Q: Q: What causes the red color of laterite soils? A:

OPTIONS:
- oxygen
- toxins
- erosion
- iron oxides

A: iron oxides

input: OPTIONS:
- mitochondria
- golgi apparatus
- ribosome
- chloroplasts Now, answer this question: Q: During photosynthesis what organelle is used by plants to change sunlight into chemical energy? A:
A:
output: chloroplasts

Q: What process provides over 99% of the energy supply for life on earth? A:

OPTIONS:
- gases
- nutrients
- Carbon
- photosynthesis

Answer: photosynthesis

Problem: OPTIONS:
- platelets
- hemoglobin
- red blood cells
- white blood cells
Q: Q: Inside each lymph node is a honeycomb of connective tissue with spaces filled by what? A:
Answer: white blood cells

Problem:OPTIONS:
- Fibrinolysis
- electrolysis
- glycolysis
- photosynthesis

Q: Oxygen is essentially just a waste product of the light reactions of what? A:
****
A: photosynthesis

Problem:OPTIONS:
- nucleus
- cell
- DNA
- atom

Q: Thomson's plum pudding model shows the structure of what? A:
****
A:
atom