An example of continues variation is
(A) Finger print (B) body size (C) tongue (D) blood transfusion
Which of the following is FALSE about auxins?
(A) They are manufactured by plants (B) they regulate plants growth rate (C) they are normally present in minute quantities within plant cells (D) they are used in the site of production
Auxins are produced in the:
(A) Petiole of leaves (B) apical regions of shoots and roots (C) epidermis of shoots and roots (D) parenchyma of roots and shoots
Hormones are transported around the mammalian body by:
(A) Nerves (B) blood (C) water (D) osmosis
Identify the INCORRECT statement. A. Helium in a balloon: an element B. Paint: a mixture
C. Tap water: an ion D. Mercury in a barometer; an element E. Urine : a mixture
Which of the following is NOT true about an estuarine habitat?
(A) Salinity is lower than that of sea water (B) salinity is higher than that of sea water (C) water is brackish (D) intermixing of sea water with fresh water
Answers & Comments
Answer:
trigonometry, the branch of mathematics concerned with specific functions of angles and their application to calculations. There are six functions of an angle commonly used in trigonometry. Their names and abbreviations are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).