Ecology and Environment-Ecosystem (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology): Questions 45 - 51 of 125
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3473 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.
Rs. 700.00 or
Question number: 45
» Ecology and Environment » Ecosystem » Ecological Services-Carbon Fixation, Pollination, Oxygen Release
Question
The phosphorus cycle differs from those of carbon and nitrogen as well as those of sulphur, oxygen and hydrogen in that it lacks
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Gaseous phase |
|
| b. | Sater |
|
| c. | All of these |
|
| d. | Dust particles |
|
Question number: 46
» Ecology and Environment » Ecosystem » Nutrient Cycling
Question
A biogeochemical cycle without an atmospheric component is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Sulphur cycle |
|
| b. | Carbon cycle |
|
| c. | Nitrogen cycle |
|
| d. | Phosphorus cycle |
|
Question number: 47
» Ecology and Environment » Ecosystem » Patterns, Components
Question
The order of organism in an aquatic food chain is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Diatom→ Crustacea→ Fish→ Seal→ Bacteria |
|
| b. | Bacteria→ Seal→ Diatom→ Fish→ Crustacea |
|
| c. | Polar Bear→ Diatom→ Seal→ Crustacea |
|
| d. | Crustacea→ Seal→ Fish→ Polar Bear→ Diatom |
|
Question number: 48
» Ecology and Environment » Ecosystem » Nutrient Cycling
Question
Biogeochemical cycling refers to cycling of
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Nutrients in the ecosystem. |
|
| b. | Gases between plants and animals. |
|
| c. | Energy in the ecosystem. |
|
| d. | Water in the ecosystem. |
|
Question number: 49
» Ecology and Environment » Ecosystem » Productivity and Decomposition
Question
In an ecosystem, there are more prey than predators. This relationship is called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Predator- prey relationship |
|
| b. | Pyramid of number |
|
| c. | Succession |
|
| d. | Food webs |
|
Question number: 50
» Ecology and Environment » Ecosystem » Nutrient Cycling
Question
Which of the following cycle would be affected if decomposers of an ecosystem vanish?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Biogeochemical cycle |
|
| b. | Producer’s cycle |
|
| c. | Consumer’s cycle |
|
| d. | Decomposers’s cycle |
|
Question number: 51
» Ecology and Environment » Ecosystem » Nutrient Cycling
Question
Fishing and Guano assist the cycling of
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Phosphorus |
|
| b. | Carbon |
|
| c. | N2 and carbon both |
|
| d. | Nitrogen |
|