|
Why should we worry about the conditions and issues related to forests far from us?
|
|
0
|
4738
|
March 23, 2018
|
|
Explain why there is no waste in a forest
|
|
0
|
2721
|
March 23, 2018
|
|
What are decomposers? Name any two of them. What do they do in the forest?
|
|
0
|
1434
|
March 23, 2018
|
|
Explain how forests prevent floods. orests prevent floods
|
|
0
|
1167
|
March 23, 2018
|
|
Explain how animals dwelling in the forest help it grow and regenerate
|
|
0
|
791
|
March 23, 2018
|
|
Describe various steps of cleaning wastewater in a wastewater treatment plant
|
|
0
|
2350
|
March 23, 2018
|
|
Outline your role as an active citizen in relation to sanitation
|
|
0
|
7375
|
March 23, 2018
|
|
Explain the relationship between sanitation and disease
|
|
0
|
7425
|
March 23, 2018
|
|
What are the different types of inorganic and organic impurities generally present in sewage?
|
|
0
|
1940
|
March 23, 2018
|
|
How is biogas formed?
|
|
0
|
552
|
March 23, 2018
|
|
Why is clarified water passed through aeration tanks?
|
|
0
|
1092
|
March 23, 2018
|
|
What is a vermi-processing toilet?
|
|
0
|
1358
|
March 23, 2018
|
|
What is ‘onsite sewage disposal system’?
|
|
0
|
535
|
March 23, 2018
|
|
Explain the function of bar screens in a wastewater treatment plant
|
|
0
|
1852
|
March 23, 2018
|
|
Untreated human excreta is a health hazard. Explain
|
|
0
|
4341
|
March 23, 2018
|
|
What is sludge? Explain how it is treated
|
|
0
|
4506
|
March 23, 2018
|
|
Describe the steps involved in getting clarified water from wastewater
|
|
0
|
1180
|
March 23, 2018
|
|
Why should oils and fats be not released in the drain? Explain
|
|
0
|
931
|
March 23, 2018
|
|
What is sewage? Explain why it is harmful to discharge untreated sewage into rivers or seas
|
|
0
|
984
|
March 23, 2018
|
|
A mixture (x) in water contains suspended solids, organic impurities, inorganic impurities
|
|
0
|
1801
|
March 23, 2018
|
|
Name two alternative arrangements for sewage disposal where there is no sewerage system
|
|
0
|
2464
|
March 23, 2018
|
|
Differentiate between ,Internal fertilisation and external ,fertilisation A zygote and an embryo
|
|
0
|
8479
|
March 23, 2018
|
|
Define asexual reproduction. Describe two methods of asexual reproduction in animals
|
|
0
|
22156
|
March 23, 2018
|
|
Observe the following figures
|
|
0
|
866
|
March 23, 2018
|
|
Hens and frogs are both oviparous exhibiting different types of fertilisation. Explain
|
|
0
|
4879
|
March 23, 2018
|
|
After observing above figure, answer the following
|
|
0
|
1027
|
March 23, 2018
|
|
What is metamorphosis? Give examples
|
|
0
|
14269
|
March 23, 2018
|
|
How can we say that fish exhibits external fertilisation?
|
|
0
|
1425
|
March 23, 2018
|
|
Describe the process of fertilisation in human beings
|
|
0
|
6024
|
March 23, 2018
|
|
Explain the importance of reproduction in organisms
|
|
0
|
799
|
March 23, 2018
|