General Science Class 7

If rhythmic action of digestive tract becomes slow cause:

1. Diarrhea
2. Vomiting
3. Abdominal Pain
4. Constipation

If rhythmic action of digestive tract becomes fast cause:

1. Diarrhea
2. Vomiting
3. Abdominal Pain
4. Constipation

Respiration involves:

1. Only Mechanical Process
2. Only Biochemical Process
3. Mechanical and Biochemical processes
4. Neither Mechanical nor Biochemical Process

If oxygen is used in the respiration process like humans it is called?

1. Anaerobic Respiration
2. Photosynthesis
3. Fermentation
4. Aerobic Respiration

Which of the following is NOT a characteristic of burning process?

1. It is a physical process
2. It is a chemical process
3. It takes place in all living cells
4. It release energy
5. Various enzymes are required

In human and higher animals the exchange of gases is carried put by:

1. Circulatory processes
2. Respiratory processes
3. Digestive processes
4. Nervous processes

The blood vessels that carry blood from other parts of body to the heart are called?

1. Arteries
2. Capillaries
3. Veins
4. None

All veins transport de-oxygenated blood to the heart except?

1. Pulmonary Vein
2. Pulmonary Artery
3. Veins
4. Arteries

Doctors usually check the blood pressure of body through apparatus called:

1. Thermometer
2. Sphygmomanometer
3. Glucometer
4. Stethoscope

Circulation of blood starts from the:

1. Right side of the heart
2. Left side of the heart
3. Top of the heart
4. Bottom of the heart