Botany MCQ Questions For Central Warehouse Exam & FCI (3)

Botany MCQ Questions For Central Warehouse Corporation & FCI Exam

Botany MCQ Questions (3)

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1) Typical growth curve in plants is?

1. Sigmoid
2. Linear
3. Stair­steps shaped
4. Parabolic

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2) Which one has main role in fertilization?

1. Mg++
2. Ca++
3. Ag
4. Na

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3) The genetic balance theory given by ?

1. Morgan
2. Mandel
3. Darwin
4. Bridges

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4) “Origin of species” is written by?

1. Lamark
2. Charles Darwin rt
3. De Vries
4. A. Wisemann

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5) The rate of transpiration is highly affected by factor?

1. Light
2. Humidity
3. Temperature
4. Wind

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6) A good producer of citric acid is?

1. Aspergillus
2. Pseudomonas
3. Clostridium
4. Saccharomyces

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7) The metallic ion found in the chlorophyll is?

1. Iron
2. Magnesium
3. Zinc
4. Cobalt

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8) Optimum temperature for photosynthesis is?

1. 10­-15ºC
2. 20­-25º ͦC
3. 25­-30ºC
4. 35-­40ºC

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9) Which of the following is associated with the female part of the plant?

1. Microspore
2. Anthers
3. Antheridia
4. Archegonium

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Botany MCQ Questions

10) Which one of the following process is common to fermentation process and aerobic respiration?

1. Citric acid cycle
2. ETS
3. Oxidative phosphorylation
4. Glycolysis

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11) Identify the site of photosynthesis in light independent reaction?

1. Thylakoid membrane
2. Thylakoid lumen
3. Stroma lamella
4. Stromatal matrix

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12) Identify the sugar found in mRNA?

1. Deoxyribose
2. Maltose
3. Ribose
4. Dextrose

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13) Kitchen of the cell is?

1. Mitochondria
2. Chloroplast
3. Endoplasmic reticulum
4. Golgi apparatus

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14) During photolysis of water, oxygen is evolved in the light reaction of photosynthsis. Name the elements which are involved in this reaction?

1. Magnesium and chlorine
2. Magnesium and calcium 
3. Manganese and chlorine
4. Manganese and sodium

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15) What is the function of leghemoglobin in the root nodules of leguminous plants?

1. Formation of root nodules
2. Oxygen scavenger
3. To inhibit the nitrogenase enzyme activity
4. Nif gene expression

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16) Which one is responsible for phototropism in shoot ?

1. Auxins
2. Gibberellins
3. Cytokinin
4. Abscission

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17) Genetic mutation occurs in?

1. DNA
2. RNA
3. Ribosomes
4. Lysosomes

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18) Inner membrane foldings of a mitochondria are called?

1. Lamellae
2. Thykaloids
3. Grana
4. Cristae

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19) Among the biotic components of the ecosystem, the producer system is?

1. Bacteria
2. fungi
3. Green Plants
4. Animals

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20) 1 gm of which of the following will produce maximum ATP’s?

1. Protein
2. Carbohydrate
3. Fat
4. Cellulose

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Botany MCQ Questions For Central Warehouse Exam