Biology

A water medium is necessary for fertilization in?

A. fungi B. conifers C. ferns D. angiosperms Correct Answer: Option C - ferns

5 years ago

Which of the following used diffusion as the principal method of gaseous exchange?

A. lizard B. grasshopper C. rat D. earthworm Correct Answer: Option D - earthworm

5 years ago

The waste product of plants used in the conversion of hide to leather is?

A. gum B. alkaloid C. tannin D. resin Correct Answer: Option C - tannin

5 years ago

The correct sequence of the movement of urea during urine formation is?

A. glomerulus → Bowman's capsule→ Convoluted tubules → Henle's loop → collection tube B. glomerulus → Bowman's capsule→ Convoluted tubules…

5 years ago

Pineapple is an example of?

A. a dehiscent fruit B. an aggregate fruit C. a composite fruit D. a simple fruit Correct Answer: Option C…

5 years ago

The pancreas secretes enzymes for the digestion of?

A. fats, proteins and carbohydrates B. fats, vitamins and cellulose C. fats, carbohydrates and vitamins D. protein, cellulose and minerals…

5 years ago

Stunted growth and poor root development are a result of a deficiency in?

A. sulphur B. phosphorus C. calcium D. iron Correct Answer: Option C - calcium

5 years ago

The opening and closing of the stoma are regulated by?

A. transpiration B. respiration C. diffusion D. osmosis Correct Answer: Option D - osmosis

5 years ago

Monocot stem differ from dicot stems in that monocot have?

A. no cambium B. no pith C. fewer vascular bundles D. phloems with parenchyma Correct Answer: Option A - no…

5 years ago

The photosynthetic pigments include?

A. chlorophyll and carotenoids B. chloroplasts and cytochromes C. melanin and haemoglobin D. carotenoids and haemoglobin Correct Answer: Option A…

5 years ago