The natural dwelling place of an organism is called its

• A. ecological niche
• B. habitat
• C. population
• D. environment

A galvanometer of internal resistance 50\(\Omega\) has a full scale deflection for a current of 5mA. What is the resistance required to covert it to a voltmeter with full scale deflection of 10V?

• A. 1750\(\Omega\)
• B. 1950\(\Omega\)
• C. 2000\(\Omega\)
• D. 2500\(\Omega\)

Which of the following statements about mulches is true? They

• A. include paper and plolythene sheets
• B. encourage weed growth
• C. facilitates hardpan formation
• D. decrease soil biotic population

Most of the energy in the cell is produced in the

• A. mitochondrion
• B. lysosome
• C. plastid
• D. Golgi apparatus

When very hot water is poured into two identical thin and thick glass tumblers in equal volumes, the thick one cracks because?

• A. of the even expansion of glass
• B. glass is a crystal
• C. glass is a good conductor of heat
• D. of the uneven expansion of gass

A side and a diagonal of a rhombus are 10cm and 12cm respectively, Find its area

• A. 20cm²
• B. 24cm²
• C. 48cm²
• D. 96cm²

Account for the decline in the contribution of agriculture to the Gross Domestic Product (GDP) of Nigeria.

Express, correct to three significant figures, 0.003597.

• A. 0.359
• B. 0.004
• C. 0.00360
• D. 0.00359

Economic problems arises because

• A. resource are scarce relative to wants
• B. man is insatiable
• C. money is scarce
• D. man engages in too many economic activities

The by-product of photosynthesis is

• A. CO2
• B. O2
• C. C6H12O6
• D. H2O