Explore topic-wise MCQs in Biology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

'Sun basket' is [AMU 1997]

A. The device to utilize sunrays directly to meet the requirement of heat energy
B. The sufficient amount of sunlight stored in a cell
C. A device of taking sunbath
D. All of these
Answer» B. The sufficient amount of sunlight stored in a cell
Discussion
2.

The best source of alcohol is

A. Wood
B. Noble cane
C. Tapioca
D. Barley
Answer» C. Tapioca
Discussion
3.

Biogas produced by anaerobic fermentation of water biomass consists of [CPMT 2005]

A. Methane
B. Traces of \[{{H}_{2}}\], \[{{H}_{2}}S\] and \[{{N}_{2}}\]
C. \[C{{O}_{2}}\]
D. All of these
Answer» E.
Discussion
4.

Biogas is a mixture of [MHCET 2002]

A. \[CO+{{H}_{2}}+C{{O}_{2}}\]
B. \[C{{H}_{4}}+CO+C{{O}_{2}}\]
C. \[C{{H}_{4}}+C{{O}_{2}}+{{H}_{2}}\]
D. \[CO+C{{O}_{2}}+N{{O}_{2}}\]
Answer» D. \[CO+C{{O}_{2}}+N{{O}_{2}}\]
Discussion
5.

Growing of plants for alcohol production is called

A. Energy plantation
B. Energy cropping
C. Biomass production
D. None of these
Answer» C. Biomass production
Discussion
6.

Energy source of this earth is

A. Sunlight
B. Respiration
C. Photosynthesis
D. Mitochondria
Answer» B. Respiration
Discussion
7.

An ideal good fuel wood is obtained from

A. Bauhinia racemosa
B. Dalbergia sissoo
C. Michelia excelsa
D. Mangifera indica
Answer» C. Michelia excelsa
Discussion
8.

A good fodder [CBSE PMT 1991]

A. Contains high dry matter
B. Is free from disease and pest
C. Has nutrient without toxicity
D. All of these
Answer» E.
Discussion
9.

Which wood burns for short period of time [Haryana PMT 1996]

A. Gymnosperms
B. Angiosperm
C. Dicotyledonous
D. Monocotyledonous
Answer» B. Angiosperm
Discussion