Plant Anatomy and Physiology MCQ question and answer with solution | Biology Gk MCQs

Sugarcane plants are usually propagated by vegetative means because

According to Hill, isolated chloroplasts in the presence of light, water, and a suitable hydrogen acceptor

Consider the following statements and choose the correct answer:
1. Soil gets heat energy from different sources such as solar radiation, decomposing organic matter and heat formed in the interior of earth
2. The temperature of soil is not affected by its colour and altitude of the land
3. Black soils absorb more heat than white soils
4. Sandy soils absorb more heat and radiate it out quickly at night than clay or loam soils

The types of dissolution that may cause abscission include:

The organic matter in the soil derived from the decay of the dead remains of plants and animal parts is known as

The number of moles of substrate converted per minute by 1 mole of enzyme is called the

Which of the following pairs of plant disease - microorganism is correct?
1. Citrus canker - Virus
2. Rust of wheat - Fungi

Quantum migration occurs preferentially from

Which of the following is the area of the root where most wate absorption takes place?

Which of the following is an example of long day plant?