1. Which one thing is not true about antibiotics? (a) The term ―antibiotic‖ was coined by Selman Waksman in 1942(b)...

1. Extremities of long bones possess cartilage(a) calcified(b) fibrous(c) elastic(d) hyaline 2. A deltoid ridge occurs in(a) Radius(b) Ulna(c) Femur(d)...

1. Study of fossils is(a) palaeontology(b) herpetology(c) saurology(d) organic evolution 2. Homeostasis is organism‘s(a) tendency to change with change in...

1. The estrous cycle is a characteristic of(a) human males only(b) human females only(c) mammalian males other than primates(d) mammalian...

1. Humming bird and Hawk illustrate(a) Convergent evolution(b) Homology(c) Adaptive radiation(d) Parallel evolution 2. Phenomenon of organisms resembling others for...

1. Analgesic drugs(a) form tissues(b) relieve pain(c) relieve fatigue(d) cause pain 2. Cells involved in immune mechanism are(a) Erythrocytes(b) Lymphocytes(c)...

1. According of fluid mosaic model, plasma membrane is composed of (a) phospholipids and oligosaccharides (b) phospholipids and hemicellulose(c) phospholipids...

1. Reabsorption of useful substances from glomerular filtrate occurs in(a) Collecting tube(b) Loop of Henle(c) Proximal convoluted tubule(d) Distal convoluted...

1. MSH of pars intermedia of middle pituitary is responsible for(a) darkening of skin in lower vertebrates(b) light colouration of...

1. Pyramid of numbers in a grassland/true ecosystem is(a) always inverted(b) always upright(c) both A and B(d) spindle-shaped 2. Food...