1 |
The estimated fresh water (rivers, streams , etc) fish species are: |
Manythousand species
40thousand species
5thousand species
15thousand species
|
2 |
The estimated sea water species of fish are: |
1000 species
10 thousand species
25thousand species
15thousand species
|
3 |
Estimated Fish species in the world are: |
70 thousand species
5 thousand species
500 species
40thousand species
|
4 |
Zooplankton and phytoplankton are found: |
In deep river water
In shallow sea water
In cold and deep oceans
In pacific ocean water
|
5 |
What is basic diet of fish ? |
Plankotn
Grass
Mineral particles
Meat
|
6 |
What type of water is most suitable for fish ? |
Shallow water
Cold deep deep
Hot deep water
Moderate climate and shallow water
|
7 |
In which climate bulk of Fish is catches ? |
Hot climate
Cold deep water
Moderate climate
Severe hot climate
|
8 |
Due to which reason, Fish is best diet for human beings ? |
A cheap source of protein
Source of fish oil
Source of minerals
Source of vitamins
|
9 |
Where does exist, the best quality Fish ? |
Saline water
Hot water
Cold and sweat water
Warm water
|
10 |
Where does Fish resources exist ? |
In rivers
In lakes
In streams
In oceans
|
11 |
Which category is the Fishing economic activity ? |
Quinary economic activity
Quaternaryeconomic activity
Primaryeconomic activity
Tertiaryeconomic activity
|
12 |
Where does locate Quinary Economic activity centers ? |
Trade cities
Seaports
Universities
Research centers
|
13 |
Technical experts, performs which type of economic activity ? |
Primary
Secondary
Tertiary
Quinary
|
14 |
Which means of transport is most suitable for international trade ? |
Road transport
Sea transport
Air transport
Railway transport
|
15 |
Railway engine was invented in: |
1730
1830
1930
1630
|