NEET Botany Mock Test 2

Bacterial photosynthesis comes from:

• Evolution of O₂

• Evolution of H₂

• Non-Evolution of O₂

• Evolution of  CO₂

Hill reaction requires:

• High attitude

• Presence of Ferricyanide

• Total darkness

• Absence of water

What is the last stage of a plant called?

• Senescence

• Scarification

• Dormancy

• Vernalisation

Energy obtained from light reaction is transferred to dark reaction in form of:

• ADP

• ATP

• Chlorophyll

• RuBP

What did Jan Ingenhousz's experiments reveal about the role of sunlight in plant processes?

• Sunlight is not essential for plant processes.

• Sunlight is essential for the release of oxygen by plants.

• Sunlight is essential for purifying the air.

• Sunlight helps plants produce carbon dioxide.

Which of the following prevents the fall of fruits ?

• GA₃

• NAA

• Ethylene

• Zeatin

Which of the following phenomena includes all the changes undergone by a living plant from seed emergence to death?

• Dedifferentiation

• Development

• Differentiation

• Redifferentiation

The substances that have an ability to absorb light at different specific wavelength are:

• Proteins

• Enzymes

• Carbohydrates

• Pigments

Krebs cycle is both catabolic and anabolic because it provides

• A number of intermediates

• Produce energy as well as use energy

• ATP is released as well as utilised

• A number of final products

Which of the following is not the characteristics of the cells of the phase of elongation?

• Increased vacuolation

• Plasmodesmatal connections

• Cell enlargement

• Cell wall deposition