Study the following list of deficiency symptoms in animals; use it to answer the questions below
I. Loss of appetite and weight;
II. Delayed healing of wounds;
III. Rickets;
IV Sterility in animals
V Failure of blood to clot;
VI. Night blindness

Which of the following combination of food substances would correct the deficiency numbered II?

A. Tomatoes, oranges and mangoes

B. Yeast, liver and rice

C. Red palm oil, carrot and egg yolk

D. Green vegetables, butter and meat

Which of the following food substances would produce a translucent mark when rubbed on a white paper?

A. Potato

B. Beans

C. Mango

D. Groundnut

If an enzyme works best in an acid medium, in which of the following parts of the human gut is the pH best for
enzyme activities? In the

A. ileum, pH 9.0

B. stomach, pH 2.0

C. duodenum, pH 7.0

D. mouth cavity; pH 8.0

Which of the following organisms is not considered as a parasitic plant?

A. Cassytha

B. Rhizopus

C. Dodder

D. Mistletoe

The examples of autotrophic organisms include the following except

A. Euglena

B. Chlamydomonas

C. Hydra

D. Spirogyra

Which of the following organisms feeds both autotrophically and heterotrophically?

A. Hydra

B. Paramecium

C. Mucor

D. Euglena

Siphons and gills are structures in aquatic organisms used for

A. gaseous exchange

B. buoyancy

C. excretion

D. movement

The first step in carrying out ecological studies in a terrestrial habitat is

A. quadrat sampling

B. mapping the area

C. collection of organisms

D. measuring abiotic factors

Which of the following components of an ecosystem does not contribute to the biomass of the system?

A. Producers

B. Consumers

C. Micro-organisms

D. Habitat

The group of several populations that interact and share a habitat, form

A. a species

B. a community

C. an ecotype

D. a tribe