The function of the amniotic fluid in humans is to

A. protect the foetus against shocks

B. remove waste products from the foetus

C. supply food and water to foetus

D. carry oxygen to the foetus

Which of the following statements about water in humans is not correct? it

A. plays an important role in temperature regulation

B. acts as solvent for substances conveyed around the body

C. plays a role in the formation of vitamin

D. is needed for many life processes

In the test for starch, the leaf is first placed in boiling water to

A. remove the chlorophyll

B. dissolved the waxy cuticle

C. kill and make the leaf permeable

D. turn it blue-black

Which of the following groups of compounds are products of the light stage of photosynthesis?
I. Ribulose bi-phosphate (RuBP)
II. Nicotin amide di-phosphorous (NADPH₂)
III. Oxygen (O ₂)
IV. Adenosine Triphosphate (ATP)

A. I,II and lll

B. l, lll and lV

C. ll,lll and lV

D. l, ll, lll and IV

Which of the following is considered to be the first product of photosynthesis?

A. Protein

B. Energised chlorophyll

C. Hydroxyl ions

D. Starch

Which of the following organisms exhibits extracellular digestion?

A. Moulds

B. Green plants

C. Algae

D. Bryophytes

Which of the following essential substances is contained in vegetables?

A. Chlorophyll

B. Glucose

C. Mineral salts

D. Carbon dioxide

Good quality food will perform the following functions in humans except

A. supplying energy

B. providing resistance against malaria

C. sustaining growth

D. maintaining health

The type of nutrition shown by Spirogyra is

A. symbiosis

B. holophytic

C. holozoic

D. chemosynthetic

Ecology is best defined as the study of

A. the characteristics of an environment

B. the inter-relationship between living organisms and their environment

C. living organisms in a particular area

D. the habitats and wildlife