Question

a) Chlorophyll is present in which of the following organism.

i) Bacteria ii) Virus iii) Algae iv) Protozoa

b) The term vaccine was introduced by which scientist?

i) Edward Jenner ii) Robert Hooke iii) Alexander Fleming iv) Robert Koch

c) Which of the following can result in spread of microbes?

i) Air ii) Water iii) Food iv) All of these

d) Rust of wheat is caused by

i) Bacteria ii) Virus iii) Fungi iv) Protozoa

e) Which of the following is not a Fungi?

i) Bread mould ii) Penicillium iii) Rhizobium iv) Mucor

f) Manual removal of weed is done by-

i) Trowel ii) Seed drill iii) Weedicides iv) Tilling

g) NPK fertilizers contains

i) Nitrogen, Potassium, Calcium ii) Nitrogen, Phosphorous, Potassium

iii) Nitrogen, Potassium, Phosphorous iv) Nitrogen, Phosphorous, Keratin

h) Which of the following is/are post harvesting technique/s?

i) Winnowing ii) Threshing iii) Storage of food grains iv) All of these​

Answer 1

Answer:

Product of two integers -437 . If one integer is 23, find the other.

Answer 2

Answer:

a) algae

b) Edward Jenner

c)all of these

d)fungi

e)mucor

f)weedicides

g)(iii)

h) winnowing