Quiz Questions (fallback text view):
Q1. The plants, which produce food themselves through photosynthesis?
A) Phototrophs
B) Heterotrophs
C) Carnivores
D) Omnivores
Answer: A
Explanation: Phototrophs are organisms that carry out photosynthesis.
Q2. The ecosystem component, feed on producers or consumers?
A) Heterotrophs
B) Phototrophs
C) Decomposers
D) Phytoplankton
Answer: A
Explanation: Heterotrophs consume other organisms for energy.
Q3. The Heterotrophs, feed on plants and called primary consumers?
A) Herbivores
B) Carnivores
C) Omnivores
D) Decomposers
Answer: A
Explanation: Herbivores feed on plants and are primary consumers.
Q4. The Heterotrophs, feed on meats and called secondary consumers?
A) Carnivores
B) Herbivores
C) Omnivores
D) Phototrophs
Answer: A
Explanation: Carnivores feed on other animals and are secondary consumers.
Q5. The main constituent of CNG is
A) Methane
B) Ethane
C) Propane
D) Butane
Answer: A
Explanation: Methane is the primary component of Compressed Natural Gas (CNG).
Q6. The Heterotrophs, feed on both plants and meats?
A) Omnivores
B) Carnivores
C) Herbivores
D) Phototrophs
Answer: A
Explanation: Omnivores consume both plant and animal matter.
Q7. The base of the food chain in the ocean is the
A) Phytoplankton
B) Zooplankton
C) Fish
D) Seaweed
Answer: A
Explanation: Phytoplankton are the primary producers in ocean food chains.
Q8. Primary consumers in aquatic systems are?
A) Zooplanktons
B) Phytoplankton
C) Fish
D) Algae
Answer: A
Explanation: Zooplanktons feed on phytoplankton and are primary consumers.
Q9. The ecosystem component, which break down dead organic matter and wastes?
A) Decomposers
B) Producers
C) Consumers
D) Phototrophs
Answer: A
Explanation: Decomposers break down dead material and recycle nutrients.
Q10. Decomposers include
A) Bacteria and Fungi
B) Herbivores and Carnivores
C) Zooplankton and Phytoplankton
D) Fish and Birds
Answer: A
Explanation: Bacteria and fungi decompose organic matter.