An herbivore cannot feed on a piece of meat because it has no

A. incisors to out the meat

B. canines to tear up the meat

C. premolars to grind the meat

D. molars to mash the meat

In a particular habitat the role of an organism is referred to as its

A. level

B. biomass

C. niche

D. space

The distribution of organisms in a fresh water habitat like a stream or pond is determined by the following
factors except

A. light penetration

B. pH of the soil

C. rainfall

D. temperature

The speed of wind is measured using the

A. wind vane

B. anemometer

C. photometer

D. barometer

Which of the following is a biotic component of an ecosystem?

A. Soil

B. Rainfall

C. Light

D. Fungi

A moss plant can withstand drought by means of its

A. spores

B. rhizoids

C. antheridia

D. achegonia

Which of the following factors is the main problem facing xerophytic plants?

A. Competition for sunlight

B. Conservation of excess water

C. inadequate roots for water absorption

D. Lack of adequate water

The following are greenhouse gases except

A. carbon dioxide

B. chlorofluorocarbon

C. methane

D. oxygen

Rural-urban migration in developing countries can be prevented by

A. increasing the number of years in school

B. putting up more factories in urban areas

C. having boarding schools in rural areas

D. even distribution of facilities in both regions

Muscles are attached to bones by means of

A. tendons

B. ligaments

C. cartilage

D. nerves