The greatest diversity of animals in the lake is found in which one of the following zones?

1. 1. Littoral zone
   2. Limnetic zone
   3. Profundal zone
   4. None of these

Among the followings which is the most longest supportive cell?

1. 1. Sclereids
   2. Trachea
   3. Tracheids
   4. Collenchyma cells

A condition in which there is a decrease of oxygen to the tissue despite adequate blood flow to the tissue is_____.

1. 1. Hypoxia
   2. Aphasia
   3. Dysphasia
   4. None of these

Which of the following is not present in mitochondria?

1. 1. Enzymes
   2. Thylakoids
   3. Co-enzymes
   4. Ribosomes

Cell wall is extremely well preserved in fossil specimens in_____.

1. 1. Dinoflagellates
   2. Slime moulds
   3. Diatoms
   4. None of these

Which structure of protein gives information aboutnumber and sequence of amino acids in it_____.

1. 1. Primary structure
   2. Secondary structure
   3. Tertiary structure
   4. Quaternary structure

On average there are _____or more thylakoid per granum?

1. 1. 30
   2. 40
   3. 45
   4. 50

Which of the following impart a red colour to Rose petals?

1. 1. Chromoplast
   2. Chloroplast
   3. Chlorophyll
   4. Leucoplast

Who coined the term CELL?

1. 1. Schwann
   2. Robert Hook
   3. Both a and b
   4. Schleiden

Kangaroo rat most probably would be found in_____.

1. 1. Desert
   2. Tropical rain forest
   3. Tundra
   4. Grass land