Energy and Environment Management Mock Test 3

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Question 1 of 10

1. What is called for an organism that helps to define an entire ecosystem?

Dominant species

Precious species

Super species

Keystone species

Question 1 of 10

Question 2 of 10

2. What is the significance of the shape of the pyramid of energy?

It shows decrease in energy

It shows the trophic levels

It shows increase in energy

It shows the direction of energy flow

Question 2 of 10

Question 3 of 10

3. Which of the following food chain correctly describes the flow of energy in an ecosystem?

Grass->lion->human

Cow->grass->lion

Leaf->bird->lizard

Grass->goat->human

Question 3 of 10

Question 4 of 10

4. Why rotational grazing pattern established?

To grow grass in grassland ecosystem

To destroy grassland ecosystem

To graze in the tropical rain forests

To preserve grassland ecosystem

Question 4 of 10

Question 5 of 10

5. Why organisms in food chains are grouped into categories?

To form community

To form trophic levels

To share the energy

To get more energy

Question 5 of 10

Question 6 of 10

6. Which of the following ecological pyramids is the most fundamental?

Pyramid of energy

Pyramid of numbers

Pyramid of force

Pyramid of biomass

Question 6 of 10

Question 7 of 10

7. In an energy pyramid, which way does energy transfer occur?

From middle of pyramid

From both top to bottom and bottom to top of pyramid

From top to the bottom of pyramid

From bottom to the top of pyramid

Question 7 of 10

Question 8 of 10

8. Which among the following is a product of photosynthesis?

Nitrogen

Monoxide

Glucose

Carbon

Question 8 of 10

Question 9 of 10

9. What kind of climate we can find in the Thar desert?

Cold

Cool

Moist

Dry

Question 9 of 10

Question 10 of 10

10. How erosion controlled by forest?

By reducing in the sunlight penetration

By reducing the pressure

By reducing the rainfall’s force on the soil’s surface

By increasing the rainfall’s force on the soil’s surface

Question 10 of 10