) Fungal Virus
3) Algal virus
4) Protozoal virus