2nd PUC Biology Series 12

PUC Science 2nd Year  Biology Series-12 quiz

0
Created on By 52fd849a905aedf0249df9e69d61b55a?s=32&d=mm&r=gwefru

2nd puc Biology Series 12

TEST YOUR KNOWLEDGE OF SCIENCE

1 / 10

Q.111  Escherichia coli is used as an indicator organism to determine pollution of water with

2 / 10

Q.112 Mycorrhiza is an example of

3 / 10

Q.113  Certain characteristic demographic developing countries are

4 / 10

Q.114 What is a keystone species?

5 / 10

Q.115 Which of the following is expected to have the highest value (gm/m2/yr) in a grassland ecosystem?

6 / 10

Q.116 In 1984, the Bhopal gas tragedy took place because methyl isocyanate

7 / 10

Q.117 Lead concentration in blood is considered alarming if it is

8 / 10

Q.118 In which one of the following pairs is the specific characteristic of a soil not correctly method?

9 / 10

Q.119 An ecosystem which can be easily damaged but can recover after some time if damaging effect stops will be having

10 / 10

Q.120  The maximum growth rate occurs in

Your score is

The average score is 0%

0%

Leave a Reply

Your email address will not be published. Required fields are marked *