Question

I. ANSWER IN ONE OR TWO SENTENCES:
(10X 1=10)
1. The charge in a circuit flows from:
a) lower to higher potential
b) negative to positive terminal
c) higher to lower potential
d) lower to negative terminal
2. Name the bacterium that causes anthrax/ sorter's disease.
3. is a row of trees or thick bushes that are planted to stop or slow
down the wind.
4. Which instrument is used to find out the direction of the wind?
5. The mode of heat transfer in fluids is:
a) conduction
b) radiation
c) convection
d) all of the above
6. Neil is 163 cm tall. He stands 1.5 m away from a plane mirror.
a) How tall is Neil's image?
b) What is the distance between Neil and his image?
7. Balance the equation: a) Na + Cl2---0 NaCl
8. Write the chemical formula of Blue vitriol.
9. a) Process of anaerobic respiration in yeast cells:
b) The cells enclosing the stomata are called
10. Define translocation.​

Answer 1

♢ANSWERS♢

1. The charge in a circuit flows from  higher to lower potential .

2. Name the bacterium that causes anthrax/ sorter's disease.

Answer:- Anthrax is caused by a bacterium called Bacillus anthracis.

3.Shelter Belt is a row of trees or thick bushes that are planted to stop or slow down the wind.

4. A Wind Vane is the instrument that is used to find out the direction of the wind.

5. The mode of heat transfer in fluids is convection.

6.Neil is 163 cm tall. He stands 1.5 m away from a plane mirror.

Answers

a) How tall is Neil's image?

Neil's image will be of the same height as himself that is 163 cm , since plane mirrors make same sized images.

b) What is the distance between Neil and his image?

The distance between Neil and his image will be the same distance from which he is standing , 1.5 m.

7. Balance the Equation:- Na + Cl₂ $\longrightarrow$ NaCl

Balanced Equation :- 2Na + Cl₂ $\longrightarrow$ 2NaCl

8. The chemical formula of Blue vitriol is CuSO₄.5H₂O

9.a) Process of anaerobic respiration in yeast cells is called Fermentation.

  b)The cells enclosing the stomata are called Guard Cells.

10.Translocation is the transportation of food materials prepared by the leaves of a plant to different parts of a plant via phloem.