set 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on environmental chemistry topic of general science mcq
(a) Pond water
(b) River water
(c) Ground water
(d) Rain water
The correct answers to the above question in:
Answer: (b)
Discuss Form
Read more environmental chemistry Based General Science Questions and Answers
Question : 1
Which of the following statements is correct?
a) Ozone hole is a hole formed in the troposphere from which ozone oozes out.
b) Ozone hole is thinning of ozone layer of stratosphere at some places.
c) Ozone hole is a hole formed in stratosphere from which ozone oozes out.
d) Ozone hole means vanishing of ozone layer around the earth completely.
Answer »Answer: (b)
Question : 2
Which of the following is a biological method of pest control in a field?
a) Fences around the field
b) Use of pesticide
c) Use of scarecrow in a strategic position.
d) Rotation of crop.
Answer »Answer: (a)
Question : 3
Which one of the following is used as an explosive?
a) Graphite
b) Mercuric oxide
c) Phosphorus trichloride
d) Nitroglycerine
Answer »Answer: (d)
Question : 4
Which of the following is/are the hazardous pollutant(s) present in automobile exhaust gases?
- N2
- CO
- CH4
- Oxides of nitrogen
a) 1 and 2
b) 2 and 3
c) 2 and 4
d) 1 and 3
Answer »Answer: (c)
CO and oxides of Nitrogen are poisnous gases present in automobile exhaust gases.
Question : 5
People drinking water from a shallow handpump are likely to suffer from the diseases
- cholera
- typhoid
- jaundice
- flourosis
a) 1, 2 and 3
b) 1, 2 and 4
c) 2, 3 and 4
d) 1 and 3
Answer »Answer: (a)
Question : 6
Phosphate pollution is caused by
a) weathering of phosphate rocks only
b) agriculutral fertilizers only
c) sewage and agricultural fertilizers
d) phosphate rocks and sewage
Answer »Answer: (c)
Phosphate pollution is caused by sewage and agricultural fertilizers.
Verbal Reasoning
Question & Answer Quiz
Non Verbal Reasoning
Question & Answer Quiz
Quantitative Aptitude
Question & Answer Quiz
Computer MCQ
Question & Answer Quiz
General English
Question & Answer Quiz
History GK
Question & Answer Quiz
Polity GK
Question & Answer Quiz
Geography GK
Question & Answer Quiz
Economy GK
Question & Answer Quiz
General Awareness GK
Question & Answer Quiz
Recently Added Subject & Categories For All Competitive Exams
100+ Quadratic Equation Questions Answers PDF for Bank
Quadratic Equation multiple choice questions with detailed answers for IBPS RRB SO. more than 250 Attitude practice test exercises for all competitive exams
Continue Reading »
IBPS Aptitude Linear Equations MCQ Questions Answers PDF
Linear equations multiple choice questions with detailed answers for IBPS RRB SO. more than 250 Attitude practice test exercises for all competitive exams
Continue Reading »
New 100+ Compound Interest MCQ with Answers PDF for IBPS
Compound Interest verbal ability questions and answers solutions with PDF for IBPS RRB PO. Aptitude Objective MCQ Practice Exercises all competitive exams
Continue Reading »
100+ Mixture and Alligation MCQ Questions PDF for IBPS
Most importantly Mixture and Alligation multiple choice questions and answers with PDF for IBPS RRB PO. Aptitude MCQ Practice Exercises all Bank Exams
Continue Reading »