Environmental Science and Ecology - Mock Test 29

Question 281

In an aquatic ecosystem, the trophic level equivalent to cows in grasslands is ?

A) Nekton B) Zooplankton C) Phytoplankton D) Benthos

---

No Details

Question 282

The type of ecosystem with the highest mean plant productivity is ?

A) Tropical rain forest B) Temperate grassland C) Desert D) Tundra

---

No Details

Question 283

Identify the possible link "A" in the following food chain: Plant → insect → frog → "A" → Eagle ?

A) Cobra B) Parrot C) Rabbit D) Wolf

---

No Details

Question 284

Which one of the following is not a gaseous biogeochemical cycle in ecosystem?

A) Nitrogen cycle B) Carbon cycle C) Sulphur cycle D) Phosphorus cycle

---

No Details

Question 285

The upright pyramid of number is absent in ?

A) Lake B) Grassland C) Pond D) Forest

---

No Details

Question 286

Which one of the following is not a functional unit of an ecosystem?

A) Productivity B) Stratification C) Energy flow D) Decomposition

---

No Details

Question 287

Mass of living matter at a trophic level in an area at any time is called ?

A) Standing state B) Standing crop C) Detritus D) Humus

---

No Details

Question 288

Sal (Shorea robusta) forest is a ?

A) Deciduous forest B) Evergreen forest C) Rain forest D) None of these

---

No Details

Question 289

Quercus species are the dominant component in ?

A) Tropical rain forests B) Temperate deciduous forests C) Alpine forests D) Scrub forests

---

No Details

Question 290

Savannahs are ?

A) Tropical rain forests B) Dense forest with closed canopy C) Grasslands with scattered trees D) Desert scrub

---

No Details