Air Pollution and its Control
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BIOXII16: ENVIRONMENTAL ISSUES

345325 A river with an inflow of domestic sewage rich in organic waste may result in

1 Increased population of aquatic food web organisms
2 An increased production of fish due to biodegradable nutrients
3 Death of fish due to lack of oxygen
4 Drying of the river very soon due to algal bloom
NEET - 2016
BIOXII16: ENVIRONMENTAL ISSUES

345326 Which of the following impurities found in domestic sewage constitute colloidal particles?
(i) Clay
(ii) Faecal matter
(iii) Nitrate
(iv) Paper fibres
(v) Bacteria
(vi) Pesticides

1 i, ii, iii, iv & v
2 ii, iv & v
3 ii, iii, v & vi
4 ii, iv & v
BIOXII16: ENVIRONMENTAL ISSUES

345327 Match the following and choose the correct option
The correct matches is ;
Column I
Column II
A
Environment Protection Act
P
1974
B
Air Prevention & Contol of Pollution Act
Q
1987
C
Water Act
R
1986
D
Amendment of Air Act to include noise as an Air pollutant
S
1981

1 A - R, B - S, C - P, D - Q
2 A - P, B - R, C - Q, D - S
3 A - S, B - P, C - Q, D - R
4 A - R, B - S, C - Q, D - P
NCERT Exemplar
BIOXII16: ENVIRONMENTAL ISSUES

345329 Choose the correct statement regarding the biomagnifications of DDT in an aquatic food chain
I. Biomagnification is seen in the trophic level and sometimes the lower level have higher concentrations of toxicant
II. High concentrations of DDT disturbs calcium metabolism in birds causing thinning of eggshell and premature breaking
III. Carnivorous fish have more concentration of DDT than the water itself, and are be consumed by humans
Which of the statements given above are correct?

1 I and II
2 I and III
3 II and III
4 I, II and III
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NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
BIOXII16: ENVIRONMENTAL ISSUES

345325 A river with an inflow of domestic sewage rich in organic waste may result in

1 Increased population of aquatic food web organisms
2 An increased production of fish due to biodegradable nutrients
3 Death of fish due to lack of oxygen
4 Drying of the river very soon due to algal bloom
NEET - 2016
BIOXII16: ENVIRONMENTAL ISSUES

345326 Which of the following impurities found in domestic sewage constitute colloidal particles?
(i) Clay
(ii) Faecal matter
(iii) Nitrate
(iv) Paper fibres
(v) Bacteria
(vi) Pesticides

1 i, ii, iii, iv & v
2 ii, iv & v
3 ii, iii, v & vi
4 ii, iv & v
BIOXII16: ENVIRONMENTAL ISSUES

345327 Match the following and choose the correct option
The correct matches is ;
Column I
Column II
A
Environment Protection Act
P
1974
B
Air Prevention & Contol of Pollution Act
Q
1987
C
Water Act
R
1986
D
Amendment of Air Act to include noise as an Air pollutant
S
1981

1 A - R, B - S, C - P, D - Q
2 A - P, B - R, C - Q, D - S
3 A - S, B - P, C - Q, D - R
4 A - R, B - S, C - Q, D - P
NCERT Exemplar
BIOXII16: ENVIRONMENTAL ISSUES

345329 Choose the correct statement regarding the biomagnifications of DDT in an aquatic food chain
I. Biomagnification is seen in the trophic level and sometimes the lower level have higher concentrations of toxicant
II. High concentrations of DDT disturbs calcium metabolism in birds causing thinning of eggshell and premature breaking
III. Carnivorous fish have more concentration of DDT than the water itself, and are be consumed by humans
Which of the statements given above are correct?

1 I and II
2 I and III
3 II and III
4 I, II and III
NEET DIGITAL LIBRARY
BIOXII16: ENVIRONMENTAL ISSUES

345325 A river with an inflow of domestic sewage rich in organic waste may result in

1 Increased population of aquatic food web organisms
2 An increased production of fish due to biodegradable nutrients
3 Death of fish due to lack of oxygen
4 Drying of the river very soon due to algal bloom
NEET - 2016
BIOXII16: ENVIRONMENTAL ISSUES

345326 Which of the following impurities found in domestic sewage constitute colloidal particles?
(i) Clay
(ii) Faecal matter
(iii) Nitrate
(iv) Paper fibres
(v) Bacteria
(vi) Pesticides

1 i, ii, iii, iv & v
2 ii, iv & v
3 ii, iii, v & vi
4 ii, iv & v
BIOXII16: ENVIRONMENTAL ISSUES

345327 Match the following and choose the correct option
The correct matches is ;
Column I
Column II
A
Environment Protection Act
P
1974
B
Air Prevention & Contol of Pollution Act
Q
1987
C
Water Act
R
1986
D
Amendment of Air Act to include noise as an Air pollutant
S
1981

1 A - R, B - S, C - P, D - Q
2 A - P, B - R, C - Q, D - S
3 A - S, B - P, C - Q, D - R
4 A - R, B - S, C - Q, D - P
NCERT Exemplar
BIOXII16: ENVIRONMENTAL ISSUES

345329 Choose the correct statement regarding the biomagnifications of DDT in an aquatic food chain
I. Biomagnification is seen in the trophic level and sometimes the lower level have higher concentrations of toxicant
II. High concentrations of DDT disturbs calcium metabolism in birds causing thinning of eggshell and premature breaking
III. Carnivorous fish have more concentration of DDT than the water itself, and are be consumed by humans
Which of the statements given above are correct?

1 I and II
2 I and III
3 II and III
4 I, II and III
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BIOXII16: ENVIRONMENTAL ISSUES

345325 A river with an inflow of domestic sewage rich in organic waste may result in

1 Increased population of aquatic food web organisms
2 An increased production of fish due to biodegradable nutrients
3 Death of fish due to lack of oxygen
4 Drying of the river very soon due to algal bloom
NEET - 2016
BIOXII16: ENVIRONMENTAL ISSUES

345326 Which of the following impurities found in domestic sewage constitute colloidal particles?
(i) Clay
(ii) Faecal matter
(iii) Nitrate
(iv) Paper fibres
(v) Bacteria
(vi) Pesticides

1 i, ii, iii, iv & v
2 ii, iv & v
3 ii, iii, v & vi
4 ii, iv & v
BIOXII16: ENVIRONMENTAL ISSUES

345327 Match the following and choose the correct option
The correct matches is ;
Column I
Column II
A
Environment Protection Act
P
1974
B
Air Prevention & Contol of Pollution Act
Q
1987
C
Water Act
R
1986
D
Amendment of Air Act to include noise as an Air pollutant
S
1981

1 A - R, B - S, C - P, D - Q
2 A - P, B - R, C - Q, D - S
3 A - S, B - P, C - Q, D - R
4 A - R, B - S, C - Q, D - P
NCERT Exemplar
BIOXII16: ENVIRONMENTAL ISSUES

345329 Choose the correct statement regarding the biomagnifications of DDT in an aquatic food chain
I. Biomagnification is seen in the trophic level and sometimes the lower level have higher concentrations of toxicant
II. High concentrations of DDT disturbs calcium metabolism in birds causing thinning of eggshell and premature breaking
III. Carnivorous fish have more concentration of DDT than the water itself, and are be consumed by humans
Which of the statements given above are correct?

1 I and II
2 I and III
3 II and III
4 I, II and III
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