Nutrition questions | form two Biology

Name four factors that affect the rate of photosnythesis

Answer / Solution

.The following are among factors affecting the rate of photosynthesis.,

1. Temperature
2. Light intensity
3. Carbon dioxide concentration
4. Chlorophyll concentration

Give the products of digestion after the following food substances are broken down competely

• Carbohydrates
• Proteins
• Lipids

Answer / Solution

Study the diagram below which show the human alimentary canal and associated organs and answer the following questions

• Name the parts labeled J, K, L, M, N, O, P , Q.
• State the adaptation of the structure labeled N which makes it suitable for the adaptation of digested food
• What substances is secreted by the part labeled L and what is it's role in the digestion ?

Answer / Solution

UNSOLVED

An example of an animal with a heterodent dentition is a

• Crocodile
• Fish
• Dog
• Snake

Answer / Solution

C [ Dog]

The islets of langerhans in the pancreases secretes

• Adrenaline
• Thyroxine
• Antidiuretic hormone
• Insulin

Answer / Solution

D [Insulin]