During the bending of the arm, the biceps muscles
During the bending of the arm, the biceps muscles A. contracts and the triceps muscles relaxes B. relaxes…
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The end product of glycolysis in plants and animals is
The end product of glycolysis in plants and animals is A. pyruvic acid B. citric acid C. aspartic…
During respiration, air circulates round plant tissues via the
During respiration, air circulates round plant tissues via the A. lenticels B. stomata C. guard cells D. intercellular…
The mammalian organ which acts both as a digestive and as an endocrine organ is…
The mammalian organ which acts both as a digestive and as an endocrine organ is the A. oesophagus…
Which of following is NOT involved in the transport of substance in the body?
Which of following is NOT involved in the transport of substance in the body? A. Lymph B. Plasma…
In an experiment to investigate the effect of nitrogen on the growth of plants, the…
In an experiment to investigate the effect of nitrogen on the growth of plants, the substrate should be…
Which vitamin plays an important role in blood clotting?
Which vitamin plays an important role in blood clotting? A. vitamin A B. Vitamin K C. Vitamin B12…
Secondary thickening in dicotyledonous stem is controlled by the
Secondary thickening in dicotyledonous stem is controlled by the A. xylem B. phloem C. cambium D. pericycle Correct…
2H2 → 2H2 + O2(g). The equation above represents a part of the light stage…
2H2 → 2H2 + O2(g). The equation above represents a part of the light stage of photosynthesis. Which…
Which of the following vertebrates does the skin function as a respiratory surface?
Which of the following vertebrates does the skin function as a respiratory surface? A. Rat B. Lizard C.…