General Science: General Science (Biology) Practice Paper

General Science (Biology) Practice Paper 

1) From the biological evolution point of view, the human heart is close to the heart of 

1. Cow
2. Monkey
3. Pig
4. Rabbit

2) The pitch of the voice of women is generally 

1. same as that of men
2. higher than that of men
3. much lower than that of men
4. None of these

3) Which of the following hormones contains iodine ?

1. Adrenaline
2. Insulin
3. Testosterone
4. Thyroxine

4) For transfusion, the "O" blood group of a donor can be accepted by a person having blood group

1. A
2. B
3. AB
4. All of the above

5) The Hepatitis-B, which affects liver, is actually a

1. Virus
2. Bacterium
3. Protozoan
4. Helminth

6) Which of these are water-soluble vitamins ?

1. Niacin
2. Pyridoxin
3. Riboflavin
4. Thiamine
5. All the above

7) Which of the following is a skin disease ?

1. Anaemia
2. Pellagra
3. Osteomalacia
4. Rickets

8) Which of the following vitamins is essential for bone and teeth formation ?

1. Vitamin A
2. Vitamin B
3. Vitamin C
4. Vitamin D

9) The richest source of vitamin D is 

1. cod liver oil
2. spinach
3. milk
   
4. cheese

10) The unit of structure of which gene is made up of is

1. RNA
2. Nucleotides
3. DNA
4. endoplasmic reticulum

11) Which of the following structures are commonly present in animal cells and not in plant cells ?

1. Mitochondria
2. Lysosomes
3. Centrosomes
4. 2 and 3 only

12) Bionics is the science of

1. application of mathematics to the study of living things
2. application of the knowledge of the living world characteristics to the world of machines
3. study of relation of an organism to its environment
4. 1 and 2 only