Explore topic-wise MCQs in Biology.

This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following options does not include bad fuelwood?

A. Mangifera
B. Bombax
C. Michelia
D. Dalbergia
Answer» E.
2.

Which of the following is not organic waste?

A. Animal wastes
B. Agricultural wastes
C. Forest residues
D. Radioactive wastes
Answer» E.
3.

Which of the following processes provide both energy and manure?

A. Burning of fuelwood
B. Pyrolysis of wood
C. Biogas formation
D. Gasification of wood
Answer» D. Gasification of wood
4.

Charcoal is the commonest source of energy.

A. True
B. False
Answer» C.
5.

The first petroplant discovered was ____________

A. Capaifera longsdorfii
B. Euphorbia lathyrus
C. Jatropha
D. Calotropis
Answer» C. Jatropha
6.

Fuelwood is _______

A. waste
B. renewable source of energy
C. non-renewable source of energy
D. source of biogas
Answer» C. non-renewable source of energy
7.

Hydrocarbons were first isolated from plant latex by __________

A. Newton
B. Calvin
C. Krebs
D. Meyerhof
Answer» C. Krebs
8.

Producer gas is obtained through the process of _________

A. fermentation
B. carbonisation
C. combustion
D. pyrolysis
Answer» D. pyrolysis
9.

Which wood is more suitable for fuel?

A. Lightwood
B. High calorific value
C. Springwood
D. Less combustible
Answer» C. Springwood
10.

Which of the following options include energy crops.

A. Sugarcane, Potato and Tomato
B. Sugarcane, Tapioca and Cauliflower
C. Sugarcane, Potato and Tapioca
D. Millets, Banana and Tomato
Answer» D. Millets, Banana and Tomato
11.

Pyrolysis of wood yields only yields alcohol.

A. True
B. False
Answer» C.
12.

What is the social forestry?

A. Planting different trees in the same area
B. Greening of hills
C. Raising trees on common village lands
D. Planting trees on river banks
Answer» D. Planting trees on river banks
13.

Raising crops for the production of ethanol is known as __________

A. energy plantation
B. energy cropping
C. agro-technology
D. biomass production
Answer» C. agro-technology
14.

Which of the following are the types of bioenergy?

A. Animal energy and chemical energy
B. Solar energy and nuclear energy
C. Fossil fuels and solar energy
D. Animal energy and biofuels
Answer» E.
15.

Bioenergy is the energy obtained from ________

A. Coal
B. Natural Gas
C. Alcohol
D. Biomass
Answer» E.