General Science Class 9 MCQS

Deficiency of Vitamin-K cause?

1. Rickets
2. Anemia
3. Scurvy
4. Beriberi

Period of rapid growth and development called?

1. Childhood
2. Adult hood
3. Adolescence
4. Both A and B

Deficiency of dietary protein, causes an imbalance in the gastro-intestinal system?

1. Marasmus
2. Edema
3. Diarrhea
4. Kwashiorkor

In human digestive system trachea and esophagus both connect to the :

1. Large intestine
2. Stomach
3. Pharynx
4. Rectum

All are sources of calcium except?

1. Red meat
2. Green leafy vegetables
3. Broccoli
4. Nuts

The movement of organic materials (food) take place through :

1. Xylem
2. Vessels
3. Tracheid
4. Phloem

Human plasma proteins include which of the following?

1. Fibrinogen
2. Haemoglobin
3. Albumin
4. Both A and C

Which of these are involved in the clotting of blood?

1. Platelets
2. Haemoglobin
3. Albumin
4. Globulin

The branch of Chemistry which deals with hydrocarbons :

1. Industrial chemistry
2. Inorganic chemistry
3. Organic chemistry
4. Physical chemistry

In human heart blood returning from lungs first drains into the :

1. Left atrium
2. Left ventricle
3. Right atrium
4. Right ventricle