Biology

Which of the following sequences is the correct arrangement of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside?

A. pith, phloem, cambium, xylem, parenchyma, collenchyma and epidermis B. Xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis C. Pith,…

6 years ago

Which of the following pairs of structures in living organisms do not perform similar functions?

A. Lungs and spiracles B. Root hairs and mammalian hairs C. Feathers and scales D. Contractile vacuole and Kidneys Correct…

6 years ago

Spirogyra is regarded as a multicellular plant because?

A. the cylindrical cells are linked end to end B. its cells are linked together by cytoplasmic strands C. its…

6 years ago

In which of the following levels of classification are the members most similar?

A. Order B. Genus C. Species D. Phylum Correct Answer: Option C C. Species

6 years ago

In the diagram, the part responsible for photosynthesis is labelled?

A. iii B. iv C. i D. ii Correct Answer: Option A A. iii

6 years ago

In the diagram, the part labelled II is the?

A. nucleus B. eyespot C. basal granule D. contractile Correct Answer: Option D D. contractile

6 years ago

Lamarck’s theory of evolution is based on the fact that?

A. organisms acquire genes from their parents B. organisms pass on acquired characters to their offspring C. characteristics of organisms…

6 years ago

Which of the following organisms is not a social insect?

A. Termites B. Ants C. Grasshoppers D. Bees Correct Answer: Option C C. Grasshoppers

6 years ago

The main reason for nuptial flight in termites is to?

A. escape unfavourable conditions B. search for food C. form new colonies D. communicate with one another Correct Answer: Option…

6 years ago

In dihybrid inheritance, Mendel considered?

A. a pair of contrasting characters B. two pairs of contrasting characters C. three pairs of contrasting characters D. four…

6 years ago