The higher animals have special organs for exchange of gases as their skin is _____.

1. 1. Hard
   2. Thick
   3. Thin
   4. Soft

Triglyceride is also known as_____.

1. 1. Neutral lipid
   2. Natural lipid
   3. Neutral wax
   4. None of these

An enzyme which can convert single stranded RNA into double stranded viral DNA is called_____.

1. 1. RNAase
   2. DNAase
   3. Reverse Transcriptase
   4. DNA polymerase

Lichen is a symbiotic mutualistic association of fungi with_____.

1. 1. Leguminous plants
   2. Autotrophs
   3. Roots of vascular plants
   4. Green algae and cyanobacterium

An example of codominance is_____.

1. 1. A’ blood group
   2. B’ blood group
   3. AB’ blood group
   4. O’ blood group

Anus is surrounded by _____types of muscles?

1. 1. 2
   2. 4
   3. 5
   4. 6

The arrangement of _____speaks of the division of labour within cell?

1. 1. Subatomic particles
   2. Molecule
   3. Organelles
   4. Atoms

Amount of water required to excrete 1gN of Urea is_____.

1. 1. 50 ml
   2. 1 ml
   3. 100 ml
   4. 150 ml

Which of the following allows precise muscular movements?

1. 1. Cerebrum
   2. Thalamus
   3. Hypothalamus
   4. Cerebellum

The skull contains?

1. 1. 18 bones
   2. 22 bones
   3. 24 bones
   4. 26 bones