Gaseous exchanges through the respiratory membrane is directly proportional to

How is the degree of emulsion polymerization related to the monomer concentration, and the rate of radical generation, Ri? , inversely proportional to Ri b) inversely proportional to Ri, directly proportional to . c) directly proportional to Ri, independent of . d) directly proportional to , independent of Ri

A

and the rate of radical generation, Ri? ] directly proportional to , inversely proportional to Ri

B

M

C

M

D

M

For the discharge of its functions efficiently, SEBI has been vested with the following powers:
1. To approve by-laws of stock exchanges.
2. To direct the stock exchanges to amend their by-laws.
3. Inspect the books of accounts and call for periodical returns from recognized stock exchanges.
4. Inspect the books of accounts of financial intermediaries.

A

1, 2 and 3

B

1, 3 and 4

C

2, 3 and 4

D

All of the above

Consider the following statements and choose the correct answer:
1. The rate of respiration is directly proportional to the oxygen concentration in plants
2. Van't Hoff's coefficient is generally five (Q₁₀=5)
3. Generally in case of injured plant tissues the rate of respiration is increased for the time being
4. The rate of respiration is directly proportional to the respiratory substrate present in the tissues

A

Only 1, 2 and 3 are true

B

Only 2, 3 and 4 are true

C

Only 1, 3 and 4 are true

D

1, 2, 3 and 4 are true

Rate of gas diffusion through the respiratory membrane is directly proportional to

A

Surface area of the membrane

B

Solubility of gas

C

Diffusion coefficient

D

Molecular weight of gas

E

Thickness of the membrane

If A varies directly proportional to C and B also varies directly proportional to C, which one of the following is not correct ?

A

$$\left( {A + B} \right)\alpha \,C$$

B

$$\left( {A - B} \right)\alpha \,\frac{1}{C}$$

C

$$\sqrt {AB} \,\alpha \,C$$

D

$$\frac{A}{B} = {\text{constant}}$$

A company has 12 machines of equal efficiency in its factory. The annual manufacturing expenses are Rs. 24,000 and the establishment charges are Rs. 10,000. The annual output of the company is Rs. 48,000. The annual output and manufacturing costs are directly proportional to the no. of machines while the share holders get the 10% profit, which is directly proportional to the annual output of the company. If 8.33% of machines remained close throughout the year. Then the percentage decrease in the amount of share holders is :

A

14.28%

B

11.11%

C

16.66%

D

8.33%

E

None of these

Which of the two statements given by A and B is/are true? What is the force of gravitational:
A. Is directly proportional to the multiplication of the mass of two objects.
B. Is directly proportional to the square of the distance between to objects.

A

Only B is true while A is false

B

Both A and B are untrue

C

Only A is true while B is false

D

Both A and B are true

Which of the following are energy transducing membranes?
P. Plasma membrane of bacteria
Q. Inner membrane of chloroplasts
R. Inner membrane of mitochondria

A

P and Q only

B

P and R only

C

Q and R only

D

P, Q and R

Rate of gas diffusion through the respiratory membrane is

A

Directly proportional to diffusion coefficient of the gas

B

Inversely proportional to the thickness of respiratory membrane

C

Directly proportional to solubility of the gas

D

Inversely proportional to the pressure gradient between two sides of membrane

E

Directly proportional to molecular weight of the gas

Rate of gase diffusion through the respiratory membrane is

A

Inversely proportional to thickness of respiratory membrane

B

Directly proportional to surface area of respiratory membrane

C

Directly proportional to pressure difference of gas

D

Inversely proportional to solubility of the membrane

E

Inversely proportional to diffusion co-efficient of gas

Gaseous exchanges through the respiratory membrane is directly proportional to

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