Environmental Science and Ecology - Mock Test 60

Question 591

The phytoplanktonic forms of plants are?

A) Insectivorous type B) Heterotrophs C) Chemotrophs D) Autotrophs

---

No Details

Question 592

The earth's atmosphere in which organisms live, is called?

A) Ecosystem B) Ecosom C) Biosphere D) Biocoenosis

---

No Details

Question 593

In a fish aquarium green aquatic plants are grown primarily for?

A) Oxygen B) Carbon dioxide C) Fish feed D) Decoration

---

No Details

Question 594

The non-green plants are as important as the green plants because they?

A) Cause human disease B) Cause diseases of other plants C) Are useful in several industries D) Bring about decomposition of dead animals and plant remains

---

No Details

Question 595

A complex of several species and communities in various stages of succession maintained under similar climatic conditions is known as?

A) Biome B) Environmental complex C) Biological spectrum D) Biological clocks

---

No Details

Question 596

The whale is?

A) Primary producer B) Secondary consumer C) A decomposer D) Herbivores

---

No Details

Question 597

When peacock eats snakes which eat insects thriving on green plants, peacock is?

A) A primary consumer B) A primary dcomposer C) Final decomposer D) The apex of the food pyramid

---

No Details

Question 598

The study of interaction between living organisms and environment in a specific area is the study of?

A) Phytobiology B) Phytogeography C) Ecosystem D) Phytosociology

---

No Details

Question 599

The first fish that eats upon the planktonic forms is?

A) Primary consumer B) Carnivore C) Decomposer D) Secondary consumer

---

No Details

Question 600

An ecosystem is?

A) A functional unit of biotic and abiotic components which have an energy source B) Either a part of land surface, a body of fresh water or the open oceans C) A functional unit consisting of sunlight, air water and minerals D) A system consisting of an energy source, producers and consumers

---

No Details