_____are believed to have common origin with annelids.

1. 1. Nematods
   2. Molluscs
   3. Arthropods
   4. All of these

Stomata cover only_____of leaf surface.

1. 1. 1-2 %
   2. 0.03 – 0.04%
   3. 0.1%
   4. 0.5%

Joint between two parietal bones, which is infact immovable one is an example of_____.

1. 1. Fibrous joints
   2. Cartilaginous joints
   3. Synovial joints
   4. None of these

The trioses which are intermediate in respiration and photosynthesis are_____.

1. 1. Dihydroxy acetone
   2. Glyceraldehydes
   3. Both of these
   4. All of these

The part of sporophyte which is called sporangium is_____.

1. 1. Foot
   2. Capsule
   3. Stalk
   4. All of these

Stimulus for CCK hormone is_____.

1. 1. Base
   2. Acid
   3. Both a & b
   4. Fat, Protein

Lampbrush chromosomes are found inside _____.

1. 1. Oocytes of frog
   2. Salvary glands of Drosophila
   3. Salvary gland of silk moth
   4. Nucleus of man

Chlorophyll is a/an _____molecule.

1. 1. Inorganic
   2. Organic
   3. Cationic
   4. Anionic

Bean shaped cells in plants are_____.

1. 1. Mesophyll cells
   2. Xylem cells
   3. Guard cells
   4. Phloem cells

All of the following veins carry deoxygenated blood except _____.

1. 1. Pulmonary vein
   2. Superior vena cava
   3. Inferior vena cava
   4. Hepatic vein