Natural Resources Test-03

This is Natural Resources Test-03 for CBSE class 09 Science.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

Match the following with correct response. (1) Water Pollution (2) Air pollution (3) Soil Pollution (4) Thermal pollution (A) Hot water (B) Acid rain (C) Eutrophication (D) Soil erosion

A
1-A, 2-C, 3-B, 4-D
Correct
B
1-D, 2-A, 3-C, 4-B
C
1-B, 2-D, 3-A, 4-C
D
1-C, 2-B, 3-D, 4-A

Match the following with correct response. (1) Photosynthesis (2) Greenhouse effect (3) Ozone depletion (4) Precipitation (A) Rain (B) Trapping of solar energy (C) Fix carbon dioxide (D) Chloro-fluoro carbons

A
1-C, 2-B, 3-D, 4-A
Correct
B
1-B, 2-D, 3-A, 4-C
C
1-A, 2-C, 3-B, 4-D
D
1-D, 2-A, 3-C, 4-B

Match the following with correct response. (1) Greenhouse gas (2) Acid rain (3) Contamination of water (4) Industrial fixation (A) Industrial effluent (B) Methane (C) Nitrogenous fertilizers (D) Oxides of sulphur& nitrogen

A
1-A, 2-C, 3-B, 4-D
B
1-D, 2-A, 3-C, 4-B
C
1-B, 2-D, 3-A, 4-C
Correct
D
1-C, 2-B, 3-D, 4-A

Match the following with correct response. (1) Smog (2) Biotic components (3) Protective blanket (4) Fossil fuel (A) Producers (B) Coal (C) Ozone layer (D) Smoke and fog

A
1-B, 2-D, 3-A, 4-C
B
1-C, 2-B, 3-D, 4-A
C
1-D, 2-A, 3-C, 4-B
Correct
D
1-A, 2-C, 3-B, 4-D

Water pollution is A Addition of undesirable substances into water bodies B Removal of desirable substances from water C Change of temperature D Addition of desirable substance into water

A
(b) and (c) are correct
B
(a), (b) and (c) are correct
Correct
C
All of these
D
(a) and (b) are correct

Which of the following is not correct for the use of large amount of fertilizers and pesticides A They are eco-friendly. B They turn the fields barren after some time C They maintains the natural replenishment of the soil D They destroy the soil fertility

A
All of these
B
(a), (b) and (c) are correct
C
(b) and (c) are correct
D
(a) and (c) are correct
Correct

Which of the following method is used to control pollution? A Installation of gobar gas plant B Dumping of non- bio degradable waste in law lying areas C Use of coal & petrol D Conversion of organic waste and feacal material into compost

A
(a) and (d) are correct
Correct
B
All of these
C
(a), (b) and (c) are correct
D
(b) and (c) are correct

In which of the following state water is found during the water cycle?

A
Solid
B
Liquid
C
Vapour
D
All of these
Correct

Which step is not involved in carbon cycle-

A
Transpiration
Correct
B
Burning of fossil
C
Photosynthesis
D
Respiration

Name the bacterium capable of nitrogen fixation which resides in the root nodules of legumes.

A
Nitrobacteria
B
Rhizobium leguminosarum
Correct
C
Nitrosomonas
D
Bacillus ramosus

Both power and manure are provided by

A
Nuclear plants
B
Hydroelectric plant
C
Thermal plants
D
Biogas plants
Correct

Nitrobacter changes

A
Nitrite to nitrate
Correct
B
Ammonia to nitrate
C
Ammonia to nitrate
D
Nitrate to ammonia

Amount of rainfall in the wet zones of India is

A
20-50cm
B
100-200cm
C
50-100cm
D
More than 200cm
Correct

Which organism cannot fix atmospheric nitrogen?

A
E.coli
Correct
B
Rhizobium
C
Azotobacter
D
Nostoc

Match the following with correct response. (1) Nitrogen fixation (2) Ammonification (3) Nitrification (4) Denitrification (A) Bacteria & fungi (B) Pseudomonas (C) Nitrosomonas (D) Rhizobium

A
1-C, 2-B, 3-D, 4-A
B
1-B, 2-D, 3-A, 4-C
C
1-D, 2-A, 3-C, 4-B
Correct
D
1-A, 2-C, 3-B, 4-D