Biology - Questions and Answers, General Study (GK)

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201.

Which one of the following type of microorganism is most widely used in industries?

(a)Bacteria

(b)Bacteria and fungi

(c)Bacteria and algae

(d)Bacteria, micro-algae and fungi

Comment

Answer is: DNA

202.

Nitrogen fixing bacteria is useful in growing which crop?

(a)Wheat

(b)Paddy

(c)Legume

(d)Maize

Comment

Answer is: CNA

203.

Function if leg haemoglobin in nitrogen fixation is

(a)Absorption of oxygen

(b)Nutrition of bacteria

(c)Absorption of light

(d)All of the above

Comment

Answer is: ANA

204.

Yeast is used in bakery in the preparation of bread because

(a)It make on bread hard

(b)It male bread soft and spongy

(c)It increase the food value of bread

(d)It keeps the bread fresh

Comment

Answer is: BNA

205.

Termites can't digest the cellulose contained in wood. Which of the following organism assists termites in the cellulose digestion?

(a)Bacteria

(b)Protozoan

(c)Virus

(d)Fungi

Comment

Answer is: BNA

206.

Leishmania, the causative agent of kala-azar, multiplies asexually by

(a)Budding

(b)Sporogony

(c)Multiple fission

(d)Binary fission

Comment

Answer is: DNA

207.

Which one of the following antimicrobial drugs is suitable for treatment of both tuberculosis and leprosy?

(a)Isoniazid

(b)P-aminosalicylic acid

(c)Rifampicin

(d)Streptomycin

Comment

Answer is: CNA

208.

Which of the disease is not caused by fungus on plant?

(a)Red rot of sugarcane

(b)Ergot of rye

(c)Leaf spot of rice

(d)Red rust of tea

Comment

Answer is: DNA

209.

Which one of the following is the non-symbiotic nitrogen fixing bacteria?

(a)Clostridium

(b)Nostoc

(c)Anabaena

(d)Rhizobium

Comment

Answer is: ANA

210.

Which one of the following is used in the production of yoghurt?

(a)Streptococcus thermophiles

(b)Lactobacillus bulgaris

(c)Streptococcus lactis

(d)Both (a) and (b)

Comment

Answer is: DNA

Comments

Thank you nidhith for this most valuable feedback. We will correct it soon. Keep enjoying your study

zcos team On 02.04.2016. 01:57

Question 305 306 is wrong tallest and longest tree is sequoa not eucalyptus

nidhith On 02.04.2016. 01:00

Biology - Questions and AnswersPage 21

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