Botany - General Knowledge Questions and Answers

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Heterocyst is found in?

Bacteria
Cyanobacteria
Virus
Mycoplasma


Correct Answer :Cyanobacteria

Viruses are?/ विषाणु क्या स्त्रोत है?

Parasite/ परजीवी
Saprophyte/मृतोपजीवी
Symbiont/ सह जीवी
Free living/ स्वंतत्र जीवन


Correct Answer :Parasite/परजीवी

Black rust of wheat is caused by?

Puccinia gramin’s tritici
Ustilago tritici
Alternaria
All of these


Correct Answer :Puccinia gramin’s tritici

Bordeaux mixture is a common? / बोड मिश्रण है?

Herbicide/ शाकनाशी
Insecticide/ कीटनाशी
Fungicide/ कवक नाशी
All of these/ उपर्युक्त सभी


Correct Answer :Fungicide/ कवक नाशी

Study of algae is known as? /शेवाल का अध्ययन  कहलाता है?

Mycology/ माइकोलॉजी
Phycology/ फाइकोलॉजी
Virology/ वाइरोलॉजी
Bryology/ ब्रायोलॉजी


Correct Answer :Phycology/ फाइकोलॉजी

Parallel venation is a characteristic of? / समानांतर शिरा विन्यास लक्षण है?

Pea/ मटर
Banyan/ बरगद
Grasses/ घास
Shoe flower/ गुलहड़


Correct Answer :Grasses/ घास

Radial vascular bundles is the characteristic of?/ अरीय संवहन पूल लक्षण है?

Root/ जड़
Stem/ तना
Leaf/ पत्ती
None of these /इनमे से कोई नहीं 


Correct Answer :Root/ जड़

True nucleus is absent in? /  सत्य केन्द्रक किसमें अनुपस्थित होता है?

Green algae/ हरित शैवाल में
Fungi, कवक में
Lichen/ लाइकेन में
Bacteria/ जीवाणु में


Correct Answer :Bacteria/ जीवाणु में

Which organelle takes part in photosynthesis?/  प्रकाश संश्लेषण में कौन सा कोशिकांग भाग लेता है?

Leucoplast / ल्यूकोप्लास्ट
Chromoplast /  क्रोमाप्लास्ट
Chloroplast / क्लोरोप्लास्ट
Mitochondria/ माइटोकॉन्ड्रिया


Correct Answer :Chloroplast / क्लोरोप्लास्ट

Cell membrane is? / कोशिका झिल्ली होती है?

Semipermeable/ वरणाक्रमक पारगम्य
Permeable/ पारगम्य
Impermeable/ अपारगम्य
All of these/ उपर्युक्त सभी


Correct Answer :Semipermeable/ वरणाक्रमक पारगम्य

What is the unit of protein synthesis in the cell?/  प्रोटीन संश्लेषण की इकाई है?

Mitochondria/ माइटोकॉन्ड्रिया
Chloroplast/ क्लोरोप्लास्ट
Ribosomes/ राइबोजोम
Lysosomes/ लाइजोजोम


Correct Answer :Ribosomes/ राइबोजोम

Which apparatus is used in the measurement of rate of transpiration? / वाष्पोत्सर्जन की दर  किससे मापी जाती है?

Auxeno meter
Potometer
Photometer
Respiro meter


Correct Answer :Potometer

Richmond and Lang effect is associated with? /रिचमंड और लैंग प्रभाव जुड़ा है?

Increase in length and flowering
Delay of senescence
Auxin bioassay
Avena Curvature test


Correct Answer :Delay of senescence

Enzymes are made up of? / एन्जाइम बने होते है?

Lipid/ लिपिड
Carbohydrate/ कार्बोहाइड्रेट 
Protein/ प्रोटीन
None of these/ उपर्युक्त में से कोई भी नहीं


Correct Answer :Protein/ प्रोटीन

Who was the first to coin the term ecosystem?

A)
Carl Linnaeus

B)
Arthur Tansley

C)
Thomas Robert Malthus

D)
Gregor Mendel


Correct Answer :

Arthur Tansley


Explanation :

Arthur G. Tansley (1871 – 1955), was a British botanist at the beginning of the 20th century, coined the term ecosystem

Which of the following is an air pollutant? / निम्नलिखित में से कौन सा वायु प्रदूषक है?

CO2.
CO.
N2.
O2


Correct Answer :CO.

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