The main component of many biomolecules is
A. carbon
B. sulphur
C. potassium
D. nitrogen
Related Questions on Chapter 7: Man & Environment - Biology Mcqs for High School - Grade 10
Which of the following is the correct order for a simple food chain?
A. grasshopper, sparrow, grass, hawk
B. grass, grasshopper, sparrow, hawk
C. hawk, sparrow, grass, grasshopper
D. grass, hawk, grasshopper, sparrow
Symbiosis is a relationship between the members of
A. same species
B. two species
C. different species
D. equal species
A. nitrogen dioxide
B. ammonium dioxide
C. sulphur dioxide
D. carbon dioxide
The process in which inorganic nutrients are enriched with water is called
A. industrialization
B. pollution
C. eutrophication
D. contamination
Considering the Earth's ecosystem, the consumers are classified as
A. autotrophs
B. heterotrophs
C. tertiary autotrophs
D. secondary autotrophs