quiz

GK SCIENCE MCQ

As many of the competitive examinations consists few General Science questions. So, we are here with Daily GK Science Quiz.Answer and boost your memory.

1. Biodiversity Hotspot are characterized on the basis of:

a.Endemic flowering plant and threat perception

b.Endemic flowering plant

c.Species of flowering plants

d.None of above

2. The most important human activity, leading to the extinction of wildlife, is

a.Pollution of wildlife

b.Hunting for valuable wildlife products

c. Introduction of alien species

d. Alternation and destruction of the natural habitats

3. If we uncover half of the forest, covering of the earth,what crisis will be produced at most and at first?

a.Some species will be extinct

b. Population and ecological imbalance will rise up

c. Energy crisis will occur

d. Rest half forests will maintain this imbalance

4. What is the major cause of diminishing wildlife number?

a. Felling of trees

b. Cannibalism

c. Habitat destruction

d. Paucity of drinking water

5. Viable material of endangered species can be preserved by

a. Gene bank

b. Gene library

c. Gene pool

d. Herbarium

6. Which group of vertebrates comprises the highest number of endangered species?

a. Mammals

b. Fishes

c. Birds

d. Reptiles

7. Which of the following is mainly responsible for the extinction of wild life

a. Pollution of air and water

b. Hunting of fish

c. Destruction of Habitats

d.All of these

8. Consider the following classification of Biodiversity:

1.Alpha-diversity { Between-community diversity

2.Beta-diversity { Within-Community diversity

3.Gamma diversity { Overall Biodiversity

Which among the above is/are incorrectly paired?

a. Only 2

b. Only 3

c. 1 and 2

d. 1, 2 and 3

9. What is the meaning of coral bleaching?

a. Paling of coral colour or decline in zooxanthellae due to climate change

b. Impacts of excessive sea trade on fishing industry

c. Both a and b

d. None of the above

10. Trophic levels are formed by