NEET Biology MCQ on Autotroph with Answers by Expert Teacher. Every Objective Questions is Important and Common of Autotroph for NEET-UG Exam.
1) ——– organisms produce their own food.
A) Autotroph B) Heterotroph C) Saprotrophs D) None of these.
Answer: Answer is A, autotrophic organisms make their own food.
2) Which of the following are autotrophic organisms?
A) Fungi B) Plant C) Animals D) All of these.
Answer: Answer is B, plants are the autotrophic organisms. Fungi and animals are heterotrophic.
3) ——– are also called as autotrophs.
A) Primary producers B) Secondary producers C) Carnivore D) Herbivore
Answer: Answer is A, Primary producers are also called as autotrophs.
4) Autotrophs generate energy by ———-.
A) Aerobic respiration B) Respiration C) Fermentation D) Photosynthesis
Answer: Answer is D, autotrophs generate their energy and food by photosynthesis.
5) ——- are the organisms that uses light to obtain energy.
A) Photoheterotroph B) Chemoautotroph C) Photoautotroph D) Chemoheterotroph
Answer: Answer is C, photoautotroph are the organisms that uses light to obtain energy.
6) ——- are the organisms that uses carbon to obtain energy.
A) Photoheterotroph B) Chemoautotroph C) Photoautotroph D) Chemoheterotroph
Answer: Answer is B, Chemoautotroph are the organisms that uses carbon to obtain energy.
7) The pigment present is plants which takes part in photosynthesis are called as:
A) Carotene B) Xanthophyll C) Chlorophyll D) None of these.
Answer: Answer is C, chlorophyll complex pigment present is plants which takes part in photosynthesis.
8) Organisms which do not prepare their own food are called as:
A) Autotroph B) Heterotroph C) Saprotrophs D) None of these.
Answer: Answer is B, heterotrophs cannot prepare their own food.
9) The organisms which eat another organisms are called as:
A) Primary producers B) Secondary producers C) Carnivore D) Herbivore
Answer: Answer is C, carnivore are those organisms which eat another organisms.
10) The organisms which can eat anything are called as:
A) Primary producers B) Omnivore C) Carnivore D) Herbivore
Answer: Answer is B, The organisms which can eat anything are called as Omnivore.