Both lion (carnivore) and sparrow (herbivore) are consumers. The Asteroidea occupy several important roles through out ecology and biology. Sea stars, such as Ochre star (Pisaster achraceus) have became widely known as the example of the keystone species concept in ecology. Most species are generalist predators, eating molluscs such as clams, oysters, etc.
Study the four statements (1-4) given below and select the two correct ones out of them. (1) A lion eating a deer and a sparrow feeding on grain are…
NEET UG 2010 — Zoology Organisms and Populations
2010mcqmedium
Study the four statements (1-4) given below and select the two correct ones out of them. (1) A lion eating a deer and a sparrow feeding on grain are ecologically similar in being consumers (2) Predator star fish Pisaster helps in maintaining species diversity of some invertebrates (3) Predators ultimately lead to the extinction of prey species (4) Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders The two correct statements are
Official previous-year question
Held on 30 Apr 2010 · Verified 9 Jul 2026.
Options
- A
(2) and (3)
- B
(3) and (4)
- C
(1) and (4)
- D
(1) and (2)
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