Germs of diseases like conjunctivitis spreads through ………. .
(a) air
(b) water
(c) faces
1 Answers
Talk Doctor Online in Bissoy App
Which of the following is the best method to control plant diseases ?
B) The selection of disease resistant varieties
2 Answers 1 views
Six ampere current flows through a bulb. Find the number of electrons that should flow through the bulb in a time of 4 hrs.
Given: I = 6 A, t = 4 hrs = 4 × 60 × 60 s To find: Number of electrons (N) Formula: I = \(\frac{q}{t}=\frac{Ne}{t}\) Calculation: As we know, e = 1.6 ×...
2 Answers 8 views
Which of the following diseases mainly spreads through air?
(A) Tuberculosis
2 Answers 1 views
What is the reason for growing of roots deeply and spreads more in the Xerophytes?
B) Water availability is less in sandy soil
2 Answers 1 views
Give reasons for the following observations (a) The smell of lighted incense stick spreads several metres away. (b) A liquid has a fixed volume but no
(a) This happens because of diffusion.
2 Answers 2 views
Ionisation enrgy of a h-like ion (A) is greater than that of another H-like ion (B) Let r, u, e and (L) represent the radius fo the orbit speeed of th
Correct Answer - C::D
2 Answers 1 views
One weak acid (like `CH_(3)COOH`) and its strong base together with salt (like `CH_(3)COONa`) is a buffer solution. In which pair this type of charact
Correct Answer - D `NH_(4)OH` is a weak acid and `NH_(4)Cl` is a strong base salt.
2 Answers 1 views
Statement `:` The conductance through electrons is called `n-` type conductance and if through positive holes it is called `p-` type conducton. Explan
Correct Answer - d Both are facts.
2 Answers 1 views
As a result of respiration, …………. enters the blood in the body and spreads to all parts of the body.
Correct option is (c) oxygen
2 Answers 1 views
When the germs of a particular disease enter the body and begins to grow, the person gets the ………… .
Correct option is (b) disease
2 Answers 1 views