Biology

When a mixture of a food substance and Benedict’s solution was warmed, the solution changed from blue to brick-red. This indicates the presence of?

A. reducing sugar B. fatty acid C. sucrose D. amino acid Correct Answer: Option A - reducing sugar Explanation During…

5 years ago

The mode of nutrition of sun dew and bladder wort can be described as?

A. saprophytic B. holozoic C. chemosynthetic D. autotrophic Correct Answer: Option B - holozoic

5 years ago

Which of the following is lacking in the diet of a person with kwashiorkor?

A. proteins B. carbohydrates C. minerals D. vitamins Correct Answer: Option A - proteins

5 years ago

Which of the following is true of the transverse section of a dicot system?

A. the xylem is more interiorly located than the phloem B. the cambium lies between the cortex and the vascular…

5 years ago

Which of the following groups of cells is devoid of true nuclei?

A. algae B. monera C. fungi D. viruses Correct Answer: Option B - monera

5 years ago

Parental care is exhibited by?

A. snails B. earthworms C. birds D. toads Correct Answer: Option C - birds

5 years ago

The dominant phase in the life cycle of a fern is the?

A. prothallus B. sporophyte C. antheridium D. gametophyte Correct Answer: Option B - sporophyte

5 years ago

Which of the following is NOT a function of the nucleus of a cell?

A. it translates genetic information for the manufacture of proteins B. it stores and carries hereditary information C. it is…

5 years ago

Which of the following characterizes a mature plant cell?

A. the nucleus is pushed to the centre of the cell B. the cell wall is made up of cellulose…

5 years ago

The wings of a bat and those of a bird are examples of?

A. convergent evolution B. continuous variation C. coevolution D. divergent evolution Correct Answer: Option A - convergent evolution

5 years ago